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what is adrenaline biology | Adrenaline is a hormone, and is secreted from the adrenal glands-which are situated just above the kidneys.Whenever you are nervous or excited, your body will secrete this hormone; because your brain sends messages along nerves to the adrenal glands, which tells them to secrete adrenaline into the blood stream.The func... | Adrenaline is a hormone produced by the adrenal gland in the body. When it is produced it stimulates the heart-rate, dilates blood vessels and air passages, and has a number of more minor effects. | eng_Latn | 100 |
which hormone cause women moody | Hormones and the Brain. That's not to say estrogen isn't a major player in regulating moods. Estrogen acts everywhere in the body, including the parts of the brain that control emotion. Some of estrogen's effects include: 1 Increasing serotonin, and the number of serotonin receptors in the brain. | Hereâs how to escape the horror hormones cause. Hormones! From PMS to menopause, these messengers of womanhood can affect your mood, your weight, your food cravings - even your desire for sex. For many women, it's smooth sailing, but for others, it's a shipwreck at every turn of the hormonal bend. | eng_Latn | 101 |
regulation of the secretion of a hormone may be stimulated by __________. | Hormone secretion can be stimulated and inhibited by: 1 Other hormones (stimulating- or releasing -hormones) 2 Plasma concentrations of ions or nutrients, as well as binding globulins. 3 Neurons and mental activity. Environmental changes, e.g., of light or temperature. | Neural Regulation of Hormone Release. Neural regulation of hormone release is when neuronal input to an endocrine cell increases or decreases hormonal secretion. We will consider three different examples: the autonomic innervation of the pancreas, the adrenal medulla, and neurosecretory cells of the hypothalamus.n this... | eng_Latn | 102 |
functions of prostaglandins | Prostaglandins function to activate an inflammatory response, which is the bodyâs way of neutralizing an infection caused by internal or external stimuli (burns, toxins, frostbite, radiation and splinters). Typical inflammatory responses include fever, the sensation of pain and swelling. | Prostaglandin E2: One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body functions such as the contraction and relaxation of smooth muscle, the dilation and constriction of blood vessels, control of blood pressure, and modulation of inflammation. | eng_Latn | 103 |
where are your glands located | Your Adrenal Glands. The adrenal glands are orange-colored endocrine glands which are located on the top of both kidneys. The adrenal glands are triangular shaped and measure about one-half inch in height and 3 inches in length. Each gland consists of a medulla (the center of the gland) which is surrounded by the corte... | Apocrine Glands. This type of gland is found in hairy places on the body, such as the armpits and between the legs. Near the skinâs surface, inside the hair follicle, apocrine glands secrete: âA milky fluid that most commonly [occurs] when youâre under emotional stress. This fluid is odorless . . . .â. | eng_Latn | 104 |
does stress affect the immune system | Too Much Stress. The way stress affects the immune system is complicated but explained well by Harrison Wein, Ph. D, in the National Institutes of Health newsletter, Word on Health.. In the article, Stress and Disease: New Perspectives, Dr. Wein states that stress produces a hormone in the body called cortisol. report ... | Stress also can overactivate the immune system, resulting in an increased risk of autoimmune diseases such as arthritis and multiple sclerosis. Skin conditions such as psoriasis, eczema, hives and acne also may worsen, and stress can trigger asthma attacks. The mechanisms behind this are complex and still only partiall... | eng_Latn | 105 |
the difference between pressure and stress | Originally Answered: What is the difference between pressure and stress? Pressure is often used with fluids (gases or liquids), whereas stress is more often used with solids. One major difference is that pressure only acts perpendicular to a surface, whereas stress can also be parallel to a surface as well as perpendic... | Stress comes from the pressures we feel in life, as we are pushed by work or any other task that puts undue pressure on our minds and body, adrenaline is released, extended stay of the hormone causes depression, a rise in the blood pressure and other negative changes and effects. | eng_Latn | 106 |
cortisol is | Cortisol & Adrenal Function. Cortisol is a life sustaining adrenal hormone essential to the maintenance of homeostasis. Called âthe stress hormone,â cortisol influences, regulates or modulates many of the changes that occur in the body in response to stress including, but not limited to: 1 Blood sugar (glucose) le... | cortisol. a hormone from the adrenal cortex; the principal glucocorticoid. Called also 17-hydroxycorticosterone and, pharmaceutically, hydrocortisone. A synthetic preparation is used for its anti-inflammatory actions. | eng_Latn | 107 |
what are some examples of conditions that are maintained constant in the body | This is because it takes time for protein synthesis to commence, the hormone to diffuse into the blood-steam, and for it to circulate around the body and take effect. Temperature Homeostasis (thermoregulation) One of the most important examples of homeostasis is the regulation of body temperature. | It is important that the internal environment of the body is controlled. Maintaining a constant internal environment is called homeostasis. The nervous system and hormones hormones: Chemical messengers produced in glands and carried by the blood to specific organs in the body are responsible for this. These are some of... | eng_Latn | 108 |
what is allostasis | Allostasis is the process of achieving stability, or homeostasis, through physiological or behavioral change. This can be carried out by means of alteration in HPA axis hormones, the autonomic nervous system, cytokines, or a number of other systems, and is generally adaptive in the short term (McEwen & Wingfield 2003). | In 1988, Peter Sterling and Joseph Eyer of the University of Pennsylvania named the homeostatic process allostasis in the Handbook of Life Stress, Cognition, and Health. Allostasis is the mind/brain and bodyâs ability to achieve stability through and despite change. | eng_Latn | 109 |
what is argireline peptide | Acetyl hexapeptide-3 or acetyl hexapeptide-8 (sources differ) is a synthetic anti-wrinkle cosmetics ingredient. It is a peptide which is a fragment of SNAP-25, a substrate of Botulinum toxin (Botox). Acetyl hexapeptide-8 is marketed as Argireline by the Barcelona-based research laboratory Lipotec. | Vasopressin, also known as arginine vasopressin (AVP), antidiuretic hormone (ADH), or argipressin, is a neurohypophysial hormone found in most mammals. Its two primary functions are to retain water in the body and to constrict blood vessels.asopressin is a peptide hormone that increases water permeability of the kidney... | eng_Latn | 110 |
aldosterone is secreted by the | Aldosterone is the main mineralocorticoid secreted by the adrenal cortex. When low blood pressure is detected by the kidneys, we see the start of the renin-angiotensin system, which is a hormonal cascade that leads to the production of angiotensin II. Angiotensin II is a powerful stimulator of aldosterone release. | Aldosterone is secreted by the adrenal cortex in the adrenal gland - more specifically, in the zona glomerulosa. The adrenal gland is located right above your kidneys. It'â¦s normally depicted in most images by a yellow triangular shaped object that sits atop both the left and right kidneys. Epinephrine or adrenal... | eng_Latn | 111 |
can taurine raise blood pressure | Taurine Offsets Multiple Stressors of High Blood Sugar. Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. When your fasting blood sugar rises above 90 your body enters into a state of stress trying to deal with extra sugar. This is true long b... | In the blood vessels, it triggers vasoconstriction (narrowing of blood vessels), which increases blood pressure. Blood pressure is further raised by norepinephrine as a result of its effects on the heart muscle, which increase the output of blood from the heart. Norepinephrine also acts to increase blood glucose levels... | eng_Latn | 112 |
what is the function of the sympathetic nervous system | The sympathetic branch of your autonomic nervous system originates in the spinal cord. It goes into action to prepare the body for physical or mental activity. In response to a stressor, the sympathetic nervous system orchestrates what you familiarly call the fight-or-flight response. | Sympathetic nervous system. The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS), which also includes the parasympathetic nervous system (PNS). The sympathetic nervous system activates what is often termed the fight or flight response. | eng_Latn | 113 |
what does the adrenal gland do for the body | The main purpose of your adrenals is to enable your body to deal with stress from every possible source, ranging from injury and disease to work and relationship problems. They largely determine the energy of your bodyâs responses to every change in your internal and external environment. | Adrenal Gland Functions. Your adrenal glands work to regulate certain hormones, primarily cortisol, adrenaline and aldotesterone. These are all related to stress and affect your blood sugar, blood pressure, energy and appetite. | eng_Latn | 114 |
stress stimulates what part of the brain the reptilian brain | If the situation is judged as being stressful, the HYPOTHALAMUS (at the base of the brain) is activated. The hypothalamus in the brain is in charge of the stress response. When a stress response is triggered, it sends signals to two other structures: the pituitary gland, and the adrenal medulla. These short term respon... | But, in the sleep-deprived brain, the amygdala seemed to be rewired, coupling instead with a brain stem area called the locus coeruleus, which secretes norepinephrine, a precursor of the hormone adrenaline that triggers fight-or-flight type reactions. | eng_Latn | 115 |
what is the epilator used for | For the device intended to permanently remove one hair at a time, see Electric tweezers. Closeup of the head of an epilator. An epilator is an electrical device used to remove hair by mechanically grasping multiple hairs simultaneously and pulling them out. The way in which epilators pull out hair is similar to waxing,... | A Lifesaving Drug. Epinephrine pens, or EpiPens, can be lifesaving tools. The epinephrine (also called adrenaline) is a cardiac stimulant and is used for severe allergic reactions of all types, including food, drug, insect bites, and stings.Prescribed to those for whom the risk of anaphylactic shock due to allergic rea... | eng_Latn | 116 |
what is adrenergic function | Adrenergic is a term used to describe proteins and drugs that interact with adrenaline or noradrenaline, also known as epinephrine and norepinephrine, respectively. | These adrenergic nerves release the neurotransmitter norepinephrine (NE), which binds to specific receptors in the target tissue to produce their physiological responses. Neurotransmitter binding to receptors activates signal transduction pathways that cause the observed changes in cardiac function.Adrenergic receptors... | eng_Latn | 117 |
what do androgens do | The AR gene provides instructions for making a protein called an androgen receptor. Androgens are hormones (such as testosterone) that are important for normal male sexual development before birth and during puberty.Androgen receptors allow the body to respond appropriately to these hormones.The receptors are present i... | What do testosterone and estrogen do? Testosterone is an androgen, or steroid hormone; in men, androgens trigger the development of reproductive organs â the penis, testes, prostate, etc. Testosterone promotes muscle and bone mass, hair growth, sperm production and sex drive. | eng_Latn | 118 |
what hormones are produced in the adrenal medulla? | The two most important hormones of the adrenal medulla are the catecholamines. epinephrine and norepinephrine (Figure 1). The synthesis pathway for. norepinephrine is identical to that used by adrenergic neurons. However, the. adrenal medulla expresses an additional enzyme, phenylethanolamine-N-methyl-. | Epinephrine and Norepinephrine. hormone produced in the adrenal medulla; increases alertness, metabolizes high-energy foods, and creates/preserves glucose; inhibits digestion/urination and insulin secretion. | eng_Latn | 119 |
is adrenaline and epinephrine the same | Epinephrine (also known as adrenaline) is released by the adrenaline glands and is responsible for the regulation of bodyâs âfight or flightâ response. It regulates the transfer of nerve signals between neurons and the body cells and increases the rate and strength of cardiac contraction. | Adrenaline, or epinephrine, and cortisol, or hydrocortisone, are stress hormones secreted from the adrenal glands, which sit above the kidneys. Though both chemicals are stress hormones, adrenaline and cortisol play different biochemical roles. Adrenaline primarily binds to receptors on the heart and heart vessels. Thi... | eng_Latn | 120 |
can a person live without adrenal glands | To emphasize how important this gland is, consider that the gonads (testicles or ovaries) of a man or woman could be removed and without any further medication that person would live. Without critical medical care, a patient would die shortly after the removal of the adrenal glands. | This is false information, the adrenal glands do NOT need support, the adrenal glands are what CAUSE depression because they excrete TOO MUCH ADRENALIN. To start curing yourself, you must remove the STRESS that CAUSED your adrenal glands to pump out a constant flow of Adrenalin. That is the key to success. | eng_Latn | 121 |
what function does your adrenal gland control | 1 The adrenal cortexâthe outer part of the glandâproduces hormones that are vital to life, such as cortisol (which helps regulate metabolism and helps your body respond to stress) and aldosterone (which helps control blood pressure).ormones of the Adrenal Glands. The adrenal cortex and the adrenal medulla have very... | The Adrenal Medulla is the inner part of the adrenal gland. The hormones secreted effect the structures in the body that are under the control of the sympathetic nervous system, aiding the body to deal with stressful situations such as fright, attack or pursuit.he Endocrine system regulates the activities of the body b... | eng_Latn | 122 |
what are pain receptors | Top 10 amazing movie makeup transformations. A pain receptor is a type of nerve cell that is primarily responsible for receiving and then transmitting stimulation signals from various nerve endings to the brain, which will typically interpret then as pain.f a drug inhibits the release of second messengers, then the pai... | The adrenergic receptors are a class of G protein-coupled receptors that are targets of the catecholamines, especially norepinephrine and epinephrine. Many cells possess these receptors, and the binding of a catecholamine to the receptor will generally stimulate the sympathetic nervous system. The sympathetic nervous s... | eng_Latn | 123 |
which part of the nervous system controls smooth muscle, cardiac muscle, glands, and adipose tissue subconsciously? | The autonomic nervous system (ANS) is to a large extent responsible for automatically and subconsciously regulating the cardiovascular, renal, gastrointestinal, thermoregulatory, and other systems, in order to enable the body to meet the continual and ever-changing stresses to which it is exposed. | The autonomic nervous system is the part of the nervous system that controls muscles of internal organs (such as the heart, blood vessels, lungs, stomach, and intestines) and glands (such as salivary glands and sweat glands). | eng_Latn | 124 |
a histamine reaction to pressure | slide 1 of 6. Histamine is a chemical in the body tissues that is produced by the breakdown of histidine. It is released in allergic reactions and causes widening of capillaries, decreased blood pressure, increased release of gastric juice and tightening of the muscles of the bronchial tubes and the uterus. | Histamine is an important mediator of immediate hypersensitivity reactions acting locally and causing smooth muscle contraction, vasodilation, increased vascular permeability, edema and inflammation. Histamine acts through specific cellular receptors which have been categorized into four types, H1 through H4. | eng_Latn | 125 |
effects of ghrelin hormone | According to the BBC, the researchers said there have been suggestions that blocking the bodyâs response to the hormone could be a possible weight-loss treatment. This new study however, found that it may also produce âunintended effects on moodâ. The researchers are quoted in the article as saying that although ... | Ghrelin (pronounced /ËÉ¡rÉlɪn/), the hunger hormone, also known as lenomorelin (INN), is a peptide hormone produced by ghrelinergic cells in the gastrointestinal tract which functions as a neuropeptide in the central nervous system. | eng_Latn | 126 |
where is epinephrine produced | Epinephrine: Also known as adrenaline. A substance produced by the medulla inside of the adrenal gland. The name epinephrine was coined in 1898 by the American pharmacologist and physiologic biochemist John Jacob Abel who isolated it from the adrenal gland which is located above (epi-) the kidney nephros in Greek). sub... | Epinephrine is synthesized in the medulla of the adrenal gland in an enzymatic pathway that converts the amino acid tyrosine into a series of intermediates and, ultimately, epinephrine. Tyrosine is first oxidized to L-DOPA, which is subsequently decarboxylated to give dopamine. | eng_Latn | 127 |
what supports the adrenal glands | Benefits of Support Adrenals. Therapeutic support for the Adrenal Glands. Assists in the body's ability to fend off chronic stress. Helps with mental function and fatigue. Does not hyper stimulate compromised organ function. Assists in the reduction of inflammation. High in necessary B Vitamins to help with energy and ... | The adrenal glands are small glands located on top of each kidney. They produce hormones that you can't live without, including sex hormones and cortisol. Cortisol helps you respond to stress and has many other important functions. With adrenal gland disorders, your glands make too much or not enough hormones. In Cushi... | eng_Latn | 128 |
what is a stressor | A Stressor is anything (physical or psychological) that produces stress (negative or positive) is considered a stressor. | Physiologists define stress as how the body reacts to a stressor, real or imagined, a stimulus that causes stress. Acute stressors affect an organism in the short term; chronic stressors over the longer term. Alarm is the first stage, which is divided into two phases: the shock phase and the antishock phase. Shock phas... | eng_Latn | 129 |
what do sympathetic postganglionic neurons release | The postganglionic neurons of sweat glands release acetylcholine for the activation of muscarinic receptors. The chromaffin cells of the adrenal medulla are analogous to post-ganglionic neuronsâthe adrenal medulla develops in tandem with the sympathetic nervous system and acts as a modified sympathetic ganglion. | Upper motor neurons release a neurotransmitter, acetylcholine, from their axon terminal knobs, which are received by nicotinic receptors of the alpha motor neurons. In turn, alpha motor neurons relay the stimulus. From there, acetylcholine is released from the axon terminal knobs of alpha motor neurons and received by ... | eng_Latn | 130 |
what is stressor | A stressor is a chemical or biological agent, environmental condition, external stimulus or an event that causes stress to an organism.[1] | Stress is the internal resistance, or counterforce, of a material to the distorting effects of an external force or load. These counterforces tend to return the atoms to their normal positions. The total resistance developed is equal to the external load. This resistance is known as stress. | eng_Latn | 131 |
definition of repressor in biology | In molecular genetics, a repressor is a DNA-or RNA-binding protein that inhibits the expression of one or more genes by binding to the operator or associated silencers. | repression. 1. the act of restraining, inhibiting, or suppressing. 2. in molecular genetics, inhibition of gene transcription by a repressor. 3. in psychiatry, a defense mechanism by which a person unconsciously banishes unacceptable ideas, feelings or impulses from consciousness. A person using repression to obtain re... | eng_Latn | 132 |
what human body system does erythropoietin regulate | Hormone, erythropoietin: Erythropoietin is a substance produced by the kidney that leads to the formation of red blood cells in the bone marrow. Abbreviated: EPO.The kidney cells that make EPO are specialized and are sensitive to low oxygen levels in the blood coming into the kidney.hese cells release erythropoietin wh... | Erythropoietin is produced and released into the blood by the kidneys in response to low blood oxygen levels (hypoxemia). EPO is carried to the bone marrow, where it stimulates production of red blood cells. The hormone is active for a short period of time and then eliminated from the body in the urine. | eng_Latn | 133 |
effects of sympathetic nervous system | As the SNS continues to trigger physical reactions, it causes a wear-and-tear on the body. It's not so much what chronic stress does to the nervous system, but what continuous activation of the nervous system does to other bodily systems that become problematic. | 1 With the exception of the sweat glands (enervated by the sympathetic nervous system), the peripheral nervous system effects (on the cardiac conduction system, exocrine glands, and smooth muscle) mediated by muscarinic receptors are parasympathetic. With the exception of the sweat glands (enervated by the sympathetic ... | eng_Latn | 134 |
what part of the body is affected by stress | Stress can affect every part of your body. muscle aches, head aches, how your hair grows, the texture of your skin, it can affect your menstrual cycle. | Stress can affect all aspects of your life, including your emotions, behaviors, thinking ability, and physical health. No part of the body is immune. But, because people handle stress differently, symptoms of stress can vary. | eng_Latn | 135 |
what is addison disease | In Addison's disease, the adrenal glands don't make enough of a hormone called cortisol, or less often, a related hormone called aldosterone. That's why doctors sometimes call the illness ''chronic adrenal insufficiency,'' or hypocortisolism. | 11.08.12 l Leave a Comment. Addisonâs disease, also known as primary adrenal insufficiency, is an endocrine condition involving destruction of parts of the adrenal gland (which sits atop the kidney), resulting in a deficiency of the steroid hormones produced by this gland, including cortisol and aldosterone. | eng_Latn | 136 |
which gland releases epinephrine and norepinephrine | Adrenal medulla. The inner part of the adrenal gland. The adrenal medulla produces the hormones epinephrine (adrenaline), which stimulates the heart, tightens blood vessels, and relaxes some smooth muscles; and norepinephrine, which has similar effects. Mentioned in: Adrenal Gland Scan, Pheochromocytoma, Vasodilators. | A hormone that is secreted by the adrenal gland in response to physical or mental stress, as from fear, and is regulated by the autonomic nervous system. The release of epinephrine causes an increase in heart rate, blood pressure, and respiratory rate. Epinephrine also raises glucose levels in the blood for use as fuel... | eng_Latn | 137 |
what is cortisol pm | A cortisol test measures the level of the hormone cortisol in a 24-hour sample of urine. The cortisol level may show problems with the adrenal glands or the pituitary gland. Cortisol is made by the adrenal glands. | Cortisol is a steroid hormone released from the adrenal gland in response to ACTH, a hormone from the pituitary gland in the brain. Cortisol affects many different body systems. It plays a role in: 1 Bone. | eng_Latn | 138 |
definition indolamines | Indolamines are a class of monoamines, and consist of the neurotransmitter serotonin. Epinephrine, which is released from the adrenal glands, stimulates the sympathetic nervous system. Monoamines are neuromodulators, which means they are able to stimulate many neurons located far away from each other. | Mesalamine is a medication that is licensed for the treatment of ulcerative colitis in adults. It helps to reduce symptoms of the condition by inhibiting the production of the chemicals that cause inflammation in the lining of the colon. | eng_Latn | 139 |
what is normetanephrine | Normetanephrine is a metabolite of norepinephrine created by action of catechol-O-methyl transferase on norepinephrine.It is excreted in the urine and found in certain tissues. It is a marker for catecholamine-secreting tumors such as pheochromocytoma.ormetanephrine is a metabolite of norepinephrine created by action o... | Norepinephrine (INN) (abbreviated norepi or NE) or noradrenaline (BAN) (abbreviated NA or NAd) is a. catecholamine with multiple roles including as a hormone and a neurotransmitter.[5] As a stress hormone, norepinephrine affects parts of the brain where attention and responding actions are controlled. | eng_Latn | 140 |
which is not a catecholamine | Is GABA a catecholamine? No GABA is not a catecholamine. The catecholamine family is made up of epinephrine (Called adrenaline in the United Kingdom), norepinephrine (Called noradrenaline in the Unite ⦠d Kingdom) and dopamine. These neurotransmitters are derived from tyrosine and phenylalanine, while GABA is derived... | As members of both the neurotransmitter and hormone families, catecholamines are made by nerve tissue, the brain, and the adrenal glands located on top of your kidneys. The name catecholamine comes from the chemical structures of a benzene ring (termed catechol) and a nitrogen-containing group (amine). | eng_Latn | 141 |
definition, stresses | Stress: In a medical or biological context stress is a physical, mental, or emotional factor that causes bodily or mental tension. Stresses can be external (from the environment, psychological, or social situations) or internal (illness, or from a medical procedure). Stress can initiate the fight or flight response, a ... | Definition. Stress is defined as an organism's total response to environmental demands or pressures. When stress was first studied in the 1950s, the term was used to denote both the causes and the experienced effects of these pressures. More recently, however, the word stressor has been used for the stimulus that provo... | eng_Latn | 142 |
does muscle inflammation cause cortisol | Cortisol is a powerful anti-inflammatory hormone, so you might think that high levels of it would protect us from inflammatory diseases like arthritis and heart disease. Unfortunately, it doesn't. Cortisol and cortisol-like medicines suppress inflammation by suppressing parts of the immune system. That makes us more su... | When cortisol is secreted, it causes a breakdown of muscle protein, leading to release of amino acids into the bloodstream. These amino acids are then used by the liver to synthesize glucose for energy, in a process called gluconeogenesis. | eng_Latn | 143 |
what is autonomic reactivity | 1. the extent or level to which an organism responds physiologically to a stimulus, such as a stressor in the environment. 2. a pattern of autonomic nervous system responses that become characteristic of an individual throughout life. | role of the autonomic nervous system in modulating the release of ANF remains controversial. Finally, there is growing evidence to suggest that there is a reciprocal interplay between ANF and the sympathetic nervous sys- tem in peripheral target tissues which may have important pathophysiological significance. Key word... | eng_Latn | 144 |
what is the main chemical stimulus autoregulation | Autoregulation is a process within many biological systems, resulting from an internal adaptive mechanism that works to adjust (or mitigate) that system's response to stimuli. While most systems of the body show some degree of autoregulation, it is most clearly observed in the kidney, the heart, and the brain. Perfusio... | The secretion of endogenous insulin is a response of the beta cells to a stimulus. The primary stimulus is glucose; others are amino acids, particularly leucine, and the 'gut hormones', such as secretin, pancreozymin and gastrin.he secretion of endogenous insulin is a response of the beta cells to a stimulus. The prima... | eng_Latn | 145 |
what is cortisol am | Cortisol is the major adrenal steroid hormone and is controlled by the pituitary gland and the hypothalamus. The bodyâs stress response increases cortisol in order to mobilize energy to manage and resolve the stressor. | What is Cortisol? Cortisol is an important hormone produced by the adrenal glands, small endocrine glands that sit on top of our kidneys. Cortisol is secreted by the body in response to stress, and is one of the hormones our bodies secrete in what is known as the fight or flight response.. Cortisol, in turn, plays an i... | eng_Latn | 146 |
difference between aldosterone and adh | 1. ADH is synthesized in the hypothalamus while aldosterone is made in the adrenal cortex. 2. ADH conserves water directly through its reabsorption while aldosterone conserves water indirectly through the reabsorption of sodium.hese processes can be carried out by these two hormones. ADH is completely known as the anti... | Difference Between ADH and Aldosterone. Basic learners of Biology and the concept of the urinary system may somehow have difficulty in separating the roles of ADH and aldosterone. Fortunately for those who have taken advanced courses involving these concepts, the two terms are just like their everyday word. | eng_Latn | 147 |
what is the stress hormone | Stress hormones are produced by your body in situations that might be perceived as potentially dangerous. Daily activities, physical and emotional, that cause increased anxiety may cause your body to release some of these hormones and may cause you to feel more stressed about a routine situation.hese hormones include g... | What Some Research Shows About Stress and Low T. Over the years, some studies have suggested that the stress hormone cortisol and the sex hormone testosterone work against each other. This has led to the theory that stress may cause infertility and loss of libido in men by inhibiting testosterone. | eng_Latn | 148 |
which autonomic nervous system rules day to day life | Transmission of Autonomic Stimuli. Like other nerves, those of the autonomic nervous system convey their messages to the appropriate end organs (blood vessels, viscera, etc.) by releasing transmitter substances to which the receptors of the target cells are responsive. | The autonomic nervous system (ANS) is a part of the central nervous system, which controls visceral functions of the human body, e.g. blood pressure, gut motility, emptying the urinary bladder, regulation of body temperature, etc. These regulations occur promptly. | eng_Latn | 149 |
what is adrenaline edu | To understand its effect on the body, one first must understand what adrenaline, or epinephrine, is. Epinephrine is a hormone released by the adrenal medulla located within the adrenal glands, atop the kidneys (Reece, et al. 528). | Epinephrine, also known as adrenaline, is a hormone secreted by the medulla (inner part) of the adrenal glands, located on the kidneys. The adrenal glands are one of the body's endocrine glands (glands producing substances that are distributed by way of the bloodstream).t is also the chemical agent that is responsible ... | eng_Latn | 150 |
what does the adrenal medulla secrete | It is the innermost part of the adrenal gland, consisting of cells that secrete epinephrine (adrenaline), norepinephrine (noradrenaline), and a small amount of dopamine in response to stimulation by sympathetic preganglionic neurons.he adrenal medulla consists of irregularly shaped cells grouped around blood vessels. T... | The smaller, inner region-the adrenal medulla-is part of the sympathetic nervous system and is the body's ... Click to read more below. The supraneal, or adrenal, glands are a pair of glands that secrete hormones directly into the bloodstream. Each gland can be divided into two distinct organs. The outer region, the ad... | eng_Latn | 151 |
what are effectors biology | Effector. Definition. noun, plural: effectors. (biochemistry) A molecule that binds to a protein and affects the function of that protein. (physiology) An organ, a gland, or a muscle that can respond and becomes active in response to a stimulus (e.g. nerve impulse).upplement. In biochemistry, an effector is that molecu... | Used Occasionally. effector is one of the 30000 most commonly used words in the Collins dictionary | eng_Latn | 152 |
what does our autonomic system control | Your autonomic nervous system is the part of your nervous system that controls involuntary actions, such as the beating of your heart and the widening or narrowing of your blood vessels. When something goes wrong in this system, it can cause serious problems, including. Blood pressure problems. | The autonomic nervous system is the part of the nervous system that automatically controls breathing, heart rate, blood pressure, sweating, and digestive function. Autonomic symptoms include shortness of breath, dizziness, fainting, rapid or slow heart rate, irregular heartbeats (palpitations), flushing, sweating, and ... | eng_Latn | 153 |
Obestatin attenuated doxorubicin-induced cardiomyopathy via enhancing long noncoding Mhrt RNA expression. | Long non-coding RNAs in the failing heart and vasculature | Mitochondrial Dysfunction and Oxidative Damage inparkin-deficient Mice | eng_Latn | 154 |
Raf/MAPK and rapamycin-sensitive pathways mediate the anti-apoptotic function of p21Ras in IL-3-dependent hematopoietic cells | E4BP4 is a cardiac survival factor and essential for embryonic heart development | High-affinity glucose uptake in Saccharomyces cerevisiae is not dependent on the presence of glucose-phosphorylating enzymes | eng_Latn | 155 |
Time Course and Cellular Distribution of Hsp27 and Hsp72 Stress Protein Expression in a Quantitative Gerbil Model of Ischemic Injury and Tolerance: Thresholds for Hsp72 Induction and Hilar Lesioning in the Context of Ischemic Preconditioning | The Two Patterns of Reactive Astrocytosis in Postischemic Rat Brain | Porin channels in intact cells of Escherichia coli are not affected by Donnan potentials across the outer membrane. | eng_Latn | 156 |
Studies on the substrate interactions with P-450 in drug hydroxylation by liver microsomes. | Short-term ethanol administration impairs the elimination of chlordiazepoxide (Librium®) in man | A new CYP21A2 nonsense mutation causing severe 21-hydroxylase deficiency | eng_Latn | 157 |
An Immunocytochemical Approach to Detection of Mitochondrial Disorders | High-Content Screening for Compounds That Affect mtDNA-Encoded Protein Levels in Eukaryotic Cells | Inability of the Submaximal Treadmill Stress Test to Predict the Location of Coronary Disease | eng_Latn | 158 |
Nuclear localization of the hypoxia-regulated pro-apoptotic protein BNIP3 after global brain ischemia in the rat hippocampus | In vivo Contributions of BH3-Only Proteins to Neuronal Death Following Seizures, Ischemia, and Traumatic Brain Injury | High-speed running performance is largely unaffected by hypoxic reductions in aerobic power | eng_Latn | 159 |
Oxidized low-density lipoprotein (ox-LDL) accumulation is one of the critical determinants in endothelial dysfunction in many cardiovascular diseases such as atherosclerosis. C1q/TNF-related protein 9 (CTRP9) is identified to be an adipocytokine with cardioprotective properties. However, the potential roles of CTRP9 in... | The beating heart consumes more ATP per weight than any other organ. The machineries required for this are many and complex. Fuel and oxygen must be transported via the vasculature, absorbed by cardiomyocytes, broken down, and regulated to match cellular demands. Much of this occurs in mitochondria, which comprise full... | The reduction of proline by Clostridium sporogenes NCIB8053 is coupled to transmembrane proton translocation in an uncoupler-sensitive fashion (and might therefore conserve free energy). This finding serves to explain the increase in the growth yield of this organism when proline is added to a defined growth medium con... | eng_Latn | 160 |
Multiple factors have been hypothesized over the years to be contributory and or causative for Parkinson’s disease (PD). Hereditary factors, although originally discounted, have recently emerged in the focus of PD research. The study of a large Italian family with PD using a genome scan approach led to the mapping of a... | Parkinson’s disease is a common age-related neurodegenerative disease characterized pathologically by a loss of dopaminergic neurons in the substantia nigra with resultant depletion of striatal dopamine and presence of Lewy bodies in the remaining neurons. The Lewy body contains numerous functional and structural prote... | We prove that groups acting geometrically on delta-quasiconvex spaces contain no essential Baumslag-Solitar quotients as subgroups. This implies that they are translation discrete, meaning that the translation numbers of their nontorsion elements are bounded away from zero. | eng_Latn | 161 |
The Role of Oxidative Stress in Myocardial Ischemia and Reperfusion Injury and Remodeling: Revisited | Xanthine oxidase inhibitor allopurinol attenuates the development of diabetic cardiomyopathy | Ischemia-reperfusion injury causes oxidative stress and apoptosis of Schwann cell in acute and chronic experimental diabetic neuropathy. | eng_Latn | 162 |
Cerebroprotective effect of resveratrol through antioxidant and anti-inflammatory effects in diabetic rats | Ischemia-reperfusion injury causes oxidative stress and apoptosis of Schwann cell in acute and chronic experimental diabetic neuropathy. | MiR-146a negatively regulates TLR2-induced inflammatory responses in keratinocytes. | eng_Latn | 163 |
The effects of age and resveratrol on the hypoxic preconditioning protection against hypoxia–reperfusion injury: studies in rat hearts and human cardiomyocytes | Inhibition of SIRT1 Impairs the Accumulation and Transcriptional Activity of HIF-1α Protein under Hypoxic Conditions | High-speed running performance is largely unaffected by hypoxic reductions in aerobic power | eng_Latn | 164 |
Genetic studies reveal the role of the endocrine and metabolic systems in aging. | Activation-Induced Autophagy Is Preserved in CD4+ T-Cells in Familial Longevity | Exogenous growth factors do not affect the development of individually cultured murine embryos | eng_Latn | 165 |
Exercise Training Stimulates Ischemia-Induced Neovascularization via Phosphatidylinositol 3-Kinase/Akt-Dependent Hypoxia-Induced Factor-1 Reactivation in Mice of Advanced Age | Angiotensin type 1 receptor blocker reduces intimal neovascularization and plaque growth in apolipoprotein E-deficient mice. | Inactivation of the NHEJ Activity of DNA-PKcs Prevents Fanconi Anemia Pre-Leukemic HSC Expansion | eng_Latn | 166 |
Lack of glucose recycling between endoplasmic reticulum and cytoplasm underlies cellular dysfunction in glucose-6-phosphatase-beta-deficient neutrophils in a congenital neutropenia syndrome. | A Novel Homozygous Mutation in G6PC3 Presenting as Cyclic Neutropenia and Severe Congenital Neutropenia in the Same Family | A straightforward route to enantiopure 2-substituted-3,4-dehydro-β-proline via ring closing metathesis | eng_Latn | 167 |
This article mainly presents a control method for an underactuated tractor-trailer vehicle, subject to the nonholonomic constraint, uncertain disturbance and various physical limits, which is aimed at receiving a good tracking performance. All in all, linear quadratic regulator (LQR) and model predictive control (MPC) ... | One of the most critical tasks in tractor operation is the accurate steering during field operations, e.g., accurate trajectory following during mechanical weeding or spraying, to avoid damaging the crop or planting when there is no crop yet. To automate the trajectory following problem of an autonomous tractor-trailer... | Differentiation and dedifferentiation of vascular smooth muscle cells (VSMCs) are essential processes of vascular development. VSMC have biosynthetic, proliferative, and contractile roles in the vessel wall. Alterations in the differentiated state of the VSMC play a critical role in the pathogenesis of a variety of car... | eng_Latn | 168 |
Autophagy, an intralysosomal degradation of cells' own constituents that includes macro-, micro-, and chaperone-mediated autophagy, plays an important role in the renewal of cardiac myocytes. This cell type is represented by long-lived postmitotic cells with very poor (if any) replacement through differentiation of ste... | The ocean quahog Arctica islandica is one of the longest-living and slowest growing marine bivalves. The oldest specimens obtained for the present study approached 200 yr. To achieve such a long lifespan, accumulation of oxidative damage markers in tissues must ideally be main- tained at low levels over time, because t... | Autophagy is a catabolic mechanism, allowing the degradation of cytoplasmic content via lysosomal activity. Several forms of autophagy are described in mammals. Macroautophagy leads to integration of cytoplasmic portions into vesicles named autophagosomes that ultimately fuse with lysosomes. Chaperone-mediated autophag... | eng_Latn | 169 |
ABSTRACTMitochondria are essential organelles that produce ATP and regulate cell growth, proliferation, and cell death. To maintain homeostasis, fusion and fission of mitochondria must be strictly regulated. Even though oligomerization of ATP synthase could affect the mitochondrial morphology, the exact mechanism is no... | Human induced pluripotent stem cells (iPSCs) can be differentiated in vitro into bona fide cardiomyocytes for disease modelling and personalized medicine. Mitochondrial morphology and metabolism change dramatically as iPSCs differentiate into mesodermal cardiac lineages. Inhibiting mitochondrial fission has been shown ... | We prove that groups acting geometrically on delta-quasiconvex spaces contain no essential Baumslag-Solitar quotients as subgroups. This implies that they are translation discrete, meaning that the translation numbers of their nontorsion elements are bounded away from zero. | eng_Latn | 170 |
This study was designed to characterize changes in the expression of mitofusin-1 (Mfn1) and fission-1 (Fis1), as well as in mitochondrial morphology in the kidney of rats subjected to chronic fluorosis and to elucidate whether any mitochondrial injury observed is associated with increased oxidative stress. Sixty Spragu... | To investigate the effect of excessive fluoride on the mitochondrial function of cardiomyocytes, 20 healthy male mice were randomly divided into 2 groups of 10, as follows: control group (animals were provided with distilled water) and fluoride group (animals were provided with 150 mg/L F- drinking water). Ultrastructu... | Oxidative stress (OS) is thought to play an important role in the pharmacological and toxic effects of various drugs of abuse. Herein we review the literature on the mechanisms responsible for the cardiovascular and hepatic toxicity of cocaine with special focus on OS-related mechanisms. We also review the preclinical ... | eng_Latn | 171 |
Sphingosine-1-phosphate (S1P) plays important roles in cardiovascular development and immunity. S1P is abundant in plasma because erythrocytes-the major source of S1P-lack any S1P-degrading activity; however, much remains unclear about the source of the plasma S1P precursor, sphingosine (SPH), derived mainly from the h... | Sphingolipid metabolism starts with the biosynthesis of ceramide, a bioactive lipid and the backbone for the biosynthesis of complex sphingolipids such as sphingomyelin and glycosphingolipids. These are degraded back to ceramide and then to sphingosine, which enters the ceramide–sphingosine-1-phosphate signaling pathwa... | The antithesis of Specker's theorem states that every sequence eventually hounded away from each point of [0,1] is eventually bounded away from [0,1]. We show constructively (that is, with intuitionistic logic) that this is equivalent to a version of the fan theorem. | eng_Latn | 172 |
Epigenetic control of gene expression is a consistent feature of differentiated mammalian cell types. Epigenetic expression patterns are mitotically heritable and are stably maintained in adult cells. However, unlike somatic DNA mutation, little is known about the occurrence of epigenetic change, or epimutation, during... | Autophagy is a major cellular recycling process that delivers cellular material and entire organelles to lysosomes for degradation, in a selective or non-selective manner. This process is essential for the maintenance of cellular energy levels, components and metabolites, as well as the elimination of cellular molecula... | Blunt trauma abdomen rarely leads to gastrointestinal injury in children and isolated gastric rupture is even rarer presentation. We are reporting a case of isolated gastric rupture after fall from height in a three year old male child. | eng_Latn | 173 |
Neuroprotective effects of Rhizoma Dioscoreae polysaccharides against neuronal apoptosis induced by in vitro hypoxia | Mitochondrial Inner Membrane Electrophysiology Assessed by Rhodamine-123 Transport and Fluorescence | High-speed running performance is largely unaffected by hypoxic reductions in aerobic power | eng_Latn | 174 |
Cytochrome Oxidase Repair during Treatment of Copper Deficiency: Relation to Mitochondrial Turnover* | SPECTROPHOTOMETRIC STUDIES XI. THE DIRECT MICRO SPECTROPHOTOMETRIC DETERMINATION OF CYTOCHROME C | Mitochondrial Dysfunction and Oxidative Damage inparkin-deficient Mice | eng_Latn | 175 |
Dynamic Changes in the Nigrostriatal Pathway in the MPTP Mouse Model of Parkinson's Disease | Microglia derive from progenitors, originating from the yolk sac, and which proliferate in the brain | Cardiac sympathetic denervation is not related to nigrostriatal degeneration in Parkinson’s disease | eng_Latn | 176 |
Mitochondrial permeability and ATPase activity. | Functional remodeling of heart mitochondria in acute diabetes: interrelationships between damage, endogenous protection and adaptation. | Targeting TAO kinases using a new inhibitor compound delays mitosis and induces mitotic cell death in centrosome amplified breast cancer cells. | eng_Latn | 177 |
A randomized clinical trial of coenzyme Q10 and GPI-1485 in early Parkinson disease | The Sources of Reactive Oxygen Species and Its Possible Role in the Pathogenesis of Parkinson's Disease | High-affinity glucose uptake in Saccharomyces cerevisiae is not dependent on the presence of glucose-phosphorylating enzymes | eng_Latn | 178 |
Caenorhabditis elegans Aurora A kinase AIR-1 is required for postembryonic cell divisions and germline development | Aurora/Ipl1p-related kinases, a new oncogenic family of mitotic serine-threonine kinases. | Artificial incubation does not affect the post-hatch development, health, or survival of the Lance-tailed Manakin (Chiroxiphia lanceolata), a tropical passerine | eng_Latn | 179 |
A concept of biological aging: The role of compensatory processes | Review of cell aging in Drosophila and mouse | An instrumental variable approach finds no associated harm or benefit from early dialysis initiation in the United States | eng_Latn | 180 |
Cytokines Inhibit p 53-Mediated Apoptosis but Not p 53-Mediated G 1 Arrest | Oncogenic ras and p53 cooperate to induce cellular senescence | Proinflammatory Cytokines Are Soluble Mediators Linked with Ventricular Arrhythmias and Contractile Dysfunction in a Rat Model of Metabolic Syndrome | eng_Latn | 181 |
Phosphorus Magnetic Resonance Spectroscopy Studies of the Role of Mitochondria in the Disease Process | Exogenous ethyl pyruvate versus pyruvate during metabolic recovery after oxidative stress in neonatal rat cerebrocortical slices. | Exogenous growth factors do not affect the development of individually cultured murine embryos | eng_Latn | 182 |
Cell loss in retinal dystrophies by apoptosis--death by informed consent! | Inducible apoptosis-promoting activity in retinal cell-conditioned medium. | Cardiac sympathetic denervation is not related to nigrostriatal degeneration in Parkinson’s disease | eng_Latn | 183 |
Neuronal Protective Role of PBEF in a Mouse Model of Cerebral Ischemia | Brain Injury Does Not Alter the Intrinsic Differentiation Potential of Adult Neuroblasts | High-affinity glucose uptake in Saccharomyces cerevisiae is not dependent on the presence of glucose-phosphorylating enzymes | eng_Latn | 184 |
Matrine Exerts Hepatotoxic Effects via the ROS-Dependent Mitochondrial Apoptosis Pathway and Inhibition of Nrf2-Mediated Antioxidant Response | The role of Ca+2 on rhein-induced apoptosis in human cervical cancer Ca Ski cells. | High-speed running performance is largely unaffected by hypoxic reductions in aerobic power | eng_Latn | 185 |
Label-Free Proteomic Analysis of Molecular Effects of 2-Methoxy-1,4-naphthoquinone on Penicillium italicum | The circadian protein CLOCK regulates cell metabolism via the mitochondrial carrier SLC25A10. | Gap junction protein Connexin-43 is a direct transcriptional regulator of N-cadherin in vivo | eng_Latn | 186 |
Protective effects of XBP1 against oxygen and glucose deprivation/reoxygenation injury in rat primary hippocampal neurons | Deficiency of SUMO-specific protease 1 induces arsenic trioxide-mediated apoptosis by regulating XBP1 activity in human acute promyelocytic leukemia | High-speed running performance is largely unaffected by hypoxic reductions in aerobic power | eng_Latn | 187 |
Apnea produces excitotoxic hippocampal synapses and neuronal apoptosis | Title Sex-specific hippocampus volume changes in obstructive sleep apnea | High-affinity glucose uptake in Saccharomyces cerevisiae is not dependent on the presence of glucose-phosphorylating enzymes | eng_Latn | 188 |
The destruction of organic model substances by indirect electrooxidation was investigated. The oxidation agent Co(II1) was used because of the high redox potential of the Co(III)/Co(II) redox couple (E0 = 1.808 V). Experiments were performed in a batch and in a continuous electrolytic cell by using various model substa... | With the development of human society, discharge of toxic organics in industrial waste water increased sharply. It is difficult to treat these types of waste water efficiently by traditional bio-process to meet the more critical discharge standard. Advanced oxidation processes (AOPs) attracted more and more attention a... | Aging is an agglomerate of biological long-lasting processes that result being inevitable. Main actors in this scenario are both long-term inflammation and oxidative stress. It has been proved that oxidative stress induce alteration in proteins and this fact itself is critically important in the pathophysiological mech... | eng_Latn | 189 |
Use of the conventional cancer chemotherapy (i.e. vincristine) is limited in tumor cells exhibiting pre-existing or acquired resistance. Here, we found that C6 ceramide (C6) dramatically sensitized vincristine's activity. In vitro, C6 and vincristine coadministration induced substantial necrosis and apoptosis in multip... | Autophagy is essential for optimal cell function and survival, and the entire process accompanies membrane dynamics. Ceramides are produced by different enzymes at different cellular membrane sites and mediate differential signaling. However, it remains unclear which ceramide-producing pathways/enzymes participate in a... | ABSTRACTUNC-45A is an ubiquitously expressed protein highly conserved throughout evolution. Most of what we currently know about UNC-45A pertains to its role as a regulator of the actomyosin system... | eng_Latn | 190 |
Oxidative stress in astrocytes has been observed in a number of pathological conditions, however the effect of nitric oxide on oxidatively stressed astrocytes remains unclear. The goal of this research was to determine how nitric oxide influences the mechanism of peroxide-induced oxidative stress in astrocytes. We used... | Melatonin protects the electron transport chain (ETC) in multiple ways. It reduces levels of ·NO by downregulating inducible and inhibiting neuronal nitric oxide synthases (iNOS, nNOS), thereby preventing excessive levels of peroxynitrite. Both ·NO and peroxynitrite-derived free radicals, such as ·NO2, hydroxyl (·OH) a... | Blunt trauma abdomen rarely leads to gastrointestinal injury in children and isolated gastric rupture is even rarer presentation. We are reporting a case of isolated gastric rupture after fall from height in a three year old male child. | eng_Latn | 191 |
Using highly purified recombinant mitochondrial aconitase, we determined the kinetics and mechanisms of inactivation mediated by nitric oxide (NO), nitrosoglutathione (GSNO), and peroxynitrite (ONOO–). High NO concentrations are required to inhibit resting aconitase. Brief NO exposures led to a reversible inhibition co... | Diabetes mellitus (DM) is characterized by chronic hyperglycemia resulting from defects in the secretion and/or action of insulin. Diabetic nephropathy (DN) develops in diabetic patients and is characterized by a progressive deterioration of renal function. The mitochondrial electron transport chain (ETC) produces most... | The effect of hyperoxia on activity of the superoxide-sensitive citric acid cycle enzyme aconitase was measured in cultured human epithelial-like A549 cells and in rat lungs. Rapid and progressive loss of > 80% of the aconitase activity in A549 cells was seen during a 24-hr exposure to a PO2 of 600 mmHg (1 mmHg = 133 P... | eng_Latn | 192 |
Moringin Pretreatment Inhibits the Expression of Genes Involved in Mitophagy in the Stem Cell of the Human Periodontal Ligament | Mitofusins Mfn1 and Mfn2 coordinately regulate mitochondrial fusion and are essential for embryonic development | Lectins as mitosis stimulating factors: Briefly reviewed | eng_Latn | 193 |
Neurotoxicity from glutathione depletion is mediated by Cu-dependent p53 activation. | Ribosomal protein S3 gene expression of Chironomus riparius under cadmium, copper and lead stress | High-affinity glucose uptake in Saccharomyces cerevisiae is not dependent on the presence of glucose-phosphorylating enzymes | eng_Latn | 194 |
Sirt6 mRNA-incorporated endothelial microparticles (EMPs) attenuates DM patient-derived EMP-induced endothelial dysfunction | Sirt6-induced autophagy restricted TREM-1-mediated pyroptosis in ox-LDL-treated endothelial cells: relevance to prognostication of patients with acute myocardial infarction | The Mediatorless Electroanalytical Sensing of Sulfide Utilizing Unmodified Graphitic Electrode Materials | eng_Latn | 195 |
Explicit construction of characteristic classes | Spring 5-15-2018 Regulators on Higher Chow Groups | Cardiac sympathetic denervation is not related to nigrostriatal degeneration in Parkinson’s disease | eng_Latn | 196 |
Abstract 3379: cGMP Specific Phosphodiesterase Type 5A Activity is Regulated by S-nitrosylation at Cys 181 | S-Nitrosylation in Cardiovascular Signaling | Phosphorylation of S409/410 of TDP-43 is a consistent feature in all sporadic and familial forms of TDP-43 proteinopathies | eng_Latn | 197 |
Mitochondria represent approximately one-third of the mass of the heart and play a critical role in maintaining cellular function-however, they are also a potent source of free radicals and pro-apoptotic factors. As such, maintaining mitochondrial homeostasis is essential to cell survival. As the dominant source of ATP... | The maintenance of the proteome is essential to preserve cell functionality and the ability to respond and adapt to the changing environment. This is regulated by the proteostasis network, a dedicated set of molecular components comprised of molecular chaperones and protein clearance mechanisms, regulated by cell stres... | The ability to change the degree of hybridization of a donor electron state between the coulombic potential of its donor atom and that of a nearby quantum well in a silicon transistor has now been achieved. This is a promising step in the development of atomic-scale quantum control. | eng_Latn | 198 |
Previous studies have shown that the bcl-2 gene encodes a mitochondrial protein that contributes to neoplastic cell expansion primarily by promoting cell survival through interference with "programmed cell death" (PCD), also termed "apoptosis." Because many chemotherapeutic drugs are capable of initiating pathways lead... | We tested the effects of theophylline, a phosphodiesterase inhibitor inducing intracellular accumulation of cyclic adenosine monophosphate (cAMP), on malignant B cells from 15 patients with B-chronic lymphocytic leukemia (B-CLL). We observed a large increase in apoptotic cell numbers (mean, 90% v 20% in medium alone) i... | Accepted features of neurodegenerative disease include mitochondrial and protein folding dysfunction and activation of pro-death factors. Neurons that experience high metabolic demand or those found in organisms with genetic mutations in proteins that control cell stress may be more susceptible to aging and neurodegene... | eng_Latn | 199 |
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