| 单词 | noradrenaline |
| 例句 | Relaxing music reduces the amount of the stress hormone noradrenaline in your system, reducing your level of vigilance and arousal and allowing you to sleep better. Can music help us fall asleep? 2016-05-01T04:00:00Z “Severe anxiety can be considered a surge of noradrenaline in the brain.” ‘Hangxiety’: why alcohol gives you a hangover and anxiety 2019-01-27T05:00:00Z Alcohol also causes a small rise in noradrenaline – known as the fight-or-flight hormone. ‘Hangxiety’: why alcohol gives you a hangover and anxiety 2019-01-27T05:00:00Z Additionally, quantitative protein analysis confirmed that the levels of inflammatory cytokines TNF-α and IL-6 were significantly decreased and the levels of neurotransmitters dopamine, noradrenaline, and serotonin were significantly increased in the hippocampus. Trigonelline derived from coffee improves cognitive functions in mice 2023-09-22T04:00:00Z The researchers focused on sympathetic nerves that innervate our organs and produce the messenger hormone noradrenaline, which is also a stress hormone. Reducing stress on T cells makes them better cancer fighters 2023-09-20T04:00:00Z In a recent Nature study, researchers at the Massachusetts Institute of Technology found evidence that a hormone, noradrenaline, alters brain activity—and an animal’s subsequent behavior—in these startling moments. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z Similarly, norepinephrine and noradrenaline are two names for the same molecule. Anatomy and Physiology 2013-06-19T00:00:00Z Some research suggests that noradrenaline helps counter anxiety and depression, and dopamine plays a key role in feelings of motivation and reward. Perspective | Are ice-cold showers good for you? I tried it for two months. 2022-03-10T05:00:00Z His goal is to treat conditions such as chronic pain and migraine by boosting signals traveling through the brainstem to higher brain regions that dampen pain perception through signaling molecules such as noradrenaline and serotonin. Newly detailed nerve links between brain and other organs shape thoughts, memories, and feelings 2021-06-10T04:00:00Z They found that the sympathetic nerves were producing noradrenaline, which was binding to killer T cells using a receptor called ADRB1. Reducing stress on T cells makes them better cancer fighters 2023-09-20T04:00:00Z They combined this method with photo tagging, a technique in which proteins flash with light, allowing the scientists to observe activity in the locus coeruleus cells and then determine how much noradrenaline was produced. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z The hands are linked to another hormone — noradrenaline — that drives anger. Coronavirus is retiring the handshake. Here's why that could change sports forever 2020-05-19T04:00:00Z Other research indicates that higher levels of noradrenaline could reduce inflammation. Perspective | Are ice-cold showers good for you? I tried it for two months. 2022-03-10T05:00:00Z A cellular circuit connects these activated neurons to the splenic nerve and drives it to release the molecule noradrenaline. Brain–spleen connection aids antibody production 2020-04-28T04:00:00Z Exhausted killer T cells expressed more ADRB1 receptors than their functional counterparts, allowing the T cells to "listen" to the noradrenaline released by the nerves. Reducing stress on T cells makes them better cancer fighters 2023-09-20T04:00:00Z The researchers suspect that the first burst of noradrenaline indicates that it plays some part in an animal’s decision to pursue rewards. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z Under the umbrella of catecholamines are hormones, including adrenaline, epinephrine noradrenaline and norepinephrine, Ewing-Garber said. Coronavirus-induced anxiety can be just as damaging as the virus 2020-04-21T04:00:00Z Other drugs that interfere with noradrenaline are used, along with therapy, to treat severe nightmares. Is coronavirus stress to blame for the rise in bizarre ‘lockdown dreams’? | Mary-Ellen Lynall 2020-04-12T04:00:00Z In this case, neurons increased in number in the vicinity of the tumour, and these cells were reprogrammed as adrenergic neurons that express the molecule noradrenaline. Loss of p53 protein strikes a nerve to aid tumour growth 2020-02-11T05:00:00Z The researchers found that the sympathetic nerve cells released a neurotransmitter called noradrenaline that was taken up by nearby melanocyte stem cells. Stress Really Does Make Hair Go Gray Faster 2020-01-22T05:00:00Z The researchers also found that blocking noradrenaline release made mice less accurate at mastering when to push a lever for a water reward. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z However, when the researchers tracked MeSCs labelled with a fluorescent protein, they discovered that MeSC proliferation and differentiation increase markedly under extreme stress or exposure to a high level of noradrenaline. How the stress of fight or flight turns hair white 2020-01-21T05:00:00Z The mutation affects a gene called ADRB1, which encodes a receptor for the common neural signaling molecule noradrenaline. This genetic mutation makes people feel rested on just 6 hours of sleep 2019-08-28T04:00:00Z The most commonly used antidepressants target signaling by the monoamine neurotransmitters serotonin, dopamine and noradrenaline. Party-Drug-Turned-Antidepressant Approaches Approval 2019-02-22T05:00:00Z The researchers also found that, in petri dishes, noradrenaline prompted human melanocyte stem cells to proliferate, suggesting that the same acceleration of hair graying occurs in people, too. Stress Really Does Make Hair Go Gray Faster 2020-01-22T05:00:00Z Then the researchers used their optogenetic off switch to block the release of noradrenaline, and this made the mice even more hesitant. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z However, the authors found that MeSCs express β2-adrenergic receptors, which respond to noradrenaline — a neurotransmitter molecule involved in the ‘fight or flight’ response to stress. How the stress of fight or flight turns hair white 2020-01-21T05:00:00Z In “Why We Sleep,” Walker attributes the recurring nightmares of P.T.S.D. sufferers to the fact that their brains produce an abnormal amount of noradrenaline, preventing their dreams from having the normal curative effect. Why We Sleep, and Why We Often Can’t 2018-12-03T05:00:00Z In vertebrates, the neurotransmitter molecule noradrenaline, which is related in structure to octopamine, fulfils a similar role in promoting physical activity5. Gut microbes alter the walking activity of fruit flies 2018-10-23T04:00:00Z Unlike traditional antidepressants that target the brain’s serotonin and noradrenaline systems, ketamine appears to block a receptor called NMDA, which is activated by the neurotransmitter glutamate. Is the Ketamine Boom Getting Out of Hand? 2018-09-26T04:00:00Z The release of noradrenaline, it seemed, increased the odds that mice would take chances when they weren’t so sure of the outcomes. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z Adrenal glands are the main source of circulating noradrenaline. How the stress of fight or flight turns hair white 2020-01-21T05:00:00Z A complex mix of mainly genetic but also environmental factors appears to lead to a shortage of the chemical messengers dopamine and noradrenaline in the brain. 'Not just for naughty boys': The rise in adult ADHD pills 2018-05-07T04:00:00Z Sympathetic nerves are damaged by over-release of noradrenaline, which causes them to withdraw from the immune cells that they should be moderating. The shock tactics set to shake up immunology 2017-05-02T04:00:00Z But by engineering CNiFERs specific to each neurotransmitter, Slesinger and Kleinfeld showed, also for the first time, that the noradrenaline spike occured at variable times following the tone and did not change with training. Brain's chemical signals seen in real time 2016-08-21T04:00:00Z That finding helps make the case that noradrenaline is particularly useful in helping us learn from the unexpected. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z Zhang and colleagues showed that bulge regions are highly innervated by sympathetic neurons, and that ablating the SNS using a neurotoxin molecule, or blocking the release of noradrenaline from sympathetic neurons, prevented stress-induced greying. How the stress of fight or flight turns hair white 2020-01-21T05:00:00Z Another microbiota-modified host signal that is detected by pathogenic bacteria is the neurotransmitter noradrenaline. Interactions between the microbiota and pathogenic bacteria in the gut : Nature : Nature Publishing Group 2016-07-05T04:00:00Z Our emotions and taste sensations are connected via hormones and neurotransmitters such as serotonin, noradrenaline and glucocorticoids. Eating something sweet can lead to a romantic date 2016-03-28T04:00:00Z The basis of the body's fight-or-flight response, the SNS kicks into action by releasing adrenaline and noradrenaline, priming the body for physical activity. Stress: The privilege of health : Nature : Nature Publishing Group 2016-03-15T04:00:00Z Scientists can also study how noradrenaline works with other chemical messengers, such as dopamine, that play a role in our response to rewards. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z Their main effects seem to relate to the neurotransmitters noradrenaline and dopamine, each of which mediates several effects, including attention and reward. Smart drugs: A dose of intelligence : Nature : Nature Publishing Group 2016-03-01T05:00:00Z More than 20 antidepressants followed, all working in roughly the same way as these two — boosting signalling by neurotransmitters, mostly noradrenaline and serotonin. Mental health: Depression needs large human-genetics studies 2014-11-11T05:00:00Z Still, Freestone says, it is possible that noradrenaline levels are somewhat higher at the site of the plaque. Bacteria implicated in stress-related heart attacks 2014-06-09T04:00:00Z Video 2: Glutamate release from neurons dilates capillaries Vessel in Figure 2e-f responding to noradrenaline and parallel fibre stimulation in a rat cerebellar slice. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z Past research shows that noradrenaline is involved when we are feeling excited, anxious or alert and that it contributes to learning. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z These include dopamine and noradrenaline, so part of its effect is probably similar to that of Adderall and Ritalin. Smart drugs: A dose of intelligence : Nature : Nature Publishing Group 2016-03-01T05:00:00Z Researchers are still trying to determine whether the excess noradrenaline directly causes the memory lapses or if the hormone is associated with high stress levels that cause some other chemical system to interfere. Train of Thought Derailed: How an Accident Can Affect Your Brain 2013-07-31T22:15:00.710Z But he says that he would like to see whether noradrenaline breaks up plaques in mice injected with the biofilm bacteria, and whether noradrenaline disperses biofilms formed by other bacterial species. Bacteria implicated in stress-related heart attacks 2014-06-09T04:00:00Z To ensure that pericytes were healthy we excluded capillaries that did not constrict to 1 M noradrenaline. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z They focused on modifying a brain area called the locus coeruleus, which holds cells responsible for releasing noradrenaline. Unexpected Brain Chemistry Is behind the Element of Surprise 2022-07-29T04:00:00Z When noradrenaline and dopamine are present in the right amounts, the boss is an effective manager, explains Urban, who works at the Children's Hospital of Philadelphia. Smart drugs: A dose of intelligence : Nature : Nature Publishing Group 2016-03-01T05:00:00Z They were able to show that tickling the rats resulting in less adrenaline and noradrenaline release following fear testing. To Calm a Rat with Tickling 2013-04-22T16:15:13.727Z They then flooded the tubes with the stress hormone noradrenaline, which caused the biofilms to break up. Bacteria implicated in stress-related heart attacks 2014-06-09T04:00:00Z Extended Data Figure 2: Drug effects on capillary baseline diameter and constriction to noradrenaline. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z Gina Poe, a neuroscientist at the University of Michigan, found in mice that for synapses to lose strength, levels of the neurotransmitter noradrenaline must drop. Faulty Sleep Mechanism Might Cause Trauma to Linger 2013-04-08T12:15:00.227Z The neurotransmitters that the medications are known to target, noradrenaline and dopamine, are crucial regulators of brain maturation during puberty, Urban explains. Smart drugs: A dose of intelligence : Nature : Nature Publishing Group 2016-03-01T05:00:00Z "There is evidence that aerobic exercise produces substances" in the brain, like brain-derived neurotropic factor and noradrenaline, that drive memory consolidation and learning, he says. Well: How Exercise Can Help You Master New Skills 2012-09-26T04:04:36Z But she adds that the amount of noradrenaline that the authors used in the experiment is much higher than would be present in a human body. Bacteria implicated in stress-related heart attacks 2014-06-09T04:00:00Z Extended Data Table 1: Properties of vessels of different branching orders in vivo Video 1: Noradrenaline constricts and glutamate dilates capillaries Vessel in Figure 1d responding to noradrenaline and glutamate in a rat cerebellar slice. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z Propranolol reduces the activity of the neurotransmitter noradrenaline, also known as norepinephrine, which is a critical component of the stress response. The Science of Stage Fright: How Stress Causes 'Brain Freeze' 2011-11-28T10:20:31Z Beta-blockers curb the effect of stress hormones like adrenaline and noradrenaline, and are used to treat high blood pressure. Beta-blockers tied to breast cancer survival 2011-05-31T21:33:10Z They found that germ-free mice broke down brain chemicals associated with anxiety, such as noradrenaline and dopamine, faster than did the other mice. Do Gut Bugs Practice Mind Control? 2011-01-31T20:00:00Z Video 1: Noradrenaline constricts and glutamate dilates capillaries Vessel in Figure 1d responding to noradrenaline and glutamate in a rat cerebellar slice. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z Extended Data Figure 2: Drug effects on capillary baseline diameter and constriction to noradrenaline. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z Video 2: Glutamate release from neurons dilates capillaries Vessel in Figure 2e-f responding to noradrenaline and parallel fibre stimulation in a rat cerebellar slice. Capillary pericytes regulate cerebral blood flow in health and disease 2014-04-04T18:24:22.627Z |
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