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Tag: "anticipation" at biology news

Runners -- Let thirst be your guide

...dy be dehydrated, so they say you need to drink in anticipation of becoming dehydrated. “We dispute that notion, and contend that thirst is a good indicator of your body’s need for fluids, and that there is a window of time over which you can rehydrate safely,” he says. While a person “needs to lose about 1-2 ...

Brain's reward circuit activity ebbs and flows with a woman's hormonal cycle

...ifferent activation profile than women during both anticipation and delivery of rewards. For example, men had more...y in a striatum (signal relay station) area during anticipation compared to women and women had more activity in a frontal cortex (executive hub) area at the time o...

The influence of the menstrual cycle on the female brain

...he LH peak. An increase in brain activity with anticipation of uncertain monetary rewards is observed. During ...g rewards, such as approach behavior during reward anticipation and hedonistic behavior when the reward is received. These results, at the border between neuroend...

Anticipation plays a powerful role in human memory, brain study finds

...sity of Wisconsin-Madison have found that the mere anticipation of a fearful situation can fire up two memory-form...event has occurred. That means the simple act of anticipation may play a surprisingly important role in how fresh the memory of a tough experience remains. The ...

Circadian gene helps the brain predict mealtime

...rchers have identified the first gene critical for anticipation of mealtime. This gene, called Period 2, is a key .... Studying mice, they found that this lack of food anticipation at both behavioral and physiological levels is specifically associated with a mutation in the Period...

The brain's motivation station

...ived the reward. The researchers found that reward anticipation activated specific brain structures in the "mesolimbic" region involved in the processing of emotions. In the second task, the researchers sought to measure how this reward center promoted memory formation. They first showed subjects a "value" symbo...

Just the expectation of a mirthful laughter experience boosts endorphins 27 percent, HGH 87 percent

...re real science and psychophysiology, but just the anticipation of the "mirthful laughter" involved in watching yo...phin and HGH increase are associated with both the anticipation and experience of mirthful laughter," 12:30 p.m.- 3 p.m. Sunday April 2, APS Behavioral neuroscience...

Great (taste) expectations: Study shows brain anticipates taste, shifts gears

...henomenon and show how the brain can be rewired in anticipation of sensory input to respond in prescribed ways. Wr...rders, the new detailed insights into the power of anticipation could lead to better treatments for such conditions. "The placebo operates through expectancy. In t...

'Perception' gene tracked humanity's evolution, scientists say

...dynorphin, an opium-like protein implicated in the anticipation and experience of pain, social attachment and bonding, as well as learning and memory. "Humans have the ability to turn on this gene more easily and more intensely than other primates," said IU Bloomington computational biologist Matthew Hahn, who ...

Study identifies gene in mice that may control risk-taking behavior in humans

...se mice did not freeze their movements as often in anticipation of the mild shock. To assess the level of unconditioned fear in mice with a single copy of the neuroD2 gene, researchers put them into a situation that would elicit a fear response in normal mice. They used a maze elevated 40 centimeters above a ta...

Lipids get new comprehensive classification system

...xpected to be discovered through lipidomics and in anticipation of the massive amounts of data that will be generated by the lipid community, an international group of scientists has developed a comprehensive classification, nomenclature, and chemical representation system for lipids. The details of the system ap...

Live vaccines more effective against horse herpes virus

...s Stakes at Pimlico Race Course near Baltimore. In anticipation of the June 11, $1 million Belmont Stakes, the third leg of the Triple Crown, in Belmont, N.Y., the New York Racing Association (NYRA) on May 18 issued travel restrictions for all horses that might have been exposed to equine herpes virus, with speci...

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(Date:4/18/2014)... contraceptive pills in Peru found that 28 percent ... quality or falsified. Many pills released the active ... ingredient. One batch had no active ingredient at ... researchers at the Georgia Institute of Technology developed ... assess suspected counterfeit drugs and then characterize their ...
(Date:4/18/2014)... to the story of how barnyard chickens came to be, ... journal Proceedings of the National Academy of Sciences . ... 200-2300 years ago in Europe, researchers report that just a ... different from the chickens we know today. , The results ... domestic chickens -- such as their yellowish skin -- only ...
(Date:4/17/2014)... 17 In the most densely forested and most ... two centuries of human needs, values and practices. Disturbances ... forests for agriculture and development, have set the stage ... Forest Service study reports. , The report Five ... management needs in the Northern United States ...
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(Date:4/18/2014)... scientists could lead to potential new treatments for breaking ... , Fibrosis, or scarring, is a hallmark of ... lungs can lead to serious organ damage and, in ... options centers on findings made by Swati Bhattacharyya, PhD, ... that a specific protein plays in promoting fibrosis. ...
(Date:4/17/2014)... variant specifically associated with the risk of a ... cent of all breast cancer cases. , The ... called invasive lobular carcinoma, gives researchers important clues ... of breast cancer, which can be missed through ... the journal PloS Genetics , was co-led ...
(Date:4/17/2014)... PLOS Pathogens , children who live in regions of ... immune response to infection with malaria parasites that may ... and illness and partially control the growth of malaria ... develop future interventions that prevent or mitigate the disease ... 200 million cases of malaria occur worldwide, resulting in ...
(Date:4/17/2014)... 2014) Two recent papers by a University ... may help scientists develop treatments or vaccines for ... encephalitis and other disease-causing flaviviruses. , Jeffrey S. ... genetics at the School of Medicine and an ... Institute, and colleagues recently published articles in the ...
(Date:4/17/2014)... team has created a new technology for modifying ... travel the body and selectively target cancer and ... devices that monitor and modify human physiology is ... no existing technology enabled bioengineers to build such ... respond in a customized fashion. , "The project ...
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