Tag: "alcohol" at biology news

Novel approach yields predictions validated by experiments

...st strains that are better producers of industrial alcohol or methanol as fuel for cars." Voit emphasized that mathematical modeling of whole cells the Holy Grail in his field -- is a highly complex task because of the huge amounts of data necessary and the multitude of possible biological system responses ...

Beer-drinking rats count calories better than many people, UF researchers say

...neural mechanisms of obesity, eating disorders and alcohol abuse. "It's difficult to say no." People cannot ... UF scientists, who monitored the food, fluid and alcohol intake of six male and five female rats over several days in three separate experiments, said their ...

Alcohol's effects on gene expression in the central nervous system

...al & Experimental Research address the effects of alcohol on what is called "gene expression" in the CNS reg...sion." McBride said that researchers now know that alcohol can change gene expression in the brain, and that these changes are likely responsible for many of t...

Cracking the olfactory code in bees

...bees to associate a specific chemical, such as the alcohol 1-nonanol, with a sucrose reward. Then the researchers tested the bees' response to a set of different smells, varying in chemical composition. By watching how often the bees responded positively to a particular scent when they'd been trained on anot...

VCU researchers identify networks of genes responding to alcohol in the brain

...ences in the gene expression patterns regulated by alcohol in two mouse strains known as B6 and D2. The two m...iffer in a number of behavioral responses to acute alcohol and in their predisposition to drink alcohol. Researchers isolated tissue from three different regi...

UNC findings may help explain cause of most common movement disorder

... about alcoholism and the tremors that result from alcohol withdrawal. Her group had been examining a unique ...ABA-A receptor alpha-1 subunit in animal models of alcohol dependence, so we wanted to study the mice. As soon as we obtained them we noticed that they had a t...

Brain Awareness Week teaches kids how their brains work

...e sounds. An NIAAA neuroscientist will explain why alcohol interferes with sensory perception, movement, bala...d demonstrate which brain circuits are involved in alcohol dependence and alcoholism. Then, students will visit "Roger's Party," where another NIAAA scientist ...

Childhood deficits in the cerebellum may be linked to adult alcoholism

...lays in the age to walking significantly predicted alcohol dependence at 30 years of age: The loss of coordination associated with alcohol intoxication is largely due to a disruption of cerebellar function. Long-term heavy drinking can al...

Histamine, anxiety and alcoholism

...ause they were well characterized in terms of both alcohol abuse and dependence, as well as harm avoidance," said Oroszi. "There was a sufficient number of alcoholics and nonalcoholic controls to allow us to compare the distribution of genotypes and alleles between the alcoholic and nonalcoholic groups. Fi...

Chemical compounds present in diet increase risk of colon cancer

...lts were negative for all groups of foods and only alcohol was seen to be an important risk factor for the population under study. According to the authors, further studies will need to be done in the future to confirm the results. Those studies would benefit from the inclusion of additional organochlorines,...

Alcoholism reduces male heart's ability to synthesize protein; possible therapy target?

... The fact that men and women react differently to alcohol consumption and addiction, health and behavior ris...own and accepted. Women get drunker faster on less alcohol than men, but fewer women drink either occasionally or heavily, and men are more likely to become de...

14 highlighted physiology papers from IUPS 2005: From 'genomics to functions'

...lic heart muscle disease. After six months of high alcohol consumption, the heart muscle's ability to synthes... factor. "Gender modulates the response to chronic alcohol intoxication in the heart." Physiology 909.5. Thomas C. Vary, Joseph M. Leese and Scot R. Kimball, P...

Alcohol 'binges' in rats during early brain development cause circadian rhythm problems

...fering from Fetal Alcohol Syndrome, rat pups given alcohol during a period of rapid brain development demonst...ges in circadian or 24-hour rhythms as adults. The alcohol dosage was the equivalent of several nights of binge drinking on the part of a pregnant woman, and i...

Study finds no association between diet and pancreatic cancer among men and women

...ising more, taking multivitamins and drinking less alcohol compared to the participants in the study who were the strongest adherents of the western diet. "Although we did not find any associations with two major dietary patterns, individual dietary components are still likely to play a role in the risk of ...

Alcohol consumption disrupts breastfeeding hormones

...l Senses Center report that even moderate doses of alcohol affect the hormones responsible for lactation in a..., PhD, a biopsychologist. "If a mother is drinking alcohol just to improve the quality or quantity of her milk, she needs to know that there is no evidence to ...

Extending genetic associations with risk for alcohol dependence to a Russian population

...the GABA a2 receptor subtype (GABRA2) and risk for alcohol dependence in a U.S. population. New research ext...e GABA a2 receptor subtype ( GABRA2 ) and risk for alcohol dependence. Now, a study in the April issue of Alcoholism: Clinical & Experimental Research has e...

Examining the serotonin transporter gene and family function

... two variables, are significantly related to heavy alcohol consumption among adolescents. Delinquency, viol...factors can explain quite a lot of the variance in alcohol consumption," said Kent W. Nilsson, a researcher at the Centre for Clinical Research at Uppsala Univ...

Scientists propose new method for studying ion channel kinetics

...em. It also plays a factor in cancer, Alzheimer's, alcohol caused neuronal damage, migraine headaches, cardiomyopathy (heart failure), hypertension and a host of other normal and abnormal physiological functions. Other ions and ion channels are important for processes such as muscle contraction and nerve con...

Moderate alcohol consumption enhances the formation of new nerve cells

Moderate alcohol consumption over a relatively long period of time ... cells could prove important in the development of alcohol dependency and other long-term effects of alcohol on the brain. The findings are published by Karoli...

Cigarette smoke exacerbates alcohol's effects on defense against Streptococcus pneumoniae

...d by S. pneumoniae . New research has found that alcohol consumption alone can increase movement of S. pne...: Clinical & Experimental Research has found that alcohol consumption increases movement of S. pneumoniae toward the lungs, and that smoke exposure exacerba...

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