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Tag: "alcohol" at biology news

Genetic and environmental influences on alcohol consumption among rhesus monkeys

...to examine genetic and environmental influences on alcohol consumption. Results indicate that, just as with ...d environmental factors contribute to variation in alcohol consumption among the non-human primates. "Rhesus macaques provide a good model for many human dis...

Alcoholism, smoking and genetics among Plains American Indians

...imental Research , researchers examine patterns of alcohol and tobacco use among Plains American Indians, as ...nly through nicotinic acetylcholine receptors, and alcohol acts on these same receptors to release dopamine, the 'pleasure' hormone in the brain's reward pathw...

Ultrasounds show mothers' drinking shrinks fetal brain

...ndings are consistent with other research on fetal alcohol exposure in animals and humans. "The provision of feedback on fetal development as revealed in ultrasonography may be a strategy to encourage heavy drinkers to seek treatment during pregnancy," concludes the study. CDC would like to see interventi...

Liver cancer linked to cellular repair pathway

...maged by chronic infections, such as hepatitis, by alcohol abuse or other causes. It is rare in people with healthy livers. The cancer's incidence is rising in the United States, with an estimated 17,550 new cases diagnosed in 2005 and 15,420 deaths. One reason for the rising rates is the increasing prevalen...

Birth defects: 8 million annually worldwide

...h defects due to post-conception damage from fetal alcohol syndrome, iodine deficiency disorder, congenital r...port authors say. Just one of those causes, fetal alcohol syndrome (mental and physical defects caused by drinking alcohol during pregnancy), is a "huge probl...

Drunken elephants: The marula fruit myth

... Disregarding a large fruit pit, the metabolism of alcohol over time, and the unlikeliness of total ethanol a...-pressed to ingest enough ethanol to reach a blood alcohol content indicative of inebriation. "Assuming all other model factors are in favour of inebriation,...

Setting the standard for computer models of life

... bioinformatics resources: for example, a model of alcohol metabolism in the liver would be annotated with links to the protein databases for all the enzymes involved in this pathway, and database links to all the relevant metabolites. The aim of these annotation schemes is to make it easier for researchers ...

New research examines genetics of successful aging

... variety of lifestyle factors, such as smoking and alcohol consumption, with the goal of eventually exploring the interactive effects of genes and lifestyle on successful aging. As expected, the study identified an increased frequency of the APOE E2 allele and a decreased frequency of the APOE E4 allele a...

Mapping alcohol brain damage

...l Institute of Health (NIH) to find out. Chronic alcohol abuse kills brain cells in the front of the brain,... colleagues to find out why people get addicted to alcohol -- with the long-term goal of producing a drug that could reduce alcohol dependence. ...

Looking for the genes that affect a person's level of response to alcohol

How a person "feels" the effects of alcohol is, in part, genetically influenced and relates to...ren of alcoholics, and predicts a greater risk for alcohol problems. A study in the November issue of Alcoholism: Clinical & Experimental Research has f...

Russian 'surrogate' alcohols are a killer

Heavy alcohol consumption contributes to numerous problems in Ru..." alcohols, otherwise known as products containing alcohol that are not legally sold for consumption. Researchers have now analyzed the contents of these surr...

The Antarctic Ocean floor

...clearly appreciated. Finally, they are inserted in alcohol or formaldehyde for their subsequent analysis in the laboratory. Identification of a new species Once the animals get to port they are distributed amongst the specialists according to their group. In our case, at the Leioa campus of the Universit...

Chernobyl: The true scale of the accident

...till designated as highly contaminated, overuse of alcohol and tobacco, and unprotected promiscuous sexual activity. What was the environmental impact? Ecosystems affected by Chernobyl have been studied and monitored extensively for the past two decades. Major releases of radionuclides continued for ten da...

Many smokers fail to quit after cancer diagnosis

...cated or co-morbidities, such as depression and/or alcohol use, must be taken into account. Targeted interventions have been designed to combine elements of behavioral therapy and pharmacotherapy, but only a few studies exist assessing their efficacy. Another shortfall is that these studies, with one excepti...

Whisky fans can drink to crop research

...as yield, disease and pest resistance and how much alcohol can be extracted from the barley during the production of 'malt' whisky. Dr Robbie Waugh, the research leader, said, "We will be using experimental techniques that have been developed in human and other plant genetic studies to analyse a crop that h...

Scientists find evidence of catastrophic sand avalanches, sea level changes in Gulf of Mexico

...istory of prescription medication use and tobacco, alcohol and drug consumption. The researchers also drew blood samples from each participant in order to analyze and compare similarities and differences in the epigenome. Results from the blood tests ?and from the questionnaires ?showed that the youngest s...

Identical twins may have more differences than meet the eye

...istory of prescription medication use and tobacco, alcohol and drug consumption. The researchers also drew blood samples from each participant in order to analyze and compare similarities and differences in the epigenome. Results from the blood tests ?and from the questionnaires ?showed that the youngest s...

Beauty queens urge girls not to sacrifice their bones

...s, such as eating disorders, smoking and excessive alcohol consumption, can be detrimental to bone health. The "IOF Beauties and the Bones" event is part of the lead-in to World Osteoporosis Day 2005, celebrated worldwide on October 20, which this year features the theme "Move it or Lose it" - the role of e...

Investigating 'brain shrinkage' in alcoholics

...ts from human and animal studies of the effects of alcohol on the brain," said Harper. "Our objective was to ...re dependent on alcohol. "The exact ways in which alcohol damages the brain are uncertain," said Harper. "It might be that alcohol, or a metabolic byproduct o...

Fluorescing lab worms signal longer life spans

...onmental insults like oxidative stress, pathogens, alcohol and heat, said Rea. Some of the stress-response systems appear to overlap with each other, while others operate completely independently, he said. "We suspect several different biomarkers exist that represent the many different stress-response syste...

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