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Tag: "habits" at biology news

McGill researchers shed light on formation of carcinogen in food

...s no reason for consumers to change their shopping habits according to government health agencies. The quantities of furan in foods are well below what is considered dangerous. Although furans have been linked to cancer in experimental animals, there is no direct evidence that furans are human carcinogens....

New project aims to make large-scale lobster farms feasible

...ng with the some of the lobster's more fascinating habits such as their tendency to crawl in huge single-file lines when crossing open areas between island coasts and reefs, will be the focus of the next Harbor Branch Ocean Science Lecture Series event, on March 9. "Spiny lobsters are one of the most highl...

Python a 'hearty' eater

... 3 issue of the journal Nature, the snake's eating habits make it a prime model of cardiovascular fitness. The heart has the amazing ability to adapt to altered physiological requirements, and, according to the authors, this cold-blooded snake may provide insights into how remodeling of the heart occurs in ...

Investigating 'brain shrinkage' in alcoholics

...malnutrition, a common consequence of poor dietary habits in some alcoholics, indicates that thiamine deficiency can contribute to impaired cognition. Cirrhosis of the liver, also common in alcoholics, is known to cause clinical and structural changes in the brain. In addition, head injury and sleep apnoea ...

Seaweed could make junk food healthier

...f foods. "We believe it's hard to change people's habits and that the most practical solution is to improve the food they do eat. With a burger, for example, you would simply remove some of the fat and replace it with the seaweed extract, which is an entirely natural product from a sustainable resource. ...

South Africa still debating how to tackle HIV/AIDS when 5 million are infected

...ot the only way to fight HIV/AIDS, and that eating habits were also important. After previously denying links between HIV and AIDS, the South African government began providing AIDS drugs in clinics last year. As many as five million South Africans are HIV positive, which is more than any other nationality...

Computers close in on protein structure prediction

...protein. The computer also accounts for the social habits of the 20 amino acids; some want to be close to each other and others like their distance. In stage two, Rosetta replaces the fuzzy picture of the side chains with detailed, physically realistic models with all the atoms represented. From the positi...

Identical twins may have more differences than meet the eye

... Scientists think that chemical exposure, dietary habits and environmental factors may all have epigenetic affects. Most epigenetic changes are normal and may explain why pairs of twins lose some of their identical attributes as they age. But learning how these modifications affect cells may also shed lig...

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

... Scientists think that chemical exposure, dietary habits and environmental factors may all have epigenetic affects. Most epigenetic changes are normal and may explain why pairs of twins lose some of their identical attributes as they age. But learning how these modifications affect cells may also shed lig...

Seal rookeries could provide a reliable food source for endangered California condors, study finds

...PNAS study, the researchers focused on the dietary habits of condors, past and present, to determine if their food sources had changed over the centuries. "We wanted to find out what they fed on in historical times and what they feed on now," Chamberlain says, noting that an animal's diet can be determine...

Ultrasounds show mothers' drinking shrinks fetal brain

...y that while women's own reports of their drinking habits may not be entirely accurate, the study findings 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...

Learning and memory stimulated by gut hormone

...h to some degree has been attributed to bad eating habits in the school environment, has been paralleled by a decline of learning performance. It is however too early to speculate if hormonal links between eating and learning are involved in that phenomenon." Horvath said that high ghrelin levels or admin...

Breast implants not associated with cancer risk, study reports

... results likely reflect the lifestyles and smoking habits of the women in the study rather than an effect of the implants themselves, the authors conclude. Past reports have examined the association between cosmetic breast implants and cancer risk, particularly breast cancer risk, but no consistent associa...

Ancient global warming drove early primates' dispersal

The continent-hopping habits of early primates have long puzzled scientists, and several scenarios have been proposed to explain how the first true members of the group appeared virtually simultaneously on Asia, Europe and North America some 55 million years ago. But new rese...

Hope I die before I get old?

...s for understanding young people's decisions about habits -- such as smoking or saving money -- that might affect their health or finances later in life. They also may help explain the fear of aging that drives middle-aged people to "midlife crisis" behavior in a vain attempt to slow their own aging. Ster...

Ohio University researchers discover evolutionary oddity in flamingos

...he circulating water. "The flamingos' feeding habits have captured people's curiosity for ages, but that wasn't the original focus of our research," said Casey Holliday, who recently earned a doctorate in biological sciences from Ohio University and served as lead author on the study. "We were investig...

High dopamine transporter levels not correlated with ADHD

...n as the putamen, which plays an important role in habits and is also involved with attention, dopamine transporter levels did not differ between the two groups. In both groups, levels of dopamine transporters in the putamen were positively associated with scores of inattention on the self-report question...

Better sludge through metagenomics

...sterious organism, enabling further studies of its habits and lifestyle. "The genome sequence will also enable biologists and engineers to understand why and how these organisms accumulate phosphorus, and it will lead to major advances in optimizing and controlling the EBPR wastewater treatment process," ...

Fatty fish protects against cancer

...h women were sent a questionnaire on their dietary habits in connection with their mammography scan. Now, with the help of another questionnaire a decade later and the cancer registry, scientists at Karolinska Institutet have concluded that women who eat fatty fish gain significant protection against renal ...

Batfish to the rescue!

... that may prove lifesavers for the reef, but whose habits and abilities we as yet know nothing about....

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