Tuesday, August 16, 2011

ScienceDaily: Biotechnology News

ScienceDaily: Biotechnology News


Single, key gene discovery could streamline production of biofuels

Posted: 15 Aug 2011 02:29 PM PDT

Researchers have pinpointed the exact, single gene that controls ethanol production capacity in a microorganism. This discovery could be the missing link in developing biomass crops that produce higher concentrations of ethanol at lower costs.

Influence of breast milk vs. formula and genetics on gut microbiota composition could help prevent celiac disease

Posted: 15 Aug 2011 02:22 PM PDT

The autoimmune condition, Celiac disease, afflicts roughly one in 133 Americans. It is caused by a combination of genetic and environmental factors. Now a team of investigators from Spain shows that the level of genetic risk of celiac disease influences the composition of infants' gut microbiota, and confirms earlier studies showing that the type of milk feeding -- breast vs. formula -- also influences the species distribution. Their hypothesis is that these changes in the intestinal microbiota may directly influence the risk of celiac disease, and that if this is so, changes in diet -- particularly breast feeding -- could reduce that risk.

Biologists confirm sunflower domesticated in eastern North America

Posted: 15 Aug 2011 01:23 PM PDT

New genetic evidence confirms what is now the eastern United States as the single geographic domestication site of modern sunflowers.

Caffeine lowers risk of skin cancer: Coffee-based sunscreen might work best

Posted: 15 Aug 2011 01:23 PM PDT

Researchers strengthen their theory that caffeine guards against skin cancer. Based on research on mice, scientists believe that caffeine applied directly to the skin may ultimately be effective as a topical sunscreeen.

Green tea is effective in treating genetic disorder and types of tumors, study suggests

Posted: 15 Aug 2011 08:36 AM PDT

A compound found in green tea shows great promise for the development of drugs to treat two types of tumors and a deadly congenital disease.

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