Archive: 03/3/2008

Viruses evolve to play by host rules

Biologists at the University of Pennsylvania and Harvard University have examined the complete genomes of viruses that infect the bacteria E. coli, P. aeruginosa and L. lactis and have found that many of these viral genomes ...

Mar 03, 2008
4.7 / 5 (3) 0

Researchers discover key for converting waste to electricity

Researchers at the University of Minnesota studying bacteria capable of generating electricity have discovered that riboflavin (commonly known as vitamin B-2) is responsible for much of the energy produced by these organisms.

Mar 03, 2008
4.5 / 5 (21) 0

British childhood ends at age 11

More than half of all British parents think childhood now ends at the age of 11, a survey by a children's book publisher indicates.

Mar 03, 2008
4.4 / 5 (7) 0

Invading trees put rainforests at risk

To the list of threats to tropical rainforests you can add a new one — trees. It might seem that for a rainforest the more trees the merrier, but a new study by scientists at the Carnegie Institution warns ...

Mar 03, 2008
4.1 / 5 (8) 1

How the drug isotretinoin zaps acne

The most potent drug available for the treatment of acne is 13-cis retinoic acid (13-cis RA; also known as isotretinoin); however, little is known about the mechanism by which it acts.

Mar 03, 2008
4.7 / 5 (3) 0

New Material Can Find a Needle in a Nuclear Waste Haystack

Nuclear power has advantages, but, if this method of making power is to be viable long term, discovering new solutions to radioactive waste disposal and other problems are critical. Otherwise nuclear power ...

Mar 03, 2008
4.7 / 5 (14) 3

Biological electron transfer captured in real time

Two research teams led by Dr. Michael Verkhovsky and Prof. Mårten Wikström of the Institute of Biotechnology of the University of Helsinki have for the first time succeeded in monitoring electron transfer by Complex I in ...

Mar 03, 2008
3.7 / 5 (3) 0

Researchers identify new genetic marker for breast cancer

An international group of investigators led by scientists at Memorial Sloan-Kettering Cancer Center (MSKCC) and the National Cancer Institute has identified a new genetic marker of risk for breast cancer. Women with this ...

Mar 03, 2008
5 / 5 (3) 0