The Duke team proved that if the switch is on, then a cell will divide, even if it’s damaged or the signal to grow disappears. Showing how the switch works may…
A protein known as REST blocks the expression of a microRNA that prevents embryonic stem cells from reproducing themselves and causes them to differentiate…
Researchers have found an association between a vitamin found in leafy green vegetables, fruit and pulses [1] and levels of chromosomal abnormalities in men’s…
The US saw nearly 20,000 cases of Lyme disease in 2006 and there are up to 2,000 cases a year in the UK, a figure that is increasing steadily. Now scientists…
New findings about a protein called the nogo receptor are offering fresh ways to think about keeping the brain sharp.Scientists have found that reducing the…
The finding could lead to tobacco products – especially smokeless products – with reduced amounts of cancer-causing agents.NC State's Dr. Ralph Dewey,…
How useful is an animal's tail? For the gecko, unlike most animals, it could be a matter of life or death, according to new research from the University of…
The finding provides insights not only into the intricacies of songbird attraction and devotion but also into the way in which the brain develops and responds…
But the giant insects also have one unfortunate characteristic: Their hard bodies and feces are home to many mold species that could be triggering allergies in…
Viruses and bacterial viruses (known as phages) are among the most abundant life forms on the planet. Two papers published recently in Nature, March 2 and 12,…
According to researchers at the Monell Center, fruit flies are more like humans in their responses to many sweet tastes than are almost any other species. The…
A paper describing their findings appears this month in Angewandte Chemie.The TAT protein transduction domain of the HIV virus has some remarkable properties….
However, this sophisticated technology can also be used maliciously, raising the threat of engineered pathogens. New research published in the online open…
In a study published in the Proceedings of the National Academy of Sciences researchers have found evidence which suggests that evolution drives animals to…
One particular important class of white blood cells are the so-called T lymphocytes. These cells originate in the bone marrow and mature in the thymus, hence…
Measurements of the blood oxygen level therefore present a similar picture to patients suffering from an inherited cardiac defect. After examining two…
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