News tagged with biological research

Excess vitamin E intake not a health concern, study says

Despite concerns that have been expressed about possible health risks from high intake of vitamin E, a new review concludes that biological mechanisms exist to routinely eliminate excess levels of the vitamin, and they make ...

Apr 15, 2013
popularity not rated yet | comments 1 | with audio podcast

Study reveals how melanoma evades chemotherapy

Nitric oxide (NO), a gas with many biological functions in healthy cells, can also help some cancer cells survive chemotherapy. A new study from MIT reveals one way in which this resistance may arise, and ...

Apr 08, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast

New evidence shows PubMed Central undermines journal usage

PubMed Central may draw readership away from biomedical journal sites, with this effect increasing over time. This finding—that PubMed Central directly competes with biomedical publishers—was published online in The FA ...

Apr 03, 2013
popularity not rated yet | comments 1