News tagged with human cells

New forms of racism arise in science research

Advances in genetic sequencing are giving rise to a new era of scientific racism, despite decades of efforts to reverse attitudes used to justify the slave trade and Nazi theology, experts said on Friday.

Feb 15, 2014
popularity 2.9 / 5 (35) | comments 13

Study confirms thirdhand smoke causes DNA damage

(Medical Xpress)—A study led by researchers from Lawrence Berkeley National Laboratory has found for the first time that thirdhand smoke—the noxious residue that clings to virtually all surfaces long ...

Jun 20, 2013
popularity 4.2 / 5 (17) | comments 2 | with audio podcast

One in four has alarmingly few intestinal bacteria

All people have trillions of bacteria living in their intestines. If you place them on a scale, they weigh around 1.5 kg. Previously, a major part of these 'blind passengers' were unknown, as they are difficult or impossible ...

Aug 28, 2013
popularity 5 / 5 (12) | comments 1 | with audio podcast

Rock And Rho: Proteins that help cancer cells groove

Biologists at The Johns Hopkins University have discovered that low oxygen conditions, which often persist inside tumors, are sufficient to initiate a molecular chain of events that transforms breast cancer ...

Dec 26, 2013
popularity 5 / 5 (11) | comments 0 | with audio podcast

Single gene change increases mouse lifespan by 20 percent

By lowering the expression of a single gene, researchers at the National Institutes of Health have extended the average lifespan of a group of mice by about 20 percent—the equivalent of raising the average human lifespan ...

Aug 29, 2013
popularity 4.9 / 5 (11) | comments 1 | with audio podcast