receptor, cell & molecular biology
Blood Protein Rejuvenates Aging Heart
Blood Protein Rejuvenates Aging Heart
Dan Cossins | May 10, 2013
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
Discoverer of Lysosomes Dies
Discoverer of Lysosomes Dies
Kate Yandell | May 8, 2013
Christian de Duve chose to be euthanized at home in Belgium at age 95.
Telomeres Affect Gene Expression
Telomeres Affect Gene Expression
Ed Yong | May 5, 2013
As telomeres shorten with age, genes as far as 1,000 kilobases away could be affected, including one responsible for an inherited muscle disease.
Re-sensitizing Resistant Bacteria
Re-sensitizing Resistant Bacteria
Dan Cossins | May 2, 2013
Researchers use a protein-lipid complex found in human breast milk to increase the activity of otherwise-ineffective antibiotics against drug-resistant pathogens.
Easy Jump for H5N1 from Bird to Mammal
Easy Jump for H5N1 from Bird to Mammal
Ruth Williams | May 2, 2013
Hybrid viruses derived from an H5N1 bird flu strain can infect guinea pigs through the air.
Sharing the Load
Sharing the Load
Dan Cossins | May 1, 2013
By varying the size of their steps, dynein motor proteins work effectively as teams to carry heavy loads around the cell.
Sensing Calories Without Taste
Sensing Calories Without Taste
Francie Diep | Apr 22, 2013
Rodents and fruit flies appear to be able to sense nutrients even when they can’t taste the food they’re eating. Now, researchers are trying to figure out how.
Cancer Growth Curtailed
Cancer Growth Curtailed
Ruth Williams | Apr 4, 2013
Researchers develop two small molecules that slow the growth of human cancer cells.
Mighty Modifications
Mighty Modifications
Beth Marie Mole | Apr 1, 2013
Histone acetylation levels keep intracellular pH in check.
Branching Out
Branching Out
Dan Cossins | Apr 1, 2013
Satellites of the Golgi apparatus generate the microtubules used to grow outer dendrite branches in Drosophila neurons.