drug safety, evolution, cell & molecular biology
Rewriting E. coli’s Genetic Code
Sabine Louët | Aug 5, 2011
Researchers use directed evolution to create a bacterial strain that substitutes a synthetic base for thymine.
European Drug Agency Faces Scrutiny
Tia Ghose | Aug 4, 2011
Europe’s anti-fraud office has launched an investigation into potential conflicts of interest at the EU’s drug approval agency.
Baruj Benacerraf Dies
Edyta Zielinska | Aug 3, 2011
The Nobel Prize winner who discovered the gene that encodes the major histocompatibility complex passes away at age 90.
Hungry Neurons = Hungry Person
Katherine Bagley | Aug 2, 2011
Starving brain cells can stimulate hunger through a common cannibalistic act, possibly explaining why some dieters can’t resist temptation.
Anti-evolution Vandals?
Edyta Zielinska | Aug 1, 2011
Pro-evolution bumper stickers and emblems are being removed from the cars of biologists in Florida.
Helpful Bacterial Metabolites
Helpful Bacterial Metabolites
Michelle G. Rooks and Wendy S. Garrett | Aug 1, 2011
While gut microbiota appear to have both positive and negative impacts on our  health, in the guts of healthy, lean individuals, the good outweighs the bad.  
Harmful Bacterial Metabolites
Harmful Bacterial Metabolites
Michelle G. Rooks and Wendy S. Garrett | Aug 1, 2011
Gut bacteria that feed on healthy food appear to amplify the nutritional benefits of those foods. However, they also appear to amplify the undesirable effects of unhealthy food. 
The Right Sort
Richard P. Grant | Aug 1, 2011
Using the strongest molecular binding partnership in biology to separate different cell types.
The Right Sort
Richard P. Grant | Aug 1, 2011
Isolating specific cell types from a mass of plant or animal tissue is laborious and tricky. 
It's a Cell-Eat-Cell World
Jef Akst | Aug 1, 2011
For more than 100 years, pathologists have observed cancer cells engulfing other live cells, but scientists are only now beginning to understand how it happens and what it means for tumorigenesis.