There are far more biological differences between males and females than meet the naked eye. A new study suggests that the two sexes vary in the amounts of proteins produced by thousands of ...
E. coli divides faster than it can replicate its genome, while simultaneously expressing its genes. Scientists recently revealed the intricate molecular coordination that makes this possible. “It’s as ...
Expression of Concern: Beltrami AP et al. Evidence That Human Cardiac Myocytes Divide after Myocardial Infarction. N Engl J Med 2001;344:1750-7 and Quaini F et al. Chimerism of the Transplanted Heart.