Human reproduction requires both male and female gametes. Gametes are special sex cells that contain the genetic information necessary to create a new life. Men produce millions of gametes called ...
Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell ...
BLOOMINGTON, Ind. -- Mice are known to have a keen sense of smell, but it's not just their noses that are adept at picking up a scent, a new study shows. In this week's Analytical Chemistry, ...
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