Latest Sperm Stories
Next Mother's Day, say it with an evolved model of logistical efficiency — a flower.
Scientists at the Universities of Birmingham and Warwick have shed new light on how sperm navigate the female reproductive tract, 'crawling' along the channel walls and swimming around corners; with frequent collisions.
Experts from Durham University have identified a new gene that could help the development of fertility treatments in humans in the future.
A study in The Journal of Cell Biology describes how a secreted enzyme helps egg cells avoid being fertilized by more than one sperm.
The speed at which the calcium concentration in the cell changes controls the swimming behavior of sperm.
It had long been assumed that the human sperm cell’s mission in life ended once it had transferred its freight of parental DNA to the egg.
According to a 2003 study by German and American scientists, a component of the Lily of the Valley scent known as Bourgeonal alters the calcium balance of human sperm and attracts the sperm.
Yale researchers have discovered how the "guardian of the genome'' oversees quality control in the production of sperm — and perhaps in many other cells as well.
The perfect male birth control contraceptive would be cheap, reliable, and reversible. It would have few side effects and would be long lasting.
Is there a simple, inexpensive, reversible male contraceptive coming to a clinic near you soon? A quick visit to a doctor’s office may soon be all that is needed for males to do their part for contraception.
- A transitional zone between two communities containing the characteristic species of each.
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