News tagged with production of spermatozoa
Researchers identify a critical growth factor that stimulates sperm stem cells to thrive
Researchers at the University of Pennsylvania School of Veterinary Medicine and Pennsylvania State University have identified for the first time a specific "niche factor" in the mouse testes called colony stimulating factor ...
Mar 06, 2009 |
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Size did matter -- evidence of giant sperm found in microfossils
The mystery of giant sperm present in some living animal groups today has now taken on a new dimension -- in one group of micro-crustaceans new evidence shows that it is a feature at least 100 million years ...
Jun 18, 2009 |
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Research on pigs may lead to answers for human male infertility
In the late 1990s the Finnish Yorkshire pig population was threatened by a genetic defect which spread at an alarming rate and led to infertility. The defective KPL2 gene in porcine chromosome 16 caused pig spermatozoa to ...
Biology /
Feb 09, 2009 |
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Reproductive life of male mice is increased by living with females
Living with a female of its species can extend the reproductive life of a male mouse by a dramatic 20 percent, according to a study reported at the online site of the journal Biology of Reproduction.
Biology /
Jan 22, 2009 |
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Living with females extends the reproductive life of the male mouse
Living with a female mouse can extend the reproductive life of a male mouse by as much as 20 percent, according to a study conducted by Ralph Brinster and a team of other researchers at the University of Pennsylvania School ...
Biology /
Jan 22, 2009 |
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List of search results for production of spermatozoa
