FID
发表于 2025-3-30 10:27:47
Preservation of Human Sperm by Liquid Nitrogen Vapor Freezinginsemination independent of time and place (2) the collection and centrifugation of oligospermic specimens for homologous insemination (3) for preservation of sperm prior to vasectomy to enhance population control (4) for selective breeding (5) for the stock-piling of national resources much as we d
Pericarditis
发表于 2025-3-30 15:44:18
Motility and Morphology of Human Sperms after Feezing in Liquid Nitrogenfreezing, the viability after freezing and thawing will be better. Many different substances have been used as protective agents. In this investigation the effect of glycerol and glycerol-egg-yolk-citrate on sperm freezing has been studied.
Genetics
发表于 2025-3-30 17:26:26
Some Problems Involved in Freezing and Insemination with Human Spermn the human has unequivocally been reported to be lower when frozen sperm is used compared to the use of fresh sperm. The excellent results which have been obtained in veterinary medicine using frozen bovine sperm have not yet been realised in human medicine and will necessitate further research on
防锈
发表于 2025-3-30 23:34:24
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