P Nuttharit

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Tyrode's washed spermatozoa were placed on top of 20 per cent hen's egg yolk column of 2 cm diameter and 10 cm in height. The spermatozoa were allowed to move downward for two and a half hours and those at the bottom of the column were removed for morphological examination under a light microscope after staining with hematoxylineosin. The study was made in(More)
From October 1986-February 1987, researchers at Mahidol University in Bangkok, Thailand conducted a study of 175 men to detect the percentage of Y spermatozoa in normal and oligospermia semen and in residual sperm of postvasectomy semen. After 3 days of abstinence, 46 medical student volunteers, 109 infertility clinic patients, and 20 post vasectomy(More)
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