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Spontaneous lipid peroxidation and production of hydrogen peroxide and superoxide in human spermatozoa. Superoxide dismutase as major enzyme protectant against oxygen toxicity
Human spermatozoa liquid peroxidation superoxide production hydrogen peroxide production
2009/2/23
Spontaneous lipid peroxidation in washed human spermatozoa was induced by aerobic incubation at 32 C and measured by malonaldehyde production; loss of motility during the incubation was determined s...
Differential responses of human sperm to varying concentrations of pentoxyfylline with demonstration of toxicity
human sperm pentoxyfylline demonstration of toxicity
2009/2/13
Pentoxyfylline (PF), a methylxanthine derivative, is an inhibitor of the cAMP-phosphodiesterase enzyme, and is known to stimulate the motility of fresh and post-thaw human sperm. The purpose of th...
The effect of duration of exposure on the expression of lead toxicity on the male reproductive axis
Lead male reproduction spermatogenesis duration of exposure
2009/2/6
This study assesses the significance of duration of exposure on the expression of lead toxicity on the male reproductive system. Male Wistar rats, 52 days old, were treated with 0.0% or 0.6% lead ac...