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Ethnic differences in testicular structure and spermatogenic potential may predispose testes of Asian men to a heightened sensitivity to steroidal contraceptives
Spermatogenesis ethnicity
2009/2/17
Spermatogenesis in Asian men appears to be more susceptible to suppression by steroidal contraceptives administered in clinical trials than spermatogenesis in Caucasian men. The objective of this ...
Age as a factor influencing the power and sensitivity of experiments for assessing body weight, testis size, and spermatogenesis in rats
Experimental design daily sperm production spermatogenesis testes
2009/2/6
Data from 25 rats aged 60, 150, or 240 days (n = 75) were used to determine the number of observations per rat and or rats per treatment group needed to provide future experiments of known power and...
Changes in Hormone Sensitivity in the Ventral Prostate of Aging Sprague-Dawley Rats
Lipofuscin antioxidants stroma age hormone-dependent regression apoptosis
2008/12/3
The adult rat ventral prostate, which has been used extensively as a model for hormone-dependent prostate cancer, is composed of hormone-dependent columnar secretory epithelial cells and a mixture...