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Our objective was to assess the effects of subtle increases in serum progesterone concentration (1.0-2.0 ng/ml) on the outcome of in-vitro fertilization (IVF), particularly on the quality of embryos,(More)
BACKGROUND Klinefelter's syndrome is the most frequent chromosomal abnormality in infertile men. In this study, the chromosomes of round spermatids and spermatogonia/primary spermatocytes from men(More)
OBJECTIVE To investigate the effect of earlier administration of hCG according to serum concentrations of P on the outcome of IVF-ET in cycles in which a subtle rise in serum P (1.0 to 2.0 ng/mL;(More)
The role of a telomerase assay in the recognition of Sertoli cell-only syndrome with testicular foci of haploid cells was evaluated. Men with Sertoli cell-only syndrome (n = 23) were given a new(More)
To evaluate the influence of sexual stimulation via sexually stimulating videotaped visual images (VIM) on sperm function, two semen samples were collected from each of 19 normozoospermic men via(More)