Differences in ovarian hormones in relation to parity and time since last birth

Sunday, June 1, 2014
Among cycling women, parous women have longer follicular phases and lower estradiol metabolite concentrations than nulliparous women. Estradiol, but not progesterone, metabolite concentrations are positively associated with time since last birth.

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Testosterone use in the male infertility population prescribing patterns and effects on semen and hormonal parameters

Tuesday, December 31, 2013
In Canada, testosterone is not commonly used by men presenting for fertility investigation (1.3%). Testosterone cessation generally resulted in an increase in sperm counts. A subset of men remained azoospermic.

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Effects of sleep deprivation during pregnancy on the reproductive capability of the offspring

Wednesday, November 27, 2013
Findings in rats suggest that parental sleep influences the reproductive capability of the F1 offspring.

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Twenty years of endocrinologic treatment in transsexualism Analyzing the role of chromosomal analysis and hormonal profiling in the diagnostic workup

Monday, September 30, 2013
Many health care providers demand chromosomal analysis in transsexual patients. According to this retrospective study, it can be omitted in cases of unremarkable hormonal profile and pubertal history.

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Scientific overview of hormone treatment used for rejuvenation

Friday, May 31, 2013
There is little evidence to support hormone replacement in older males with normal levels. Men with vitamin D deficiency and hypogonadal males, in some cases, benefit from hormone replacement.

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Effect of rejuvenation hormones on spermatogenesis

Friday, May 31, 2013
Testosterone and anabolic androgenic steroids suppress spermatogenesis. Clomiphene citrate, HGH/IGF-1, hCG, and aromatase inhibitors offer a protective effect for spermatogenesis, with either a neutral or positive overall effect.

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Introduction Male rejuvenation what the reproductive specialist needs to know

Friday, May 31, 2013
Androgens and other hormones are commonly being used by men in attempts to achieve a variety of health benefits that are often referred to as “male rejuvenation.” This series of articles will prepare the reproductive specialist to deal with these patients and their presented problems.

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Investigation of gene expression profiles before and after embryonic genome activation and assessment of functional pathways at the human metaphase II oocyte and blastocyst stage

Friday, March 1, 2013
Gene expression profiling at the human oocyte and blastocyst stage has identified similarities and differences in processes before and after embryonic genome activation.

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