Endocrine Abstracts

To examine the hormonal characteristics related to age of reproductive axis, serum hormone profiles and inhibins A and B were investigated in fertile and menopausal women.Subjects: Forty-three cycling women (23–40-year-old) and 75 menopausal women (55–70-year-old) were studied. Serum 17-OHP, DHEA, DHEAS, androstendion, estradiol, estrone, progesterone, testosterone, free testosterone, DHT, SHBG, inhibin A and inhibin B, LH, FSH, Prl, TSH, GH, I...

Objective: The present study examined the influence of light and dark, seasonal differences, electromagnetic fields, adrenergic and GABA-ergic control, age on melatonin secretion and also which factors affect rhythmicity of melatonin secretion, both in health and disease.Data were combined from a series of studies conducted between 1997 and 2006. Hormones were temporally assayed by immunometric assays.The results showed that melato...

Only a few genes involved in spermatogenesis have clinical importance: Y chromosome micro deletions in the region called azoospermia factor (AZF) and oestrogen receptor alpha gene polymorphisms (ESR1).Objective: The study aim to evaluate ESR1 and Y chromosome deletion in infertile men.Subjects and methods: 43 infertile men, and 34 fertile men aged 20–50 years 50, were enrolled after signing the informed consent. Screening for ...