IVF Research Today is a free monthly online journal that collates and summarizes the latest research about IVF, including details on in vitro fertilization, infertility, treatment, procedure, pregnancy, success rates.

Association of a single dose of gonadotropin-releasing hormone antagonist with nitric oxide and embryo quality in in vitro fertilization cycles.

Lee TH, Wu MY, Chen HF, Chen SU, Ho HN, Yang YS

Department of Obstetrics and Gynecology, National Taiwan University Hospital, Taipei, Taiwan.

The patients undertaking a single-dose protocol for GnRH antagonist were associated with elevated serum and follicular levels of nitric oxide (NO) and decreased embryo quality scores compared with those who underwent the long protocol for GnRH agonist. The relatively poor embryo quality may be NO related instead of Fas related.

Published 9 October 2006 in Fertil Steril, 86(4): 1020-2.
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