Publications by authors named "S Michalas"

Pathogenesis of endometriosis involves growth factors, which are synthesized locally. Insulin-like growth factor-1 (IGF-1) prevents apoptosis and has mitogenic action on endometrial cells. The IGF-1 gene undergoes alternative splicing and results in three isoforms (IGF-1Ea, IGF-1Eb, and IGF-1Ec or MGF).

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Purpose: To examine the frequency distribution of the Ser680Asn polymorphism of the follicle-stimulating hormone receptor (FSHR) gene in ovarian dysfunction (OD) infertile women, "poor responders" (PR) and "good responders" (GR).

Methods: The hormonal profiles and treatment of all patients were analyzed and FSHR polymorphism was examined by PCR and RFLP. Women from all groups were classified as Asn/Asn, Asn/Ser, and Ser/Ser genotypes.

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In this study over a 10-year period, 1584 patients complaining of infertility of more than 1 year duration were evaluated for their laparoscopic findings in relation to the presence or not of chronic pelvic pain (CPP). Infertility was the only complaint in 1215 cases (group 1), whereas 369 patients complained of infertility and CPP (group 2). All cases underwent routine infertility investigation and pelvic ultrasonography, followed by diagnostic laparoscopy, with infertility-only cases acting as a control group.

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Purpose Of Investigation: Detection of EGF and IGF-I in human embryo cultures and their effect on ICSI outcome.

Methods: Collection of culture medium from embryos of 50 women under ICSI program. EGF and IGF-I were measured via enzyme immunoassay.

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Objective: This study determines whether the retrograde urethral retro-resistance pressure (URP) measurement discriminates between urodynamic diagnoses in a group of women.

Design: A prospective observational study.

Setting: Urogynaecology units of three tertiary referral teaching hospitals.

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