1,721,156 research outputs found

    “Vasectomy: study of circulating immune-complexes and its correlation with antisperm immunity in man with a 12 months follow-up study”

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    Circulating immune-complexes (CIC) have been detected in sera of vasectomized subjects using the Clq Binding Assay. Results seem to indicate that CIC are a feature of the early post-operative period and a consequence of acute immunization against sperm antigens. The progressive disappearance of CIC from the third month after vasectomy with the simultaneous increase in antisperm antibody percentage and titre suggests that CIC could be a temporary feature in vasectomized men and do not lead to a chronic disease, related to a Type III immune reaction

    .: “PATTERNS OF SPERM MOTILITY DURING GONADOTROPIN THERAPY FOR HYPOGONADOTROPIC HYPOGONADISM UP TO INDUCED PREGNANCY”

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    Two azoospermic patients with isolated hypogonadotropic hypogonadism (IHH) no. 1,24-year-old, and no. 2,31-year-old), never treated before, were given gonadotropin therapy (GT), (FSH, 225 IU/week, and HCG, 4000 IU/week) and followed up monthly for sperm characteristics. After 6 (no. 1) and 9 (no. 2) months of treatment, immotile spermatozoa appeared in the semen. Two months later motile spermatozoa also appeared. A motile sperm concentration sufficiently high for computer motion analysis (CASA) was achieved 1 month later 9th and 12th month, respectively. At the 13th (no. 1) and 17th (no. 2) month of GT, CASA showed a small population of spermatozoa with a very good motility pattern. In the next ovulatory cycle the patients' partners became pregnant
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