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Effect of chorionic gonadotrophin on testicular histology and testosterone production in Tilapia leucosticta (Teleostei: Cichlidae
(University of Nairobi, 1970-10)
Eight adult male T. leucosticta were given daily injections of 500 IU human chorionic gonadotrophin (Pregnyl, Organon) intraperitoneally for 1 week. These fish showed marked increases in testicular size, gonosomatic index, ...