TY - JOUR T1 - Kadmiyuma Maruz Bırakılan Lymnaea stagnalis’in Ovotestis Dokularındaki Histolojik Değişiklikler AU - Otludil, Birgül PY - 2020 DA - June Y2 - 2020 JF - Dicle Üniversitesi Veteriner Fakültesi Dergisi JO - Dicle Üniv Vet Fak Derg PB - Dicle Üniversitesi WT - DergiPark SN - 1307-9972 SP - 48 EP - 51 VL - 13 IS - 1 LA - tr AB - Bu çalışmada tatlı su salyangozu Lymnaea stagnalis, kadmiyumun sublethal konsantrasyonlarına (7.92 µg/L-1, 15.85 µg/L-1, 31.7 µg/L-1 and 63.4 µg/L-1) maruz bırakıldı. Deneyde 7, 14, 21 ve 28 günlük periyotlar sonunda L. stagnalis ovotestisleri alınarak histolojik preparatları hazırlandı. Kadmiyumun farklı konsantrasyonlarında ovotestislerde meydana gelen histopatolojik değişiklikler ışık mikroskobunda incelendi. Kadmiyum uygulaması sonucunda; ovotestislerde, oosit çevrelerinde vakuolleşme, spermatozoon sayısında azalma, spermatozoon ve yumurta hücrelerinde dejenerasyon, asinus hücrelerinde dejeneratif nekroz gibi değişiklikler gözlendi. 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