EFFECT OF COBALT-60 ON THE INFECTIVITY OF NEOASCARIS VITULORUM IN MALE ALBINO RATS*.

Document Type : Research article

Authors

Atomic Energy Establishment, Lab. of Parasitology, National Research Centre Dept. of Obstet. Gynaec. and 4.1., Pac.of Vet. Med. Cairo University

Abstract

On the 6 the day after the infection of 40 male albino rats with either normal or cobalt-60 irradiated Neoascaris vitulorum infec. tive eggs, it was found that: 1-The number of N. vitulorum larvae from the rat lungs were
decreased in those infected with irradiated ova than in those
infected with normal op < /strong>es. 2-The pathological and histopathological changes of both liver
and lungs of rats infected with irradiated ova were less in degree than those with normal ones.
3-The histopathological findings in rat testes infected with
norinal and 50.000 rad-Co-60 irradiated ova, showed dege nerative changes involved spermatozoa, spermatid and sper matocytes. While it included only spermatozoa of testes of rats infected with 100,000 rad-CO-60 irradiated ova.