Morphological changes in placenta of guard dogs at Toxascaris leonina infection

Abstract

Toxascaris leonina causes a dystrophy of deciduacytes, villus necrosis, deterioration of blood circulation between mother and an embryo and immunopathological alteration in placenta. A chronic insufficiency in placenta develops. Normal development of puppies is broken. Puppies are born underdeveloped and with the lowered viability.

Keywords

• placenta
• dog
• toxascariosis
• pheto-placentar insufficiency