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Biomedical subjects

G Bestetti

Publications and source records attributed to G Bestetti.

70 records · Page 4Linked to original sources

Encephalitis following vaccination against distemper and infectious hepatitis in the dog. An optical and ultrastructural study.

A 4-month-old, male, healthy dog developed CNS-symptoms 10 days after the second vaccination with live, attenuated distemper and canine hepatitis virus. The animal was euthanized after 2 weeks of illness. Light and electron microscopic examination of the CNS showed a partly necrotizing encephalomyelitis with numberous intranuclear and intracytoplasmic inclusion bodies, and the presence of probable pseudomyxovirus nucleocapsids and of crystalloid and tubuloreticular aggregates. Although there was conformity of inclusion bodies and probable viral structures as revealed by electron microscopy, the latter showed a much wider distribution. In addition, viral structures of a different type were found in polymorphonuclear leukocytes and vascular endothelial cells. Several morphological criteria led to the supposition that they are Picornaviruses, or possibly Arenaviruses. It is thought that their role in the disease process was at best an indirect one.

Animals↗

Paraplegia due to actinomyces viscosus infection in the cat.

In a 3 year old female domestic cat a suppurative, granulomatous lesion of the tail and sacral area penetrated into the epidural space, causing paraplegia. A viscosus was isolated from the inflammatory tissues. A comparative light and electronmicroscopic study of the bacterial elements and the architecture of the granules (Drusen) show that the latter are in-vivo microcolonies of the agent.

Actinomyces↗

[Diffuse congenital goitre of the thyroid in the kid].

The macroscopic and histological appearance is described of diffuse congenital goitre found in two twin kids which were born alive but soon died. The changes described appear to represent an intermediate stage between parenchymatous goitre and colloid goitre, with the latter predominating. Morphological and functional explanations are suggested for the changes observed, with reference to the features of importance in comparative pathology.

Animals↗