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L Ferrer

Publications and source records attributed to L Ferrer.

93 records · Page 6Linked to original sources

Herpesvirus hepatitis in two eagles in Spain.

Two cases of naturally occurring fatal disease in eagles (a booted eagle and a buzzard) are reported. Both eagles showed anorexia, weight loss, weakness, and inability to fly. Microscopically, stained liver sections showed wide non-zonal coagulation necrosis and eosinophilic intranuclear inclusion bodies in hepatocytes adjacent to the edges of necrotic regions. Ultrastructural studies of hepatocytes revealed multiple enveloped viral particles in the cytoplasm, focal paracrystalline arrays of virions within the nuclei, and some budding particles bound by a membrane, located in an evagination of nuclear membrane. The size and morphology of all of these particles were consistent with herpesvirus. To our knowledge, this is the first report of naturally occurring field cases of herpesvirus hepatitis in eagles (Accipitridae).

Animals↗

Mycobacterium genavense infection in canaries.

A case of mycobacteriosis in a collection of canaries (Serinus canarius) is described. The affected birds showed nonspecific clinical signs and macroscopic lesions (slight splenomegaly). Histologic lesions found in liver, spleen, lungs, and kidneys consisted of noncaseous nodules containing accumulations of large macrophages that showed a highly vacuolated cytoplasm in which numerous acid-fast organisms were detected. Attempts to isolate and culture the organisms using Löwenstein-Jensen and Coletsos media proved unsuccessful. Microorganisms belonging to the species Mycobacterium genavense were identified by means of polymerase chain reaction techniques in hepatic tissue from both birds. This finding confirms the existence of fastidiously growing mycobacterial infections, other than Mycobacterium avium, in birds.

Animals↗