Transmission of Ovine Herpesvirus 2 from Asymptomatic Boars to Sows
Érica Azevedo Costa, Aline de Marco Viott, Glauber de Souza Machado, Maria Rosa Quaresma Bomfim, Fabiana Magalhães Coelho, Zélia Inês Portela Lobato, Mauricio Resende, and Roberto Mauricio Carvalho Guedes
Author affiliations: Author affiliations: Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil (É. Azevedo Costa, G. de Souza Machado, M.R. Quaresma Bomfim, F. Magalhães Coelho, Z.I. Portela Lobato, M. Resende, R.M. Carvalho Guedes); Universidade Federal do Paraná, Palotina, Paraná, Brazil (A. de Marco Viott)
Figure. Brainstem of a sow with vasculitis that was associated with ovine herpesvirus 2, showing edema, necrosis (fibrinoid necrosis), and infiltration of lymphocytes in the adventitia of the artery. Severe perivascular (Virchow-Robin space) lymphocytic cuffing was observed. Hematoxylin and eosin stain; scale bar = 50 μm.
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