Oligodendroglial pathology in canine distemper virus infection in vitro

1987 ◽  
Vol 74 (4) ◽  
pp. 366-373 ◽  
Author(s):  
A. Zurbriggen ◽  
M. Vandevelde ◽  
M. Dumas ◽  
C. Griot ◽  
E. Bollo
2019 ◽  
Vol 15 (1) ◽  
Author(s):  
Xianghong Xue ◽  
Yelei Zhu ◽  
Lina Yan ◽  
Gary Wong ◽  
Peilu Sun ◽  
...  

2005 ◽  
Vol 11 (4) ◽  
pp. 1579-1587 ◽  
Author(s):  
Steven E. Suter ◽  
May B. Chein ◽  
Veronika von Messling ◽  
Becky Yip ◽  
Roberto Cattaneo ◽  
...  

2021 ◽  
Vol 22 (7) ◽  
pp. 3578
Author(s):  
Federico Armando ◽  
Adnan Fayyad ◽  
Stefanie Arms ◽  
Yvonne Barthel ◽  
Dirk Schaudien ◽  
...  

Histiocytic sarcomas refer to highly aggressive tumors with a poor prognosis that respond poorly to conventional treatment approaches. Oncolytic viruses, which have gained significant traction as a cancer therapy in recent decades, represent a promising option for treating histiocytic sarcomas through their replication and/or by modulating the tumor microenvironment. The live attenuated canine distemper virus (CDV) vaccine strain Onderstepoort represents an attractive candidate for oncolytic viral therapy. In the present study, oncolytic virotherapy with CDV was used to investigate the impact of this virus infection on tumor cell growth through direct oncolytic effects or by virus-mediated modulation of the tumor microenvironment with special emphasis on angiogenesis, expression of selected MMPs and TIMP-1 and tumor-associated macrophages in a murine xenograft model of canine histiocytic sarcoma. Treatment of mice with xenotransplanted canine histiocytic sarcomas using CDV induced overt retardation in tumor progression accompanied by necrosis of neoplastic cells, increased numbers of intratumoral macrophages, reduced angiogenesis and modulation of the expression of MMPs and TIMP-1. The present data suggest that CDV inhibits tumor growth in a multifactorial way, including direct cell lysis and reduction of angiogenesis and modulation of MMPs and their inhibitor TIMP-1, providing further support for the concept of its role in oncolytic therapies.


2013 ◽  
Vol 33 (2) ◽  
pp. 247-250 ◽  
Author(s):  
Jane Megid ◽  
Carlos R. Teixeira ◽  
Adriana Cortez ◽  
Marcos B. Heinemann ◽  
João M.A.P. Antunes ◽  
...  

Infectious diseases in wild animals have been increasing as a result of their habitat alterations and closer contact with domestic animals. Canine distemper virus (CDV) has been reported in several species of wild carnivores, presenting a threat to wildlife conservation. We described the first case of canine distemper virus infection in lesser grison (Galictis cuja). A free-ranging individual, with no visible clinical sigs, presented sudden death after one day in captivity. Molecular diagnosis for CDV infection was performed using whole blood collected by postmortem intracardiac puncture, which resulted positive. The virus phylogeny indicated that domestic dogs were the probable source of infection.


1980 ◽  
Vol 29 (3) ◽  
pp. 940-944 ◽  
Author(s):  
A E Metzler ◽  
R J Higgins ◽  
S Krakowka ◽  
A Koestner

Virulence of canine distemper virus (CDV) adapted to in vitro growth in Vero or bovine cells was determined by inoculation into CDV-susceptible neonatal gnotobiotic dogs. When compared with dogs given virulent R252-CDV, Vero R252-CDV was attenuated at passage level 14. In contrast, dogs inoculated with bovine R252-CDV at the same passage level experienced rapid fatal neurological disease. Virulence was not linked to ability to infect or replicate in canine pulmonary macrophage cultures. Retention of virulence by bovine R252-CDV is unique and worthy of further study.


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