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Isolation of Myxovirus parainfluenza type 3 from cattle in S. Paulo State, Brazil

The isolation of Myxovirus parainfluenza type 3 from cattle with pneumonia, in S. Paulo, Brazil, is reported. All the strains isolated appeared to be antigenically related to the bovine strain SF-4. It was possible to establish a certain degree of antigenic relationship between the human strain HA-1 and one of the bovine strains isolated.

Myxovirus parainfluenza 3; Cattle pneumonia; Bovine strain SF-4; Human strain HA-1


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