S1 gene sequence analysis of infectious bronchitis virus vaccinal strains (H120 & H52) and their embryo-passaged derivatives
Avian infectious bronchitis is an acute and highly contagious disease that mainly causes respiratory symptoms in poultry. A number of serotypes and variants of the viral agent with poor cross-protection are the major problem to achieve desired immunity from vaccination. The S1 subunit of S glycopr...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Razi Vaccine and Serum Research Institute
2016-07-01
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Series: | Archives of Razi Institute |
Subjects: | |
Online Access: | http://www.archrazi.com/article_106446.html |