Pathogenicity and Transmissibility of North American H7 Low Pathogenic Avian Influenza Viruses in Chickens and Turkeys
Abstract
1. Introduction
2. Materials and Methods
2.1. Viruses
2.2. Cytopathic Effect of H7 Viruses and the HA Cleavability in MDCK Cells
2.3. Replication of H7 Viruses in 2-Week-Old Chickens and Turkeys
2.4. Replication and Transmission of H7N2 and H7N9 Viruses in 4-Week-Old SPF and Broiler Chickens
2.5. Statistical Analysis
3. Results
3.1. In Vitro Characterization of H7 Viruses
3.2. Replication of H7 Viruses Was Restricted to Upper Respiratory Tract in 2-Week-Old Chickens and Turkeys
3.3. Attenuation of H7N9 in 4-Week-Old SPF and Broiler Chickens
3.4. Efficient Seroconversion of Chickens by Direct-Contact Transmission of H7 Viruses
4. Discussion
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Roy Chowdhury, I.; Yeddula, S.G.R.; Kim, S.-H. Pathogenicity and Transmissibility of North American H7 Low Pathogenic Avian Influenza Viruses in Chickens and Turkeys. Viruses 2019, 11, 163. https://doi.org/10.3390/v11020163
Roy Chowdhury I, Yeddula SGR, Kim S-H. Pathogenicity and Transmissibility of North American H7 Low Pathogenic Avian Influenza Viruses in Chickens and Turkeys. Viruses. 2019; 11(2):163. https://doi.org/10.3390/v11020163
Chicago/Turabian StyleRoy Chowdhury, Ishita, Sai Goutham Reddy Yeddula, and Shin-Hee Kim. 2019. "Pathogenicity and Transmissibility of North American H7 Low Pathogenic Avian Influenza Viruses in Chickens and Turkeys" Viruses 11, no. 2: 163. https://doi.org/10.3390/v11020163
APA StyleRoy Chowdhury, I., Yeddula, S. G. R., & Kim, S.-H. (2019). Pathogenicity and Transmissibility of North American H7 Low Pathogenic Avian Influenza Viruses in Chickens and Turkeys. Viruses, 11(2), 163. https://doi.org/10.3390/v11020163