Abbas, M.A., E. Spackman, R. Fouchier, D. Smith, Z. Ahmed, N. Siddique, L. Sarmento, K. Naeem, E.T. McKinley, A. Hameed, S. Rehmani, and D.E. Swayne. 2011. H7 avian influenza virus vaccines protect chickens against challenge with antigenically diverse isolates. Vaccine 29 (43): 7424–7429. https://doi.org/10.1016/j.vaccine.2011.07.064.
Article
CAS
PubMed
Google Scholar
Abdelwhab, E.M., C. Grund, M.M. Aly, M. Beer, T.C. Harder, and H.M. Hafez. 2012. Influence of maternal immunity on vaccine efficacy and susceptibility of one day old chicks against Egyptian highly pathogenic avian influenza H5N1. Veterinary Microbiology 155 (1): 13–20. https://doi.org/10.1016/j.vetmic.2011.08.004.
Article
CAS
PubMed
Google Scholar
Bahari, P., S.A. Pourbakhsh, H. Shoushtari, and M.A. Bahmaninejad. 2015. Molecular characterization of H9N2 avian influenza viruses isolated from vaccinated broiler chickens in northeast Iran. Tropical Animal Health & Production 47 (6): 1195–1201. https://doi.org/10.1007/s11250-015-0848-x.
Article
Google Scholar
Bahgat, M.M., M.A. Kutkat, M.H. Nasraa, A. Mostafa, R. Webby, I.M. Bahgat, and M.A.A. Ali. 2009. Characterization of an avian influenza virus H5N1 Egyptian isolate. Journal of Virological Methods 159 (2): 244–250. https://doi.org/10.1016/j.jviromet.2009.04.008.
Article
CAS
PubMed
Google Scholar
Balish, A.L., D.C. Todd, M.D. Saad, E.S. Nasr, E. Hala, J.A. Tjaden, K.C. Earhart, L.A.E. Ahmed, E.H. Mohamed, and A.H.M. Ali. 2010. Antigenic and genetic diversity of highly pathogenic avian influenza A (H5N1) viruses isolated in Egypt. Avian Diseases 54 (s1): 329–334. https://doi.org/10.1637/8903-042909-Reg.1.
Article
PubMed
Google Scholar
Banet-Noach, C., S. Perk, L. Simanov, N. Grebenyuk, E. Rozenblut, S. Pokamunski, M. Pirak, Y. Tendler, and A. Panshin. 2007. H9N2 Influenza Viruses from Israeli Poultry: A Five-Year Outbreak. Avian Diseases 51 (s1): 290–296. https://doi.org/10.1637/7590-040206R1.1.
Article
CAS
PubMed
Google Scholar
Bergstrom, J.J., H. Xu, and B. Heyman. 2017. Epitope-Specific Suppression of IgG Responses by Passively Administered Specific IgG: Evidence of Epitope Masking. Frontiers in Immunology 8: 238. https://doi.org/10.3389/fimmu.2017.00238.
Article
CAS
PubMed
PubMed Central
Google Scholar
Capua, I., and G. Cattoli. 2013. Prevention and control of highly pathogenic avian influenza with particular reference to H5N1. Virus Research 178 (1): 114–120. https://doi.org/10.1016/j.virusres.2013.04.002.
Article
CAS
PubMed
Google Scholar
Cattoli, G., A. Milani, N. Temperton, B. Zecchin, A. Buratin, E. Molesti, M.M. Aly, A. Arafa, and I. Capua. 2011. Antigenic drift in H5N1 avian influenza virus in poultry is driven by mutations in major antigenic sites of the hemagglutinin molecule analogous to those for human influenza virus. Journal of Virology 85 (17): 8718–8724. https://doi.org/10.1128/JVI.02403-10.
Article
CAS
PubMed
PubMed Central
Google Scholar
Chen, S., Y. Zhu, D. Yang, Y. Yang, S. Shi, T. Qin, D. Peng, and X. Liu. 2017. Efficacy of Live-Attenuated H9N2 Influenza Vaccine Candidates Containing NS1 Truncations against H9N2 Avian Influenza Viruses. Frontiers in Microbiology 8: 1086. https://doi.org/10.3389/fmicb.2017.01086.
Article
PubMed
PubMed Central
Google Scholar
Cui, H., M.C. de Jong, N. Beerens, M.M. van Oers, Q. Teng, L. Li, X. Li, Q. Liu, and Z. Li. 2021. Vaccination with inactivated virus against low pathogenic avian influenza subtype H9N2 does not prevent virus transmission in chickens. Journal of Virus Eradication 7 (3): 100055. https://doi.org/10.1016/j.jve.2021.100055.
Article
PubMed
PubMed Central
Google Scholar
De Vriese, J., M. Steensels, V. Palya, Y. Gardin, K.M. Dorsey, B. Lambrecht, S. Van Borm, and T. van den Berg. 2010. Passive protection afforded by maternally-derived antibodies in chickens and the antibodies' interference with the protection elicited by avian influenza-inactivated vaccines in progeny. Avian Diseases 54 (s1): 246–252. https://doi.org/10.1637/8908-043009-Reg.1.
Article
PubMed
Google Scholar
Donald, H.B., and A. Isaacs. 1954. Counts of influenza virus particles. Journal of General Microbiology 10 (3): 457–464. https://doi.org/10.1099/00221287-10-3-457.
Article
CAS
PubMed
Google Scholar
Faulkner, O.B., C. Estevez, Q. Yu, and D.L. Suarez. 2013. Passive antibody transfer in chickens to model maternal antibody after avian influenza vaccination. Veterinary Immunology and Immunopathology 152 (3-4): 341–347. https://doi.org/10.1016/j.vetimm.2013.01.006.
Article
CAS
PubMed
Google Scholar
Forrest, H.L., A. Garcia, A. Danner, J.P. Seiler, K. Friedman, R.G. Webster, and J.C. Jones. 2013. Effect of passive immunization on immunogenicity and protective efficacy of vaccination against a Mexican low-pathogenic avian H5N2 influenza virus. Influenza and Other Respiratory Viruses 7 (6): 1194–1201. https://doi.org/10.1111/irv.12140.
Article
CAS
PubMed
PubMed Central
Google Scholar
Gharaibeh, S., K. Mahmoud, and M. Al-Natour. 2008. Field evaluation of maternal antibody transfer to a group of pathogens in meat-type chickens. Poultry Science 87 (8): 1550–1555. https://doi.org/10.3382/ps.2008-00119.
Article
CAS
PubMed
Google Scholar
Gu, M., L. Xu, X. Wang, and X. Liu. 2017. Current situation of H9N2 subtype avian influenza in China. Veterinary Research 48 (1): 49. https://doi.org/10.1186/s13567-017-0453-2.
Article
PubMed
PubMed Central
Google Scholar
Hamal, K.R., S.C. Burgess, I.Y. Pevzner, and G.F. Erf. 2006. Maternal antibody transfer from dams to their egg yolks, egg whites, and chicks in meat lines of chickens. Poultry Science 85 (8): 1364–1372. https://doi.org/10.1093/ps/85.8.1364.
Article
CAS
PubMed
Google Scholar
Jiang, W., S. Liu, G. Hou, J. Li, Q. Zhuang, S. Wang, P. Zhang, and J. Chen. 2012. Chinese and global distribution of H9 subtype avian influenza viruses. PLoS One 7 (12): e52671. https://doi.org/10.1371/journal.pone.0052671.
Article
CAS
PubMed
PubMed Central
Google Scholar
Kapczynski, D.R., and D.E. Swayne. 2009. Influenza Vaccines for Avian Species. Current Topics in Microbiology & Immunology 333: 133–152. https://doi.org/10.1007/978-3-540-92165-3_6.
Article
Google Scholar
Kilany, W.H., A. Ali, A.H.I. Bazid, A.H. El-Deeb, and M.F. El-Kady. 2016. A Dose-Response Study of Inactivated Low Pathogenic Avian Influenza H9N2 Virus in Specific-Pathogen-Free and Commercial Broiler Chickens. Avian Diseases 60 (1s): 256–261. https://doi.org/10.1637/11143-050815-Reg.
Article
PubMed
Google Scholar
Kim, D.-Y., Y.-M. Kang, H.-K. Cho, S.-j. Park, M.-H. Lee, Y.-J. Lee, and H.-M. Kang. 2021. Development of a recombinant H9N2 influenza vaccine candidate against the Y280 lineage field virus and its protective efficacy. Vaccine 39 (42): 6201–6205. https://doi.org/10.1016/j.vaccine.2021.08.089.
Article
CAS
PubMed
Google Scholar
Kim, J.K., G. Kayali, D. Walker, H.L. Forrest, A.H. Ellebedy, Y.S. Griffin, A. Rubrum, M.M. Bahgat, M.A. Kutkat, M.A. Ali, J.R. Aldridge, N.J. Negovetich, S. Krauss, R.J. Webby, and R.G. Webster. 2010. Puzzling inefficiency of H5N1 influenza vaccines in Egyptian poultry. Proceedings of the National Academy of Sciences of the United States of America 107 (24): 11044–11049. https://doi.org/10.1073/pnas.1006419107.
Article
CAS
PubMed
PubMed Central
Google Scholar
Klimov, A., A. Balish, V. Veguilla, H. Sun, J. Schiffer, X. Lu, J.M. Katz, and K. Hancock. 2012. Influenza virus titration, antigenic characterization, and serological methods for antibody detection. Methods in Molecular Biology 865: 25–51. https://doi.org/10.1007/978-1-61779-621-0_3.
Article
CAS
PubMed
Google Scholar
Lau, S.Y., S. Joseph, K.H. Chan, H. Chen, N.A.G. Patteril, S.K. Elizabeth, R. Muhammed, V. Baskar, S.K.P. Lau, and J. Kinne. 2016. Complete Genome Sequence of Influenza Virus H9N2 Associated with a Fatal Outbreak among Chickens in Dubai. Genome Announcements 4 (4): e00752–e00716. https://doi.org/10.1128/genomeA.00752-16.
Article
PubMed
PubMed Central
Google Scholar
Lee, D.H., and C.S. Song. 2013. H9N2 avian influenza virus in Korea: evolution and vaccination. Clinical and Experimental Vaccine Research 2 (1): 26–33. https://doi.org/10.7774/cevr.2013.2.1.26.
Article
CAS
PubMed
PubMed Central
Google Scholar
Liu, S., Q. Zhuang, S. Wang, W. Jiang, J. Jin, C. Peng, G. Hou, J. Li, J. Yu, X. Yu, H. Liu, S. Sun, L. Yuan, and J. Chen. 2020. Control of avian influenza in China: Strategies and lessons. Transboundary and Emerging Diseases 67 (4): 1463–1471. https://doi.org/10.1111/tbed.13515.
Article
PubMed
Google Scholar
Lone, N.A., E. Spackman, and D. Kapczynski. 2017. Immunologic evaluation of 10 different adjuvants for use in vaccines for chickens against highly pathogenic avian influenza virus. Vaccine 35 (26): 3401–3408. https://doi.org/10.1016/j.vaccine.2017.05.010.
Article
CAS
PubMed
Google Scholar
Maas, R., S. Rosema, D. Van Zoelen, and S. Venema. 2011. Maternal immunity against avian influenza H5N1 in chickens: limited protection and interference with vaccine efficacy. Avian Pathology 40 (1): 87–92. https://doi.org/10.1080/03079457.2010.541226.
Article
PubMed
Google Scholar
Naeem, K., and N. Siddique. 2006. Use of Strategic Vaccination for the Control of Avian Influenza in Pakistan. Developments in Biologicals 124: 145–150.
CAS
PubMed
Google Scholar
Niewiesk, S. 2014. Maternal antibodies: clinical significance, mechanism of interference with immune responses, and possible vaccination strategies. Frontiers in Immunology 5: 446. https://doi.org/10.3389/fimmu.2014.00446.
Article
CAS
PubMed
PubMed Central
Google Scholar
Peacock, T.H.P., J. James, J.E. Sealy, and M. Iqbal. 2019. A Global Perspective on H9N2 Avian Influenza Virus. Viruses 11 (7): 620. https://doi.org/10.3390/v11070620.
Article
CAS
PubMed Central
Google Scholar
Pfeiffer, J., D.L. Suarez, L. Sarmento, T. L. To, T. Nguyen, and M.J. Pantin-Jackwood. 2010. Efficacy of commercial vaccines in protecting chickens and ducks against H5N1 highly pathogenic avian influenza viruses from Vietnam. Avian Diseases 54 (s1): 262–271. https://doi.org/10.1637/8715-031909-Reg.1.
Article
PubMed
Google Scholar
Pusch, E.A., and D.L. Suarez. 2018. The Multifaceted Zoonotic Risk of H9N2 Avian Influenza. Veterinary Sciences 5: 82.
Article
Google Scholar
Ramakrishnan, M., and D. Muthuchelvan. 2018. Influence of Reed-Muench median dose calculation method in virology in the millennium. Nature 8: 9633.
Google Scholar
Sitaras, I., X. Rousou, D. Kalthoff, M. Beer, B. Peeters, and M.C. de Jong. 2016a. Role of vaccination-induced immunity and antigenic distance in the transmission dynamics of highly pathogenic avian influenza H5N1. Journal of the Royal Society Interface 13 (114): 20150976. https://doi.org/10.1098/rsif.2015.0976.
Article
CAS
PubMed Central
Google Scholar
Sitaras, I., X. Rousou, B. Peeters, and M.C.M. de Jong. 2016b. Mutations in the haemagglutinin protein and their effect in transmission of highly pathogenic avian influenza (HPAI) H5N1 virus in sub-optimally vaccinated chickens. Vaccine 34 (46): 5512–5518. https://doi.org/10.1016/j.vaccine.2016.10.002.
Article
CAS
PubMed
Google Scholar
Song, W., and K. Qin. 2020. Human-infecting influenza A (H9N2) virus: A forgotten potential pandemic strain? Zoonoses and Public Health 67 (3): 203–212. https://doi.org/10.1111/zph.12685.
Article
CAS
PubMed
Google Scholar
Suarez, D.L., M.L. Perdue, N. Cox, T. Rowe, C. Bender, J. Huang, and D.E. Swayne. 1998. Comparisons of highly virulent H5N1 influenza A viruses isolated from humans and chickens from Hong Kong. Journal of Virology 72 (8): 6678–6688. https://doi.org/10.1128/JVI.72.8.6678-6688.1998.
Article
CAS
PubMed
PubMed Central
Google Scholar
Swayne, D.E., L. Chang-Won, and S. Erica. 2006. Inactivated North American and European H5N2 avian influenza virus vaccines protect chickens from Asian H5N1 high pathogenicity avian influenza virus. Avian Pathology 35 (2): 141–146. https://doi.org/10.1080/03079450600597956.
Article
CAS
PubMed
Google Scholar
Swayne, D.E., D.L. Suarez, S. Erica, J. Samadhan, D. Gwenaelle, K.T. Mia, M.G. James, W. John, D. Peter, and W. Frank. 2015. Antibody Titer Has Positive Predictive Value for Vaccine Protection against Challenge with Natural Antigenic-Drift Variants of H5N1 High-Pathogenicity Avian Influenza Viruses from Indonesia. Journal of Virology 89 (7): 3746–3762. https://doi.org/10.1128/JVI.00025-15.
Article
CAS
PubMed
PubMed Central
Google Scholar
Terregino, C., A. Toffan, F. Cilloni, I. Monne, E. Bertoli, L. Castellanos, N. Amarin, M. Mancin, and I. Capua. 2010. Evaluation of the protection induced by avian influenza vaccines containing a 1994 Mexican H5N2 LPAI seed strain against a 2008 Egyptian H5N1 HPAI virus belonging to clade 2.2.1 by means of serological and in vivo tests. Avian Pathology 39 (3): 215–222. https://doi.org/10.1080/03079451003781858.
Article
CAS
PubMed
Google Scholar
Tian, G., S. Zhang, Y. Li, Z. Bu, P. Liu, J. Zhou, C. Li, J. Shi, K. Yu, and H. Chen. 2005. Protective efficacy in chickens, geese and ducks of an H5N1-inactivated vaccine developed by reverse genetics. Virology 341 (1): 153–162. https://doi.org/10.1016/j.virol.2005.07.011.
Article
CAS
PubMed
Google Scholar
Trock, S.C., S.A. Burke, and N.J. Cox. 2015. Development of Framework for Assessing Influenza Virus Pandemic Risk. Emerging Infectious Diseases 21 (8): 1372–1378. https://doi.org/10.3201/eid2108.141086.
Article
CAS
PubMed
PubMed Central
Google Scholar
Vono, M., C.S. Eberhardt, F. Auderset, B. Mastelic-Gavillet, S. Lemeille, D. Christensen, P. Andersen, P.-H. Lambert, and C.-A. Siegrist. 2019. Maternal antibodies inhibit neonatal and infant responses to vaccination by shaping the early-life B cell repertoire within germinal centers. Cell Reports 28 (e5): 1773–1784.
Article
CAS
Google Scholar
Zhang, P., Y. Tang, X. Liu, D. Peng, W. Liu, H. Liu, S. Lu, and X. Liu. 2008. Characterization of H9N2 influenza viruses isolated from vaccinated flocks in an integrated broiler chicken operation in eastern China during a 5 year period (1998-2002). Journal of General Virology 89 (12): 3102–3112. https://doi.org/10.1099/vir.0.2008/005652-0.
Article
CAS
Google Scholar
Zhao, J., H. Yang, H. Xu, Z. Ma, and G. Zhang. 2017. Efficacy of an inactivated bivalent vaccine against the prevalent strains of Newcastle disease and H9N2 avian influenza. Virology Journal 14 (1): 1–8. https://doi.org/10.1186/s12985-017-0723-7.
Article
CAS
Google Scholar