Journal article

A systematic approach to illuminate a new hot spot of avian influenza virus circulation in South Vietnam, 2016–2017

KT Le, MA Stevenson, N Isoda, LT Nguyen, DH Chu, TN Nguyen, LV Nguyen, TN Tien, TT Le, K Matsuno, M Okamatsu, Y Sakoda

Transboundary and Emerging Diseases | Published : 2022

Abstract

In South Vietnam, live bird markets (LBMs) are key in the value chain of poultry products and spread of avian influenza virus (AIV) although they may not be the sole determinant of AIV prevalence. For this reason, a risk analysis of AIV prevalence was conducted accounting for all value chain factors. A cross-sectional study of poultry flock managers and poultry on backyard farms, commercial (high biosecurity) farms, LBMs and poultry delivery stations (PDSs) in four districts of Vinh Long province was conducted between December 2016 and August 2017. A total of 3597 swab samples were collected from birds from 101 backyard farms, 50 commercial farms, 58 sellers in LBMs and 19 traders in PDSs. S..

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University of Melbourne Researchers

Grants

Awarded by Japan Agency for Medical Research and Development


Funding Acknowledgements

We are grateful to the VietnameseDAH. We thank Dr. Pham Van Dong from the DAH and Drs. Diep Quoc Truong, Nguyen Thi Thanh Thao, Tran Quoc Phong, Ha Tan An and the RAHO7 staff for their kind support. We also thank the staff of the Vinh Long Sub-Departments of Animal Health for field activities. We appreciate the kind support from Dr. Takahiro Hiono in checking the content of this manuscript. This work was supported by the Program for Leading Graduate Schools (F01) from the Japan Society for the Promotion of Science, funded by the Ministry of Education, Culture, Sports, Science and Technology (MEXT) and the Japan Initiative for Global Research Network on Infectious Diseases (J-GRID) from the Japan Agency for Medical Research and Development (AMED) grant no. JP18fm0108008. This work was partially supported by the e-ASIA Joint Research Program, funded by AMED grant no. JP20jm0210054h0004. The present work was partially supported by Doctoral Program for World-leading Innovative & Smart Education (WISE), by MEXT. This research was also supported by the International Priority Graduate Programs, Faculty of Veterinary and Medicine, Hokkaido University, powered by MEXT.