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Contact Name
Ahmadi Riyanto
Contact Email
medpub@litbang.deptan.go.id
Phone
-
Journal Mail Official
ahmadi_puslitbangnak@yahoo.com
Editorial Address
-
Location
Kota bogor,
Jawa barat
INDONESIA
Jurnal Ilmu Ternak Veteriner
ISSN : 08537380     EISSN : 2252696X     DOI : -
Core Subject : Health,
Aims JITV (Jurnal Ilmu ternak dan Veteriner) or Indonesian Journal of Animal and Veterinary Sciences (IJAVS) aims to publish original research results and reviews on farm tropical animals such as cattle, buffaloes, sheep, goats, pigs, horses, poultry, as well as non domesticated Indonesian endemic animals, such as deers, anoa, babirusa, etc. Scope Indonesian Journal of Animal and Veterinary Sciences . The journal will consider primary research papers from any source if they make an original contribution to the experimental or theoretical understanding and application of theories and methodologies of some aspects of animal science and veterinary
Articles 11 Documents
Search results for , issue " Vol 12, No 2 (2007)" : 11 Documents clear
Waterfowl potential as resevoirs of high pathogenic avian influenza H5N1 viruses Susanti, R; Soejoedono, R.D; Mahardika, I-G.N.K; Wibawan, I-W.T; Suhartono, M.T
Indonesian Journal of Animal and Veterinary Sciences Vol 12, No 2 (2007)
Publisher : Indonesian Animal Sciences Society

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (159.588 KB) | DOI: 10.14334/jitv.v12i2.555

Abstract

The high population of waterfowl subsequently with the high case fatality of poultry and people in West Java regency caused by HPAI H5N1 can raise possibility that waterfowl was a natural reservoir. This research aimed to prove that waterfowl in West Java served as reservoir of AI virus (primarily H5N1) and also identify the virus pathotype based on cleavage site of amino acid sequence. Cloacal swab sample was obtained from healthy and unvaccinated waterfowl from Sukabumi and Bogor Regency. Cloacal swab was propagated in 9 days old embryonic chicken eggs. Allantoic fluid was harvested at the 4th day of incubation and then tested for hemagglutination, and positive isolate continued with virus sub-typing using PCR method. H5 gene from H5N1 isolate then sequenced using dideoxy termination method. Multiple alignment of nucleotide sequences were analysed using MEGA-3.1 program. Sub-typing using PCR method indicated the existence of 25 strain H5N1, 16 strain HxN1, 4 strain H5Nx and 9 virus ND. Characterization of cleavage site amino acid sequence indicated that all H5N1 sample were pathogenic with sequence QRERRRKKR (23 sample) dan QRESRRKKR (2 sample). Waterfowl was HPAI H5N1 virus reservoir. Asymptomatic infection in waterfowl, but the virus shedding gradually occurred and therefore it became potential source of H5N1 virus infection. Our findings suggest that immediate action is needed to prevent the transmission of highly pathogenic avian influenza viruses from the apparently healthy waterfowl into terrestrial poultry or human. Key Words: HPAI, H5N1, Reservoir, Water Fowl

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