1) Akiyama Y, Kato S. Two cell lines from lymphomas of Marek's disease. Biken J 17, 105–116, 1974.
2) Connor TJ, McNeilly F, Firth GA, McNulty MS. Biological characterisation of Australian isolates of chicken anaemia agent. Aust Vet J 68, 199–201, 1991.
3) Dong HV, Tran GTH, Nguyen GV, Dao TD, Bui VN, Huynh LTM, Takeda Y, Ogawa H, Imai K. Chicken anemia virus in northern Vietnam: molecular characterization reveals multiple genotypes and evidence of recombination. Virus Genes 55, 643–653, 2019.
4) Ducatez MF, Owoade AA, Abiola JO, Muller CP. Molecular epidemiology of chicken anemia virus in Nigeria. Arch Virol 151, 97– 111, 2006.
5) Eltahir YM, Qian K, Jin W, Qin A. Analysis of chicken anemia virus genome: evidence of intersubtype recombination. Virol J 8, 512, 2011.
6) Farkas T, Tanaka A, Kai K, Kanoe M. Cloning and sequencing of the genome of chicken anaemia virus (CAV) TK-5803 strain and comparison with other CAV strains. J Vet Med Sci 58, 681–684, 1996.
7) Hailemariam Z, Omar AR, Hair-Bejo M, Giap TC. Detection and characterization of chicken anemia virus from commercial broiler breeder chickens. Virol J 5, 128, 2008.
8) Hall TA. BioEdit: a user-friendly biological sequence alignment editor and analysis program for Windows 95/98/NT. Nucleic Acids Symp Ser 41, 95–98, 1999.
9) Imai K, Mase M, Yamaguchi S, Yuasa N, Nakamura K. Detection of chicken anaemia virus DNA from formalin-fixed tissues by polymerase chain reaction. Res Vet Sci 64, 205–208, 1998.
10) Imai K, Yuasa N. Development of a microtest method for serological and virological examinations of chicken anemia agent. Jpn J Vet Sci 52, 873–875, 1990.
11) Kim HR, Kwon YK, Bae YC, Oem JK, Lee OS. Molecular characterization of chicken infectious anemia viruses detected from breeder and broiler chickens in South Korea. Poult Sci 89, 2426–2431, 2010.
12) Krapez U, Barlic-Maganja D, Toplak I, Hostnik P, Rojs OZ. Biological and molecular characterization of chicken anemia virus isolates from Slovenia. Avian Dis 50, 69–76, 2006.
13) Kye SJ, Kim JY, Seul HJ, Kim S, Kim SE, Lee HS, Sorn S, Choi KS. Phylogenetic analysis and genetic characterization of chicken anemia virus isolates from Cambodia. Poult Sci 92, 2681–2686, 2013.
14) Meehan BM, Todd D, Creelan JL, Connor TJ, McNulty MS. Investigation of the attenuation exhibited by a molecularly cloned chicken anemia virus isolate by utilizing a chimeric virus approach. J Virol 71, 8362–8367, 1997.
15) Noteborn MH, de Boer GF, van Roozelaar DJ, Karreman C, Kranenburg O, Vos JG, Jeurissen SH, Hoeben RC, Zantema A, Koch G, et al. Characterization of cloned chicken anemia virus DNA that contains all elements for the infectious replication cycle. J Virol 65, 3131–3139, 1991.
16) Olszewska-Tomczyk M, Swieton E, Minta Z, Smietanka K. Occurrence and phylogenetic studies of chicken anemia virus from Polish broiler flocks. Avian Dis. 60, 70–74, 2016.
17) Ou SC, Lin HL, Liu PC, Huang HJ, Lee MS, Lien YY, Tsai YL. Epidemiology and molecular characterization of chicken anaemia virus from commercial and native chickens in Taiwan. Transbound Emerg Dis 65, 1493–1501, 2018.
18) Philippine statistics authority. Chicken situation report. https://psa.gov.ph/sites/ default/files/CHICKEN%20SR%20September%202017.pdf. Accessed January 6th 2020, 2017.
19) Renshaw RW, Soine C, Weinkle T, O'Connell PH, Ohashi K, Watson S, Lucio B, Harrington S, Schat KA. A hypervariable region in VP1 of chicken infectious anemia virus mediates rate of spread and cell tropism in tissue culture. J Virol 70, 8872–8878, 1996.
20) Rosario K, Breitbart M, Harrach B, Segales J, Delwart E, Biagini P, Varsani A. Revisiting the taxonomy of the family Circoviridae: establishment of the genus Cyclovirus and removal of the genus Gyrovirus. Arch virol 162, 1447–1463, 2017.
21) Scott A N, McNulty MS, Tod d D. Characterisation of a chicken anaemia virus variant population that resists neutralisation with a group-specific monoclonal antibody. Arch Virol 146, 713–728, 2001.
22) Tamura K, Stecher G, Peterson D, Filipski A, Kumar S. MEGA6: molecular evolutionary genetics analysis version 6.0. Mol Biol Evol 30, 2725–2729, 2013.
23) Thompson JD, Higgins DG, Gibson TJ. CLUSTAL W: improving the sensitivity of progressive multiple sequence alignment through sequence weighting, position-specific gap penalties and weight matrix choice. Nucleic Acids Res 22, 4673–4680, 1994.
24) Todd D, Scott AN, Ball NW, Borghmans BJ, Adair BM. Molecular basis of the attenuation exhibited by molecularly cloned highly passaged chicken anemia virus isolates. J Virol 76, 8472–8474, 2002.
25) Yamaguchi S, Imada T, Kaji N, Mase M, Tsukamoto K, Tanimura N, Yuasa N. Identification of a genetic determinant of pathogenicity in chicken anaemia virus. J Gen Virol 82, 1233–1238, 2001.
26) Yuasa N. Propagation and infectivity titration of the Gifu-1 strain of chicken anemia agent in a cell line (MDCC-MSB1) derived from Marek's disease lymphoma. Natl Inst Anim Health Q (Tokyo) 23, 13–20, 1983.
27) Zhang X, Liu Y, Wu B, Sun B, Chen F, Ji J, Ma J, Xie Q. Phylogenetic and molecular characterization of chicken anemia virus in southern China from 2011 to 2012. Sci Rep 3, 3519, 2013.