OsmanovS, HeywardWL, EsparzaJ. The World Health Organization Network for HIV Isolation and Characterization: Summary of a pilot study. AIDS Res Hum Retroviruses, 1994; 10,11:1325–1326.
2.
WHO Global Programme on AIDS. HIV type 1 variation in World Health Organization-sponsored vaccine evaluation sites: Genetic screening, sequence analysis, and preliminary biological characterization of selected viral strains. WHO Network for HIV Isolation and Characterization. AIDS Res Hum Retroviruses, 1994; 10,11:1327–1343.
3.
CornelissenM, KampingaG, ZorgdragerF, GoudsmitJ. Human immunodeficiency virus type 1 subtypes defined by env show high frequency of recombinant gag genes. The UNAIDS Network for HIV Isolation and Characterization. J Virol, 1996; 70,11:8209–8212.
4.
BurnsCC, GleasonLM, MozaffarianA, GiachettiC, CarrJK, OverbaughJ. Sequence variability of the integrase protein from a diverse collection of HIV type 1 isolates representing several subtypes. AIDS Res Hum Retroviruses, 2002; 18,14:1031–1041.
5.
BallSC, AbrahaA, CollinsKRet al.Comparing the ex vivo fitness of CCR5-tropic human immunodeficiency virus type 1 isolates of subtypes B and C. J Virol, 2003; 77,2:1021–1038.
6.
CornelissenM, van den BurgR, ZorgdragerF, LukashovV, GoudsmitJ. pol gene diversity of five human immunodeficiency virus type 1 subtypes: Evidence for naturally occurring mutations that contribute to drug resistance, limited recombination patterns, and common ancestry for subtypes B and D. J Virol, 1997; 71,9:6348–6358.
7.
WHO Network for HIV Isolation and Characterization. HIV type 1 variation in World Health Organization-sponsored vaccine evaluation sites: Genetic screening, sequence analysis, and preliminary biological characterization of selected viral strains. AIDS Res Hum Retroviruses, 1994; 10,11:1327–1343.
8.
LoleKS, BollingerRC, ParanjapeRSet al.Full-length human immunodeficiency virus type 1 genomes from subtype C-infected seroconverters in India, with evidence of intersubtype recombination. J Virol, 1999; 73,1:152–160.
9.
MooreMD, ChinMPS, HuWS. HIV-1 recombination: An experimental assay, a phylogenetic approach. HIV Protocols, 4852ndPrasadV, KalpanaG. Humana Press, Inc.: New York, 2009; 87–105.
10.
StadenR. The Staden sequence analysis package. Mol Biotechnol, 1996; 5,3:233–241.
11.
ThompsonJD, GibsonTJ, PlewniakF, JeanmouginF, HigginsDG. The CLUSTAL_X windows interface: Flexible strategies for multiple sequence alignment aided by quality analysis tools. Nucleic Acids Res, 1997; 25,24:4876–4882.
