Accurate Quantification of Episomal HIV-1 Two-Long Terminal Repeat Circles by Use of Optimized DNA Isolation and Droplet Digital PCR
Author(s) -
Eva Malatinková,
Maja Kiselinova,
Pawel Bonczkowski,
Wim Trypsteen,
Peter Messiaen,
Jolien Vermeíre,
Bruno Verhasselt,
Karen Vervisch,
Linos Vandekerckhove,
Ward De Spiegelaere
Publication year - 2014
Publication title -
journal of clinical microbiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.349
H-Index - 255
eISSN - 1070-633X
pISSN - 0095-1137
DOI - 10.1128/jcm.03087-14
Subject(s) - digital polymerase chain reaction , long terminal repeat , plasmid , biology , dna , isolation (microbiology) , human immunodeficiency virus (hiv) , microbiology and biotechnology , virology , computational biology , polymerase chain reaction , genetics , genome , bioinformatics , gene
Episomal HIV-1 two-long terminal repeat (2-LTR) circles are considered markers for ongoing viral replication. Two sample processing procedures were compared to accurately quantify 2-LTR in patients by using droplet digital PCR (ddPCR). Here, we show that plasmid isolation with a spiked non-HIV plasmid for normalization enables more accurate 2-LTR quantification than genomic DNA isolation.
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