Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination

Retrovirus population diversity within infected hosts is commonly high due in part to elevated rates of replication, mutation, and recombination. This high genetic diversity often complicates the development of effective diagnostics, vaccines, and antiviral drugs. This review highlights the diverse...

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Main Authors: Jonathan M.O. Rawson, Louis M. Mansky
Format: Article
Language:English
Published: MDPI AG 2014-09-01
Series:Viruses
Subjects:
Online Access:http://www.mdpi.com/1999-4915/6/9/3612
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author Jonathan M.O. Rawson
Louis M. Mansky
author_facet Jonathan M.O. Rawson
Louis M. Mansky
author_sort Jonathan M.O. Rawson
collection DOAJ
description Retrovirus population diversity within infected hosts is commonly high due in part to elevated rates of replication, mutation, and recombination. This high genetic diversity often complicates the development of effective diagnostics, vaccines, and antiviral drugs. This review highlights the diverse vectors and approaches that have been used to examine mutation and recombination in retroviruses. Retroviral vectors for these purposes can broadly be divided into two categories: those that utilize reporter genes as mutation or recombination targets and those that utilize viral genes as targets of mutation or recombination. Reporter gene vectors greatly facilitate the detection, quantification, and characterization of mutants and/or recombinants, but may not fully recapitulate the patterns of mutagenesis or recombination observed in native viral gene sequences. In contrast, the detection of mutations or recombination events directly in viral genes is more biologically relevant but also typically more challenging and inefficient. We will highlight the advantages and disadvantages of the various vectors and approaches used as well as propose ways in which they could be improved.
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spelling doaj.art-ce7af3cafc47429b8184ac9106302c512022-12-22T00:53:36ZengMDPI AGViruses1999-49152014-09-01693612364210.3390/v6093612v6093612Retroviral Vectors for Analysis of Viral Mutagenesis and RecombinationJonathan M.O. Rawson0Louis M. Mansky1Institute for Molecular Virology, University of Minnesota, Moos Tower 18-242, 515 Delaware St SE, Minneapolis, MN 55455, USAInstitute for Molecular Virology, University of Minnesota, Moos Tower 18-242, 515 Delaware St SE, Minneapolis, MN 55455, USARetrovirus population diversity within infected hosts is commonly high due in part to elevated rates of replication, mutation, and recombination. This high genetic diversity often complicates the development of effective diagnostics, vaccines, and antiviral drugs. This review highlights the diverse vectors and approaches that have been used to examine mutation and recombination in retroviruses. Retroviral vectors for these purposes can broadly be divided into two categories: those that utilize reporter genes as mutation or recombination targets and those that utilize viral genes as targets of mutation or recombination. Reporter gene vectors greatly facilitate the detection, quantification, and characterization of mutants and/or recombinants, but may not fully recapitulate the patterns of mutagenesis or recombination observed in native viral gene sequences. In contrast, the detection of mutations or recombination events directly in viral genes is more biologically relevant but also typically more challenging and inefficient. We will highlight the advantages and disadvantages of the various vectors and approaches used as well as propose ways in which they could be improved.http://www.mdpi.com/1999-4915/6/9/3612retroviruslentivirusreverse transcriptionevolutionmutationrecombinationretroviral vector
spellingShingle Jonathan M.O. Rawson
Louis M. Mansky
Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination
Viruses
retrovirus
lentivirus
reverse transcription
evolution
mutation
recombination
retroviral vector
title Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination
title_full Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination
title_fullStr Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination
title_full_unstemmed Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination
title_short Retroviral Vectors for Analysis of Viral Mutagenesis and Recombination
title_sort retroviral vectors for analysis of viral mutagenesis and recombination
topic retrovirus
lentivirus
reverse transcription
evolution
mutation
recombination
retroviral vector
url http://www.mdpi.com/1999-4915/6/9/3612
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