Mapping of a mouse mammary tumor virus integration site by retroviral LTR - Arbitrary polymerase chain reaction

Claus Casper, Christine Leib-Mösch, Brian Salmons, Walter H. Günzburg, Gaby Baumann, Heinz Höfler, Volker Erfle, Michael J. Atkinson

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

The de novo integration of retroviral genomes within the mammalian genome is believed to contribute to the tumorigenic process. Integration may result in the disruption or inappropriate transcription of key regulatory genes. We describe the application of an arbitrarily primed PCR method for the mapping and cloning of genomic integration sites of the mouse mammary tumor virus (MMTV). We have amplified DNA sequences between a selected retroviral MMTV-LTR and random sites in the 3' flanking DNA. Using this technique we were able to visualize several proviral integration sites present in a MMTV-induced mammary tumor derived cell line that were absent from the germ line. Cloning and sequencing of the PCR product corresponding to one site established its identification as an unique 3' flanking sequence. Copyright (C) 1998 Elsevier Science B.V.

Original languageEnglish
Pages (from-to)207-215
Number of pages9
JournalVirus Research
Volume54
Issue number2
DOIs
StatePublished - Apr 1998
Externally publishedYes

Keywords

  • Insertional mutagenesis
  • Mouse mammary tumor virus
  • Polymerase chain reaction
  • Retroviral LTR arbitrarily primed PCR (RELAP-PCR)
  • Retroviral integration site

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