Enhancement of DNA-mediated gene transfer by high-Mr carrier DNA in synchronized CV-1 cells

A J Strain, W A Wallace, A H Wyllie

Research output: Contribution to journalArticlepeer-review

Abstract / Description of output

Synchronized CV-1 cells were transfected with SV40 (simian virus 40) DNA-calcium phosphate co-precipitates. In the presence of carrier DNA, the transfection efficiency of SV40 DNA was decreased 5-fold in S-phase cells and was increased 4-fold in preparations of mitotically enriched cells as compared with asynchronous controls. No difference was observed when carrier DNA was omitted, when cells had progressed through S-phase and into G2-phase, or when the infectivity of cells to intact SV40 virus was tested. These results highlight the importance of cell-cycle-dependent factors on DNA-mediated gene transfer.

Original languageEnglish
Pages (from-to)529-33
Number of pages5
JournalBiochemical Journal
Volume225
Issue number2
Publication statusPublished - 15 Jan 1985

Keywords / Materials (for Non-textual outputs)

  • Animals
  • Cell Cycle
  • Cell Line
  • DNA
  • DNA, Viral
  • Hydroxyurea
  • Mitosis
  • Rats
  • Simian virus 40
  • Transfection

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