Table 1.

Infection and neutralization of infection of various cell lines with MMTV-EGFP viruses produced in 293MMTV, CGRES6, and NMTV13 cells and infection with MMTVmut-EGFP recombinant virus

Target cellsTiter (GFU/mL) *
293MMTV293MMTV + Anti-MMTV 293 MMTVmut-EGFPCGRES6CGRES6 + Anti-MMTV NMTV13
293150<1<1300<1220
HeLa500<1<1400<1120
NMuMG1,500<1<11,000<1220
CrFK2,500<1<11,800<11,100
  • NOTE: Representative titers of at least two independent experiments for all infections are shown.

  • * Green fluorescent units/mL.

  • Neutralization with goat anti-MMTV polyclonal serum.