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Table 1 Superinfection resistance in cells infected with GALV or A-MLV

From: The receptors for gibbon ape leukemia virus and amphotropic murine leukemia virus are not downregulated in productively infected cells

Cell lines Primary virus Challenge virus Infection by challenge virus (no. of blue foci)a
MDTF SLC20A1-HA Not infected GALV/βgal 2.1 × 106
   A-MLV/βgal 1.9 × 106
  GALV-GFP-C11D GALV/βgal 4.2 × 102
   A-MLV/βgal 1.6 × 106
  SEATO GALV/βgal 3.1 × 102
CHOK1 SLC20A2-HA Not infected A-MLV/βgal 3.4 × 106
  A-MLV-GFP A-MLV/βgal 5.3 × 102
  4070 A-MLV/βgal 3.9 × 102
MDBK SLC20A2-HA Not infected A-MLV/βgal 1.1 × 105
   GALV/βgal 3.6 × 105
  A-MLV-GFP A-MLV/βgal <10
   GALV/βgal 3.2 × 105
  1. aThe number of blue foci observed in cells in productively infected cells 48 hours after exposure retroviral vectors containing the lacZ gene (see Materials and Methods). This number represents the average titer obtained from two independent experiments.