Effect of HIgR expression on the susceptibility of J1.1-2 cells to the indicated HSV-1 and HSV-2 strains. A gallery of representative micrographs of cells transfected with pcDNA3.1 vector alone (a), HIgR (b to d, f, and h), or HveA(HVEM) (e, g, and i) is shown. Infected cells were detected by immunostaining.