when spleen cells were obtained 7 days after infection , the coxsackievirus-immune population was not cytotoxic for vaccinia-infected fibroblasts , and the vaccinia-immune population was not cytotoxic for coxsackievirus-infected targets , although each immune cell preparation caused significant lysis of fibroblasts infected with the homologous virus .
C0007634
cells
C0016030
fibroblasts