Infection of tumor cells with conditionally replicating adenovirus results in tumor-specific replication,subsequent oncolysis and release of the virus progeny.

增型腺病毒能在肿瘤细中复制并裂解肿瘤细,释放出的子代病毒再感染邻近肿瘤细直至灭肿瘤,却不影响正常细的功能。