This is known as the bystander effect.

这就是著名的旁观者效应。

The system had considerable bystander effect.

该体系旁观者效应明显。

Since the original experiments, many studies have explored the bystander effect.

从原始的实验开展以来，许多研究探索了这个旁观者效应。

AIM: To investigate the mechanism of bystander effect caused by TRAIL gene.

目的：研究TRAIL基因抗肿瘤作用旁观者效应的发生机制。

Objective To study the role of bystander effect in the cytocidal activity of TK/GCV against tumor cells.

目的 研究旁观者效应在TK/GCV系统杀灭肿瘤细胞中的作用。