自然杀伤细胞是一类与T细胞和B细胞不同的淋巴细胞，可在未被致敏的情况下破坏外来细胞(如肿瘤细胞)。
Natural killer cells, which are a class of lymphocyte distinct from t cells and B cells, destroy foreign cells (eg, neoplastic cells) even without prior sensitization.
该病毒破坏多种淋巴细胞，致使身体免疫应答抑制。
The virus destroys a subgroup of lymphocytes, resulting in suppression of the body's immune response.
病理学表现提示：隐窝上皮细胞凋亡、缺失，隐窝结构破坏，上皮和黏膜固有层不同程度的淋巴细胞浸润。
Pathological findings included crypt epithelial cell apoptosis and dropout, crypt destruction and variable lymphocytic infiltration of epithelium and lamina propria.
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