英语语法分析

The infection efficiency of adenovirus is determined by the levels of CAR and integrin on cancer cells.

肿瘤细胞表面CAR和整合素的表达水平决定了腺病毒对肿瘤细胞的感染效率。

Conclusion: the infection efficiency of adenovirus is determined by the levels of CAR and integrin on cancer cells.

结论：肿瘤细胞表面CAR和整合素的表达水平决定了腺病毒对肿瘤细胞的感染效率。

Objective Investigation of the effect of integrin on fibroblasts from scleroderma in the production of procollagen.

目的研究硬皮病成纤维细胞整合素表达对成纤维细胞合成原胶原的影响。