题目：淋巴细胞再循环和白细胞迁移中的路径信号： ……
Traffic signals for lymphocyte recirculation and leukocyte emigration: the multistep …
指出在厌氧条件下应用同型发酵乳酸细菌，采用原位产物分离技术和细胞再循环发酵通常会提高乳酸的产量；
Several factors affecting the fermentative LA production with lactic acid bacteria (LAB) were discussed, including microorganism, nutrient substrate, end-product inhibition, and oxygen.
从人体的表皮细胞，营养物质进入血管，骨骼和器官然后再循环，以此在治疗，增进和加强身体的健康方面起到它的重要作用。
From the skin cells, the nutrient enters the bloodstream and circulates to bones and organs, doing its important work of healing, building and fortifying.
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