英语语法分析

Extrarenal volume depletion is a possible reason for low blood pressure, high aldosterone excretion, and potassium loss.

肾外血容量减少是低血压、高醛固酮排泄、血钾丢失的一个可能原因。

Results: the results show that AQP2 is restricted in the renal collecting duct. There is no expression in the extrarenal tissues.

结果：表明AQP2仅在大鼠集合管表达，肾脏其它部位无表达，其它组织器官亦无表达。

Selective targeting of drugs to kidneys may enable an increased renal effectiveness combined with a reduction of extrarenal toxicity.

将药物靶向到肾脏不仅能降低肾外毒性，而且能增加药物在肾脏的作用效果。