..., including (a) variation in water intake and excretion, (b) rate of diuresis, (c) exercise, (d) recumbency, and...protein:creatinine ratio was 38.6%, whereas that of the protein excretion was 96.5%. Koopman et al. (14 ) had...
In contrast, nicotinamide is methylated prior to excretion and does not draw upon the glycine pool. 相較之下，尼古丁在排出之前已被甲基化，並不是利用氨基乙酸pool取出(pool在這篇文章應該有他的主要涵義，無法直接翻譯 )。
... tubules are the insects' main organ of excretion and osmoregulation, helping them to maintain water and electrolyte balance...