Arginine accumulates extensively in some plants as a soluble amino acid. 在某些植物中，精氨酸以可溶性氨基酸大量积累。
L-Arginine is a conditionally essential basic amino acid primarily involved in urea metabolism and excretion as well as DNA synthesis. 精氨酸是一种基础氨基酸，有助于尿素的新陈代谢和排泄。
