any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis
双语例句
Some extracellular proenzymes may be activated by secreted lysosomal proteinases. 有些细胞外酶原能被分泌的溶酶体蛋白酶所激活。
Alternatively, there may be inadequate clearance of neutrophils by macrophage apoptosis and the release of neutrophil proteinases during necrotic neutrophil cell death. 无论是哪个，巨噬细胞凋亡对中性粒细胞的清除并不充分，中性粒细胞坏死过程还是有蛋白酶的释放。
