Natural Endogenous Human Matriptase and Prostasin Undergo Zymogen Activation via Independent Mechanisms in an Uncoupled Manner. oleh Hui Chen Su, Yan A Liang, Ying-Jung J Lai, Yi-Lin Chiu, Robert B Barndt, Frank Shiao, Hsiang-Hua D Chang, Dajun D Lu, Nanxi Huang, Chun-Che Tseng, Jehng-Kang Wang, Ming-Shyue Lee, Michael D Johnson, Shih-Ming Huang, Chen-Yong Lin