Long, Ying Pepsin is a positive regulator of Ac-cathB-2 involved in the rat gut penetration of Angiostrongylus cantonensis. [electronic resource] - Parasites & vectors 05 2016 - 286 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1756-3305 Standard No.: 10.1186/s13071-016-1568-4 doi Subjects--Topical Terms: Angiostrongylus cantonensis--enzymologyAnimalsCathepsin B--metabolismFemaleHelminth Proteins--metabolismIntestine, Small--parasitologyLarvaLife Cycle StagesMalePepsin A--metabolismRatsRecombinant ProteinsStrongylida Infections--parasitology