Progress in research on peritrophic membrane of insect.
Author of the article:XIANG Jing-Bo,LIU Hui-Xia,WU Wen-Jun
Author's Workplace:(Institute of Pesticide, Northwest Sci-Tech University of Agricultural and Fo restry, Yangling, Shannxi 712100, China)
Key Words:insect; peritrophic membrane; midgut; permeability
Abstract:The gut of most insects is lined with a semi-permeable peritrophic membrane (PM ) ,composed of chintin and proteins.A PM occurs in two forms according to the mo d es of development. PM Ⅰ is delaminated from the entire midgut epithellium, PM Ⅱ is produce