Bat Conservation Society of Taipei 1 article published in JoVE Environment Standard Operating Procedure for Lyssavirus Surveillance of the Bat Population in Taiwan Wei-Cheng Hsu1, Chao-Lung Hsu2,3, Yang-Chang Tu1, Jen-Chieh Chang1, Kwok-Rong Tsai1, Fan Lee1, Shu-Chia Hu1 1Animal Health Research Institute, Council of Agriculture, Executive Yuan, 2Institute of Ecology and Evolutionary Biology, National Taiwan University, 3Bat Conservation Society of Taipei This protocol introduces a standard laboratory operating procedure for diagnostic testing of lyssavirus antigens in bats in Taiwan.