Mie University 1 article published in JoVE Biology Repeated Blood Collection for Blood Tests in Adult Zebrafish Liqing Zang1, Yasuhito Shimada2, Yuhei Nishimura2, Toshio Tanaka2, Norihiro Nishimura1 1Department of Translational Medical Science, Graduate School of Medicine, Mie University, 2Department of Molecular and Cellular Pharmacology, Pharmacogenomics, and Pharmacoinformatics, Graduate School of Medicine, Mie University Repeated blood sampling is necessary and important in animal research. We developed a novel, non-lethal and reliable method for repeated blood collection from adult zebrafish, and applied this method to the study of blood biochemistry, including glucose metabolism.