Tsai, along with Hsieh Feng-chou, chairman of NTU Hospital's Department of Obstetrics and Gynecology, and internist Ho Yi-lun, have worked together for several years, using genetically modified fish as a model for studying human heart and eye disorders.
蔡懷楨與台大婦產科主任謝豐舟、內科部醫師何奕倫合作多年，以基因轉殖魚為模式，研究人類心臟和眼睛疾病。