inherited blindness. In response to the rapid and broad demand in the market, TFBS Bioscience Inc. provides service of manufacturing adeno-associated virus (AAV), lentivirus (LV) and retrovirus (RV) for the use of research/pre-clinical or clinical studies (GMP-compliant, up to phase II) in our new facility. We also offer a one-stop-shop service including comprehensive QC testing for viral vector and related biological safety testing.