On Mar 25, 2020, a scheme for the human cell landscape , constructed jointly by several research institutions including the School of Basic Medical Sciences and the First and Second Affiliated Hospitals of Zhejiang University, was published online in Nature. To allow public access to the data resource, the research team built a human cell landscape database ( http://bis.zju.edu.cn/HCL/ ), with a mirror site on CNGBdb ( https://db.cngb.org/HCL/ )。