Affiliation: | Department of Cell Biology, College of Basic Medical Sciences, Dalian Medical University, Dalian 116044 PR China ; Department of Human Histology and Embryology, College of Basic Medical Sciences, Dalian Medical University, Dalian 116044 PR China.; Laboratory of Medical Function, College of Basic Medical Sciences, Dalian Medical University, Dalian 116044 PR China ; Morphological Laboratory, College of Basic Medical Sciences, Dalian Medical University, Dalian 116044 PR China |