1. Henan Key Laboratory of Medical Tissue Regeneration; Stem Cells & Biotherapy Engineering Research Center of Henan; College of Life Science and Technology; Xinxiang Medical University; Xinxiang China
2. Deutsches Rheuma-Forschungszentrum, a Leibniz Institute; Berlin Germany
3. Institute of Anatomy I; Jena University Hospital; University of Jena School of Medicine; Jena Germany