1. Department of Histology & Embryology Key Laboratory for Regenerative Medicine of the Ministry of Education Institute of Fetal‐Preterm Labor Medicine Medical College of Jinan University Guangzhou China
2. Division of Cell and Developmental Biology University of Dundee Dundee UK
3. Institute of Traditional Chinese Medicine and Natural Products Jinan University Guangzhou China
4. Key Laboratory for Regenerative Medicine of the Ministry of Education School of Biomedical Sciences Chinese University of Hong Kong Shatin Hong Kong