* Corresponding authors

^a CAS Key Laboratory of Regenerative Biology, Joint School of Life Sciences, Guangzhou Medical University, Guangzhou 511436, China

^b Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, Guangzhou 510530, China

^c Mead Johnson Pediatric Nutrition Institute, Global R&D, Middenkampweg 2, Nijmegen, The Netherlands

^d School of Pharmaceutical Sciences, Jilin University, Changchun, Jilin, China

^e Mead Johnson Pediatric Nutrition Institute, Global R&D, 15th floor, East building of New Hualian Mansion, No. 755 Middle Huaihai Road, Shanghai 200020, China

^f Central Laboratory of the First Affiliated Hospital of Jinan University, Guangzhou 510630, China
E-mail: nietaoly@gmail.com
Fax: +86-020-32015297
Tel: +86-020-32015297

^g CAS Key Laboratory of Regenerative Biology, Joint School of Life Sciences, Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, Guangzhou 510530, China

^h Guangzhou Medical University, Guangzhou 511436, China
E-mail: wu_donghai@gibh.ac.cn
Fax: +86-020-32015250
Tel: +86-020-32015250