Role of retinoic acid signaling in the proliferation and differentiation of medaka (Oryzias latipes) spermatogonial stem cells in vitro

• WANG Yuan, 
• LI Mingyou, 
• BAI Xiaoming, 
• QU Ximei, 
• LUO Yubing, 
• WANG Deshou, 
• WEI Jing