Effects of L-tryptophan and melatonin on the serum glucose level and antioxidant capacity in the hepatopancreas of Chinese mitten crab (Eriocheir sinensis)

• XU Minjie, 
• ZHANG Jiaxin, 
• HUANG Genyong, 
• ZHANG Cong, 
• CHENG Yongxu, 
• YANG Xiaozhen