All animals showed anorexia and activity reduction, their liver function‐related indicators (Amm, ALT, AST, alkaline phosphatase (ALP), TBIL, and direct bilirubin (DBIL)) began to increase, blood GLU began to decline, and coagulation function (PT, activated partial thromboplastin time (APTT), and fibrinogen (Fib) began to deteriorate after 12 h of D‐gal administration, but there was no significant difference between groups. The gene discussed is FBL; the disease is Anorexia.