Through neuroinflammation signaling pathway, osteoarthritis pathway, glucocorticoid receptor signaling, ILK signaling, IL-17 signaling and HIF1α signaling (Fig. 8C) etc. GABA might participate in inflammatory response, organismal injury and abnormalities, cancer, infectious diseases, skeletal and muscular disorders, neurological disease (Fig. 8E) etc. Here, IL17A is linked to nervous system disorder.