IL17A and infectious disease: 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.