KEGG: Pancreatic secretion, Vibrio cholera infection, salivary secretion Reactome: Cation-coupled chloride cotransporters GAD: Schizophrenia, tobacco use disorder, body weights and measures, celiac disease, myocardial infarction, brain imaging in schizophrenia (interaction), carcinoid tumor, hearing loss noise-induced GAD class: Chemdependency, psych, other, neurological, metabolic, cancer, cardiovascular, immune. Here, GAD1 is linked to carcinoid tumor.