
Keywords: CNS; central nervous system; INS-1; insulin secreting β-cell line originated from a rat insulinoma; GK rat; Goto-Kakizaki rat; NOD mouse; non-obese diabetic mouse; TKP; tryptophan/kynurenine pathway; Trp; tryptophan; KYN; kynurenine; 3HK; 3-OH-kynureni