1. Involvement of Kynurenine Pathway in Hepatocellular Carcinoma
   Shivani Krishnamurthy et al, 2021, Cancers CrossRef
2. Advances in kynurenine analysis
   K. Mrštná et al, 2023, Clinica Chimica Acta CrossRef
3. Indoleamine 2,3-dioxygenase 1 signaling orchestrates immune tolerance in Echinococcus multilocularis-infected mice
   Ru Meng et al, 2022, Frontiers in Immunology CrossRef
4. PD-L1 is Fascinating but IDO Needs Attention in Non-HCV and Non-HBV-Associated Hepatocellular Carcinoma Patients
   Kashif Asghar et al, 2023, Journal of Hepatocellular Carcinoma CrossRef