References: Gnerlich JL, Mitchem JB, Weir JS, Sankpal NV, Kashiwagi H, Belt BA, Herndon JM, Eberlein TJ, Goedegebuure P, Linehan DC. Induction of Th17 Cells in the Tumor Microenvironment Improves Survival in a Murine Model of Pancreatic Cancer. J Immunol. 2010 Aug 30. (ELISPOT, PubMed)