HNSCC cell secrete immunoregulatory cytokines IL-2, IL-4, IL-6 These IL effect growth inhibition directly or indirectly E.g. Local treatment with IL-2 given transmural injection in recurrent HNSCC: positive response IL-2
HNSCC cell secrete immunoregulatory cytokines IL-2, IL-4, IL-6 These IL effect growth inhibition directly or indirectly E.g. Local treatment with IL-2 given transmural injection in recurrent HNSCC: positive response IL-2