title: Modulation of interleukin 2 activity by lymphocyte-derived tetrahydrobiopterin.
mesh_terms: D000818:Animals; D001708:Biopterins / Q000031:analogs & derivatives / Q000494:pharmacology*; D004247:DNA / Q000096:biosynthesis; D006801:Humans; D007376:Interleukin-2 / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D008214:Lymphocytes / Q000187:drug effects; D051379:Mice; D011621:Pteridines / Q000494:pharmacology*; D013601:T-Lymphocytes / Q000187:drug effects
chemical_list: D007376:Interleukin-2; D011621:Pteridines; D001708:Biopterins; D004247:DNA; C003402:sapropterin