Immunoengineering may increase longevity.
D000375:Aging; D000818:Animals; D001831:Body Temperature; D002149:Energy Intake; D006084:Graft Rejection; D006801:Humans; D007109:Immunity; D008214:Lymphocytes / Q000276:immunology; D051379:Mice; D008810:Mice, Inbred C57BL; D008934:Mitogens; D011488:Protein Deficiency / Q000276:immunology; D014364:Tryptophan / Q000172:deficiency
D008934:Mitogens; D014364:Tryptophan