Appel, Heiner In vitro observations of T cell responsiveness to recall antigens during tumor necrosis factor-alpha-blocking therapy in patients with ankylosing spondylitis. [electronic resource] - The Journal of rheumatology Nov 2007 - 2264-70 p. digital Publication Type: Journal Article ISSN: 0315-162X Subjects--Topical Terms: AdalimumabAdultAntibodies, Monoclonal--therapeutic useAntibodies, Monoclonal, HumanizedAntigens, BacterialAntigens, ViralCase-Control StudiesCytomegalovirus--immunologyEnterotoxins--immunologyHumansIn Vitro TechniquesInfliximabMiddle AgedMycobacterium tuberculosis--immunologySpondylitis, Ankylosing--immunologyT-Lymphocytes--immunologyTumor Necrosis Factor-alpha--antagonists & inhibitors