abnormal dendritic cell physiology, abnormal effector T cell morphology, abnormal follicular dendritic cell antigen presentation, abnormal follicular dendritic cell physiology, abnormal gut-associated lymphoid tissue morphology, abnormal intraepithelial T cell number, abnormal macrophage physiology, abnormal myeloid dendritic cell morphology, abnormal peritoneal macrophage morphology, decreased CD4-positive, alpha beta T cell number, decreased IgG3 level, decreased Peyer's patch number, decreased interleukin-10 secretion, decreased interleukin-12 secretion, decreased interleukin-4 secretion, decreased interleukin-5 secretion, decreased macrophage cytokine production, decreased macrophage nitric oxide production, decreased susceptibility to bacterial infection, decreased susceptibility to experimental autoimmune encephalomyelitis, decreased susceptibility to type I hypersensitivity reaction, decreased tumor necrosis factor secretion, impaired eosinophil recruitment, increased B-1 B cell number, increased T cell proliferation, increased activated T cell number, increased double-positive T cell number, increased interferon-gamma secretion, increased susceptibility to Riboviria infection, no abnormal phenotype detected