Macrophage and T Lymphocyte by NIAID are licensed under CC BY 2.0.
"Principles, mechanisms, and techniques of humoral and cellular aspects of the immune response. Immediate and delayed hypersensitivity, tissue transplantation, tumor immunology, and immunodeficient states in humans."
Foci: autoimmune diseases; immuno deficiencies; bacterial, viral, and parasitic infections; vaccines; tumor immunology; hypersensitivities and allergies.