Ключевые слова: active, antibodies, autoimmunity, biology, blood, body, bone, cell, cells, cellular, color, complement, defense, digestive, disease, fibroblast, function, health, healthcare, human, hypersensitivity, icon, illustration, immune, immunity, immunodeficiencies, innate, item, line, lungs, lymphatic, macrophage, marrow, medical, microbiology, organ, passive, plasma, service, sign, skin, spleen, symbol, system, thymus, tract, treat, white,