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368 results

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    White blood cell — Stock Photo
    White blood cell
    Human immunodeficiency virus structure — Stock Photo
    Human immunodeficiency virus structure
    3d illustration of lymphocytes attacking cancer cells in human body. — Stock Photo
    3d illustration of lymphocytes attacking cancer cells in human body.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration.
    Lymphocyte white blood cell in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cell in human lymphatic system, digital illustration.