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    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Active CAR T-cells cancer immunotherapy, medical illustration. — Stock Photo
    Active CAR T-cells cancer immunotherapy, medical illustration.
    Illustration of CAR DNA modified T-cell immunotherapy process for cancer treatment. — Stock Photo
    Illustration of CAR DNA modified T-cell immunotherapy process for cancer treatment.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Antibodies attacking cancer cell, computer illustration — Stock Photo
    Antibodies attacking cancer cell, computer illustration
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Colored scanning electron micrograph of protective dendritic cell of immune system. — Stock Photo
    Colored scanning electron micrograph of protective dendritic cell of immune system.
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer — Stock Photo
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center) — Stock Photo
    Illustration of antibodies (purple) responding to an infection with the SARS-CoV-2 coronavirus (center)
    White blood cells, digital illustration. — Stock Photo
    White blood cells, digital illustration.
    Antibody, or immunoglobulin molecules — Stock Photo
    Antibody, or immunoglobulin molecules
    Immune system T-lymphocytes cells binding antigen, digital illustration. — Stock Photo
    Immune system T-lymphocytes cells binding antigen, digital illustration.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Basophil white blood cell, digital illustration. — Stock Photo
    Basophil white blood cell, digital illustration.
    Female doctor measuring with calipers allergic reaction during skin prick test. — Stock Photo
    Female doctor measuring with calipers allergic reaction during skin prick test.
    Lymphocyte white blood cells in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cells in human lymphatic system, digital illustration.
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Illustration of a dendritic cell, a type of white blood cell that is a component of the body's immune system — Stock Photo
    Illustration of a dendritic cell, a type of white blood cell that is a component of the body's immune system
    Programmed cell death in immune system, illustration. — Stock Photo
    Programmed cell death in immune system, illustration.
    Illustration of person being vaccinated against Covid-19. injection has stimulated production of different antibodies against proteins on SARS-CoV-2 virus causes Covid-19 — Stock Photo
    Illustration of person being vaccinated against Covid-19. injection has stimulated production of different antibodies against proteins on SARS-CoV-2 virus causes Covid-19
    Illustration of an antibody, or immunoglobulin. This y-shaped molecule has two arms that can bind to specific antigens, for instance viral or bacterial proteins. In doing this they mark the antigen for destruction by phagocytes, white blood cells tha — Stock Photo
    Illustration of an antibody, or immunoglobulin. This y-shaped molecule has two arms that can bind to specific antigens, for instance viral or bacterial proteins. In doing this they mark the antigen for destruction by phagocytes, white blood cells tha
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Structure and shape of basophil — Stock Photo
    Structure and shape of basophil
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Coloured scanning electron micrograph of human red blood cells, white blood cells and platelets. — Stock Photo
    Coloured scanning electron micrograph of human red blood cells, white blood cells and platelets.
    Illustration of dendritic cell interacting with T-cells on black background. — Stock Photo
    Illustration of dendritic cell interacting with T-cells on black background.
    Dendritic cell, computer illustration. A dendritic cell is a type of white blood cell. It is an antigen-presenting cell (APC), which presents antigens to T lymphocytes. — Stock Photo
    Dendritic cell, computer illustration. A dendritic cell is a type of white blood cell. It is an antigen-presenting cell (APC), which presents antigens to T lymphocytes.
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response. — Stock Photo
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    White blood cells, digital illustration. — Stock Photo
    White blood cells, digital illustration.
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells. — Stock Photo
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells.
    Cytotoxic T-cells capturing cancer cells, digital illustration. — Stock Photo
    Cytotoxic T-cells capturing cancer cells, digital illustration.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    White blood cell structure — Stock Photo
    White blood cell structure
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Antibodies attacking cancer cell, computer illustration — Stock Photo
    Antibodies attacking cancer cell, computer illustration
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.
    Hands of immunologist performing skin prick allergy testing on boy. — Stock Photo
    Hands of immunologist performing skin prick allergy testing on boy.
    Man in defensive pose, computer illustration — Stock Photo
    Man in defensive pose, computer illustration
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Illustration of antibodies (yellow and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red) — Stock Photo
    Illustration of antibodies (yellow and blue) responding to an infection with the new coronavirus SARS-CoV-2 (red)
    Digital molecular model of secondary structure of immunoglobulin G antibody. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibody.