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    Normal red blood cells — Stock Photo
    Normal red blood cells
    3d illustration of red blood cells disintegrating. — Stock Photo
    3d illustration of red blood cells disintegrating.
    Cancer cells and blood vessels — Stock Photo
    Cancer cells and blood vessels
    Illustration of blue liquid injected into bloodstream with syringe seen from inside with blood and green virus cells. — Stock Photo
    Illustration of blue liquid injected into bloodstream with syringe seen from inside with blood and green virus cells.
    Donor blood in blood bags, close-up. — Stock Photo
    Donor blood in blood bags, close-up.
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Illustration of red blood cells affected by sickle cell anaemia with crescent-shaped cells. — Stock Photo
    Illustration of red blood cells affected by sickle cell anaemia with crescent-shaped cells.
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    Neutrophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cell and red blood cells, digital illustration.
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia. — Stock Photo
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia.
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    3d illustration of virus particles with receptors on red background. — Stock Photo
    3d illustration of virus particles with receptors on red background.
    Virus in human blood, computer illustration. — Stock Photo
    Virus in human blood, computer illustration.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    Dendritic cells, illustration. Dendritic cells are a component of the body's immune system. The cell gets it name from the long membrane extensions off the cell body, which look like the dendrites of a nerve cell — Stock Photo
    Dendritic cells, illustration. Dendritic cells are a component of the body's immune system. The cell gets it name from the long membrane extensions off the cell body, which look like the dendrites of a nerve cell
    3d illustration of blood cells and Plasmodium parasites causing malaria. — Stock Photo
    3d illustration of blood cells and Plasmodium parasites causing malaria.
    3d illustration of white blood cells leukocytes secreting antibodies in human body. — Stock Photo
    3d illustration of white blood cells leukocytes secreting antibodies in human body.
    Macrophage foam cells with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells with lipid droplets, digital illustration.
    Neutrophil in human blood, computer illustration. — Stock Photo
    Neutrophil in human blood, computer illustration.
    Cells trapped in fibrin protein mesh — Stock Photo
    Cells trapped in fibrin protein mesh
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    Immune system T-lymphocytes cells binding antigen, digital illustration. — Stock Photo
    Immune system T-lymphocytes cells binding antigen, digital illustration.
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Round red cells on plain background, digital illustration. — Stock Photo
    Round red cells on plain background, digital illustration.
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Digital illustration of immunoglobulin in blood. — Stock Photo
    Digital illustration of immunoglobulin in blood.
    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.
    Appendix showing appendicitis — Stock Photo
    Appendix showing appendicitis
    Basophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Basophil white blood cell and red blood cells, digital illustration.
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration. — Stock Photo
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration.
    White blood cells with red blood cells, computer illustration. — Stock Photo
    White blood cells with red blood cells, computer illustration.
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    3d illustration of lymphocytes attacking cancer cells in human body. — Stock Photo
    3d illustration of lymphocytes attacking cancer cells in human body.
    Activated blood cell fragments platelets, coloured scanning electron micrograph. — Stock Photo
    Activated blood cell fragments platelets, coloured scanning electron micrograph.
    Heart capillary with red blood cell between muscle fibres, colored scanning electron micrograph. — Stock Photo
    Heart capillary with red blood cell between muscle fibres, colored scanning electron micrograph.
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept. — Stock Photo
    Digital illustration showing destruction of lymphoblast cells, acute lymphoblastic leukaemia treatment concept.
    Light micrograph showing the abnormal alterations of liver cells and tissues. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph showing the abnormal alterations of liver cells and tissues. Haematoxylin and eosin stain.
    White blood cells, digital illustration. — Stock Photo
    White blood cells, digital illustration.
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Red blood cells aggregated — Stock Photo
    Red blood cells aggregated
    Antibody blocking programmed cell death, illustration. — Stock Photo
    Antibody blocking programmed cell death, illustration.
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red).
    Red blood cells — Stock Photo
    Red blood cells
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration.
    Digital illustration of abnormal white blood cells B-lymphocytes while hairy cell leukaemia. — Stock Photo
    Digital illustration of abnormal white blood cells B-lymphocytes while hairy cell leukaemia.
    Colored illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Colored illustration of cancer cell being attacked by white blood cells.
    Red blood cells and leukocytes in cross-section of blood vessel, digital illustration. — Stock Photo
    Red blood cells and leukocytes in cross-section of blood vessel, digital illustration.
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Digital illustration of abnormal blood cells infected by hairy cell leukemia. — Stock Photo
    Digital illustration of abnormal blood cells infected by hairy cell leukemia.
    Normal red blood cells — Stock Photo
    Normal red blood cells