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    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Red blood cells — Stock Photo
    Red blood cells
    White blood cell and proteins, digital illustration. — Stock Photo
    White blood cell and proteins, digital illustration.
    Erythrocytes or red blood cells — Stock Photo
    Erythrocytes or red blood cells
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Sickle cell anemia — Stock Photo
    Sickle cell anemia
    Molecules of insulin circulating in the blood stream — Stock Photo
    Molecules of insulin circulating in the blood stream
    Human white blood cell — Stock Photo
    Human white blood cell
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Lymphocyte white blood cell in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cell in human lymphatic system, digital illustration.
    White blood cell and proteins, digital illustration. — Stock Photo
    White blood cell and proteins, digital illustration.
    White blood cell, digital illustration. — Stock Photo
    White blood cell, digital illustration.
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Activated platelets in blood vessel — Stock Photo
    Activated platelets in blood vessel
    Human red blood cells — Stock Photo
    Human red blood cells
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue).
    Red and white blood cells — Stock Photo
    Red and white blood cells
    Atherosclerosis harming blood vessel — Stock Photo
    Atherosclerosis harming blood vessel
    Activated platelets in blood vessel — Stock Photo
    Activated platelets in blood vessel
    Red blood cells in a blood vessel — Stock Photo
    Red blood cells in a blood vessel
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Activated blood cell fragments platelets, coloured scanning electron micrograph. — Stock Photo
    Activated blood cell fragments platelets, coloured scanning electron micrograph.
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Erythrocyte red blood cell, digital illustration. — Stock Photo
    Erythrocyte red blood cell, digital illustration.
    Eosinophil white blood cell, digital illustration. — Stock Photo
    Eosinophil white blood cell, digital illustration.
    Non-activated blood cell fragments platelets, coloured scanning electron micrograph. — Stock Photo
    Non-activated blood cell fragments platelets, coloured scanning electron micrograph.
    Lymphocyte white blood cell in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cell in human lymphatic system, digital illustration.
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Macrophage foam cell with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cell with lipid droplets, digital illustration.
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Healthy artery anatomy — Stock Photo
    Healthy artery anatomy
    Normal White blood cell — Stock Photo
    Normal White blood cell
    Lymphocyte white blood cell, digital illustration. — Stock Photo
    Lymphocyte white blood cell, digital illustration.
    Pathological anatomy of atherosclerosis — Stock Photo
    Pathological anatomy of atherosclerosis
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Red blood cells in an artery — Stock Photo
    Red blood cells in an artery
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil blood cell. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil blood cell.
    Immune response to cancer — Stock Photo
    Immune response to cancer
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    White blood cell, digital illustration. — Stock Photo
    White blood cell, digital illustration.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Human blood cells — Stock Photo
    Human blood cells
    Red blood cells — Stock Photo
    Red blood cells
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Lymphocyte cell structure and shape — Stock Photo
    Lymphocyte cell structure and shape
    Monocyte white blood cell, digital illustration. — Stock Photo
    Monocyte white blood cell, digital illustration.
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Red blood cells — Stock Photo
    Red blood cells
    Normal human arteries, — Stock Photo
    Normal human arteries,
    Red blood cells — Stock Photo
    Red blood cells
    Macrophage foam cell containing lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cell containing lipid droplets, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells