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    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.
    Pathophysiology of diabetic foot ulcers — Stock Photo
    Pathophysiology of diabetic foot ulcers
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration.
    Used surgical swab — Stock Photo
    Used surgical swab
    3d illustration of red blood cells erythrocytes. — Stock Photo
    3d illustration of red blood cells erythrocytes.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Red blood cells — Stock Photo
    Red blood cells
    Activated platelet from peripheral blood — Stock Photo
    Activated platelet from peripheral blood
    Digital illustration of cross-section of blood vessel with acute lymphoblastic leukaemia showing abundant lymphoblasts. — Stock Photo
    Digital illustration of cross-section of blood vessel with acute lymphoblastic leukaemia showing abundant lymphoblasts.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    3d illustration of blood cells and Plasmodium parasites causing malaria. — Stock Photo
    3d illustration of blood cells and Plasmodium parasites causing malaria.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Lymph node in tuberculosis — Stock Photo
    Lymph node in tuberculosis
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Human red blood cells — Stock Photo
    Human red blood cells
    Neutrophil white blood cell in blood, digital artwork. — Stock Photo
    Neutrophil white blood cell in blood, digital artwork.
    Lymphocytes white blood cells, digital illustration. — Stock Photo
    Lymphocytes white blood cells, digital illustration.
    Human red blood cells trapped in a fibrin blood clot, coloured scanning electron micrograph (SEM). — Stock Photo
    Human red blood cells trapped in a fibrin blood clot, coloured scanning electron micrograph (SEM).
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Macrophage foam cells containing lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells containing lipid droplets, digital illustration.
    Platelets in blood vessel — Stock Photo
    Platelets in blood vessel
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Red blood cells, abstract digital illustration. — Stock Photo
    Red blood cells, abstract digital illustration.
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    3d rendering of a virus — Stock Photo
    3d rendering of a virus
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    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.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in blood vessel, digital illustration. — Stock Photo
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in blood vessel, 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.
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Cancer cells with blood vessel formation — Stock Photo
    Cancer cells with blood vessel formation
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    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.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, 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.
    Red blood cells — Stock Photo
    Red blood cells
    3d illustration of blood cells and Plasmodium parasites causing malaria. — Stock Photo
    3d illustration of blood cells and Plasmodium parasites causing malaria.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Macrophage foam cells with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells with lipid droplets, digital illustration.
    Eosinophil white blood cells in blood vessel, digital illustration showing lobed nuclei. — Stock Photo
    Eosinophil white blood cells in blood vessel, digital illustration showing lobed nuclei.
    Macrophage foam cells with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells with lipid droplets, digital illustration.
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    HIV virus particles — Stock Photo
    HIV virus particles
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Antibodies attacking virus particles, computer illustration. — Stock Photo
    Antibodies attacking virus particles, computer illustration.
    Insulin binding to insulin receptor — Stock Photo
    Insulin binding to insulin receptor
    Neutrophil is a granulocyte, a part of the innate immune system. — Stock Photo
    Neutrophil is a granulocyte, a part of the innate immune system.
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration.
    Human papillomavirus particles in the bloodstream — Stock Photo
    Human papillomavirus particles in the bloodstream