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    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Blood clot or thrombus — Stock Photo
    Blood clot or thrombus
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    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.
    Nanoparticles in blood — Stock Photo
    Nanoparticles in blood
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Close-up of pipetting samples into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting samples into microcentrifuge tubes.
    Cells trapped in fibrin protein mesh — Stock Photo
    Cells trapped in fibrin protein mesh
    Full anatomical heart model 3D illustration isolated on white background. — Stock Photo
    Full anatomical heart model 3D illustration isolated on white background.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Illustration of two bypasses in human heart. — Stock Photo
    Illustration of two bypasses in human heart.
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Platelets in human blood, computer illustration. — Stock Photo
    Platelets in human blood, computer 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.
    Red blood cells in the bloodstream — Stock Photo
    Red blood cells in the bloodstream
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre. — Stock Photo
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre.
    Blood cells, light micrograph. — Stock Photo
    Blood cells, light micrograph.
    Toxoplasma gondii in blood, digital illustration. — Stock Photo
    Toxoplasma gondii in blood, digital illustration.
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Grey human heart model on red background, computer illustration. — Stock Photo
    Grey human heart model on red background, computer illustration.
    Top view a tray with sanguine and green leaves on a wooden table — Stock Photo
    Top view a tray with sanguine and green leaves on a wooden table
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer 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.
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Red blood cells and white blood cells, digital illustration. — Stock Photo
    Red blood cells and white blood cells, 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 in a blood vessel — Stock Photo
    Red blood cells in a blood vessel
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Nudaurelia capensis omega virus particles — Stock Photo
    Nudaurelia capensis omega virus particles
    3d illustration of constricted and narrowed artery while arteriosclerosis. — Stock Photo
    3d illustration of constricted and narrowed artery while arteriosclerosis.
    3d illustration of red blood cells erythrocytes. — Stock Photo
    3d illustration of red blood cells erythrocytes.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Bacterial blood infection, digital illustration. — Stock Photo
    Bacterial blood infection, digital illustration.
    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.
    Close-up of beef ribs in processing machine — Stock Photo
    Close-up of beef ribs in processing machine
    Human cytomegalovirus particles in blood flow, digital illustration. — Stock Photo
    Human cytomegalovirus particles in blood flow, digital illustration.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Illustration of human blood cells in blood stream. — Stock Photo
    Illustration of human blood cells in blood stream.
    Illustration of human blood cells on white background. — Stock Photo
    Illustration of human blood cells on white background.
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer 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.
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets. — Stock Photo
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets.
    Colored scanning electron micrograph of red blood cells. — Stock Photo
    Colored scanning electron micrograph of red blood cells.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration.
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Illustration of three bypasses in human heart. — Stock Photo
    Illustration of three bypasses in human heart.