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    Illustration of a blood clot in damaged blood vessel made of red blood cells, platelets and fibrin protein strands. — Stock Photo
    Illustration of a blood clot in damaged blood vessel made of red blood cells, platelets and fibrin protein strands.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    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.
    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.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Illustration of platelets fixing wound with erythrocytes blood flow. — Stock Photo
    Illustration of platelets fixing wound with erythrocytes blood flow.
    Nanomachines working on red blood cells, digital illustration. — Stock Photo
    Nanomachines working on 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.
    Red blood cells in sickle cell anaemia — Stock Photo
    Red blood cells in sickle cell anaemia
    Nanoparticles in blood — Stock Photo
    Nanoparticles in blood
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    HIV virus particles — Stock Photo
    HIV virus particles
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Red blood cells — Stock Photo
    Red blood cells
    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, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Neutrophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cell and red blood cells, digital illustration.
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red).
    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.
    Red blood cells in the bloodstream — Stock Photo
    Red blood cells in the bloodstream
    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).
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Brown Adenovirus particles, colored digital 3d illustration. — Stock Photo
    Brown Adenovirus particles, colored digital 3d illustration.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Illustration of lipid blood clot in circulatory system. — Stock Photo
    Illustration of lipid blood clot in circulatory system.
    Narrowed blood vessel, computer illustration. — Stock Photo
    Narrowed blood vessel, computer illustration.
    Entamoeba histolytica engulfing red blood cells — Stock Photo
    Entamoeba histolytica engulfing red blood cells
    Bacteria and viruses in human artery, digital illustration. — Stock Photo
    Bacteria and viruses in human artery, digital illustration.
    Crenated red blood cells — Stock Photo
    Crenated red blood cells
    Red blood cells — Stock Photo
    Red blood cells
    Medical nanorobot in human blood vessel, panoramic digital illustration. — Stock Photo
    Medical nanorobot in human blood vessel, panoramic digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Red blood cells, abstract digital illustration. — Stock Photo
    Red blood cells, abstract 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
    Erythrocytes red blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes red blood cells in human 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.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Blood vessel with blood cells — Stock Photo
    Blood vessel with blood cells
    Red blood cells in bloodstream — Stock Photo
    Red blood cells in bloodstream
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Medical illustration of blood clotting process inside artery — Stock Photo
    Medical illustration of blood clotting process inside artery
    Digital illustration of trypanosome parasite in blood causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasite in blood causing Chagas disease.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells