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    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    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.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Doctor separating donor blood in blood bags into component parts. — Stock Photo
    Doctor separating donor blood in blood bags into component parts.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital 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.
    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.
    Lymphocyte white blood cell in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cell in human lymphatic system, digital illustration.
    Nanomachines working on red blood cells, digital illustration. — Stock Photo
    Nanomachines working on red blood cells, 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.
    Human cytomegalovirus particles in blood flow, digital illustration. — Stock Photo
    Human cytomegalovirus particles in blood flow, digital 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.
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    Donor blood being separated into component parts in bags. — Stock Photo
    Donor blood being separated into component parts in bags.
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Ebola virus particles in blood, digital illustration. — Stock Photo
    Ebola virus particles in blood, digital illustration.
    Centrifuging blood samples with motion blur, digital illustration. — Stock Photo
    Centrifuging blood samples with motion blur, digital illustration.
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    3d digital illustration of narrowed blood vessel. — Stock Photo
    3d digital illustration of narrowed blood vessel.
    Forensics expert collecting evidence bullet from crime scene. — Stock Photo
    Forensics expert collecting evidence bullet from crime scene.
    Crenated red blood cells — Stock Photo
    Crenated red blood cells
    Pathogenic bacteria in the blood stream — Stock Photo
    Pathogenic bacteria in the blood stream
    Digital illustration of blue bacteria in bloodstream. — Stock Photo
    Digital illustration of blue bacteria in bloodstream.
    Pipette and petri dishes for blood testing. — Stock Photo
    Pipette and petri dishes for blood testing.
    3d illustration of red blood cells erythrocytes. — Stock Photo
    3d illustration of red blood cells erythrocytes.
    Close-up of external filter for treatment of patient with kidney failure. — Stock Photo
    Close-up of external filter for treatment of patient with kidney failure.
    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.
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Gloved hand of laboratory assistant staking growth in petri dish, close-up. — Stock Photo
    Gloved hand of laboratory assistant staking growth in petri dish, close-up.
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, 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 — Stock Photo
    Red blood cells
    Illustration of human heart in body silhouette. — Stock Photo
    Illustration of human heart in body silhouette.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer 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.
    Close-up of laboratory technician holding tube with blood sample in gloved hand. — Stock Photo
    Close-up of laboratory technician holding tube with blood sample in gloved hand.
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration.
    Illustration of abnormal red blood cells known as spur cells acanthocytes. — Stock Photo
    Illustration of abnormal red blood cells known as spur cells acanthocytes.
    Scientist hand holding blood drop sample on microscope slide, studio shot. — Stock Photo
    Scientist hand holding blood drop sample on microscope slide, studio shot.
    T-lymphocytes attacking a cancer cell — Stock Photo
    T-lymphocytes attacking a cancer cell
    Red blood cells, abstract digital illustration. — Stock Photo
    Red blood cells, abstract digital illustration.
    Forensics expert photographing evidence at crime scene. — Stock Photo
    Forensics expert photographing evidence at crime scene.
    Spilt blood sample on white background. — Stock Photo
    Spilt blood sample on white background.
    Labeled medical samples in rack, close-up. — Stock Photo
    Labeled medical samples in rack, close-up.
    Tube with blood sample on metal tray in laboratory. — Stock Photo
    Tube with blood sample on metal tray in laboratory.
    From above of relaxed young female in protective mask with smartphone sitting in medical chair during blood donation in modern hospital — Stock Photo
    From above of relaxed young female in protective mask with smartphone sitting in medical chair during blood donation in modern hospital
    Section through a full term placenta — Stock Photo
    Section through a full term placenta
    Centrifuging blood samples in barcoded test tubes, digital illustration. — Stock Photo
    Centrifuging blood samples in barcoded test tubes, digital illustration.
    Polio virus particles in the bloodstream — Stock Photo
    Polio virus particles in the bloodstream
    Cancer cells with blood vessel formation — Stock Photo
    Cancer cells with blood vessel formation
    Molecules of insulin circulating in the blood stream — Stock Photo
    Molecules of insulin circulating in the blood stream
    Researcher extracting blood from a vial — Stock Photo
    Researcher extracting blood from a vial