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    Wedges of Sicilian blood oranges — Stock Photo
    Wedges of Sicilian blood oranges
    Human brain haemorrhage, digital illustration. — Stock Photo
    Human brain haemorrhage, digital illustration.
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Illustration of platelets (thrombocytes) that have been activated (with extensions) and those that are non-activated. Platelets are part of the blood. When a blood vessel is damaged, the platelets become activated and secrete chemicals that cause the — Stock Photo
    Illustration of platelets (thrombocytes) that have been activated (with extensions) and those that are non-activated. Platelets are part of the blood. When a blood vessel is damaged, the platelets become activated and secrete chemicals that cause the
    Close-up view of medical syringes with blood sample. — Stock Photo
    Close-up view of medical syringes with blood sample.
    Ebola virus particle in blood stream, digital illustration. — Stock Photo
    Ebola virus particle in blood stream, digital illustration.
    Red sea water of Hormuz Island — Stock Photo
    Red sea water of Hormuz Island
    Red blood cells — Stock Photo
    Red blood cells
    School aged boy dressed as Dracula posing in costume on Halloween — Stock Photo
    School aged boy dressed as Dracula posing in costume on Halloween
    Close-up of human blood and various hematology samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various hematology samples in test tubes while screening in medical lab.
    Doctor checking senior man blood pressure in examination room — Stock Photo
    Doctor checking senior man blood pressure in examination room
    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 in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Female doctor drawing blood from senior male patient in clinic examination room — Stock Photo
    Female doctor drawing blood from senior male patient in clinic examination room
    Low angle view of anatomical model showing female anatomy and internal organs, computer illustration. — Stock Photo
    Low angle view of anatomical model showing female anatomy and internal organs, computer illustration.
    Blood orange with half — Stock Photo
    Blood orange with half
    Illustration of human heart in body silhouette. — Stock Photo
    Illustration of human heart in body silhouette.
    Gloved hand of laboratory assistant examining growth in petri dish, close-up. — Stock Photo
    Gloved hand of laboratory assistant examining growth in petri dish, close-up.
    Male upper body anatomy and blood vessels, computer illustration. — Stock Photo
    Male upper body anatomy and blood vessels, computer illustration.
    Anatomical model of internal organs with cross section on white background. — Stock Photo
    Anatomical model of internal organs with cross section on white background.
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Plasmodium ovale protozoan inside red blood cells at the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells at the ring-form trophozoite stage, computer illustration
    Illustration of transparent blue silhouette of male body with colored heart. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart.
    Black pudding and liver sausage — Stock Photo
    Black pudding and liver sausage
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Female silhouette showing heart anatomy, computer illustration. — Stock Photo
    Female silhouette showing heart anatomy, computer illustration.
    Serpent crawling on dry sandy ground of Wadi Rum desert on sunny day in Jordan — Stock Photo
    Serpent crawling on dry sandy ground of Wadi Rum desert on sunny day in Jordan
    Three blood oranges — Stock Photo
    Three blood oranges
    Blood oranges on decorative plates — Stock Photo
    Blood oranges on decorative plates
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Close-up view of Pacman frog and horned frog, Indonesia — Stock Photo
    Close-up view of Pacman frog and horned frog, Indonesia
    Senior mixed race woman spending time at home, being visited by a mixed race female nurse, the nurse taking blood pressure — Stock Photo
    Senior mixed race woman spending time at home, being visited by a mixed race female nurse, the nurse taking blood pressure
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    Illustration of flowing human blood cells. — Stock Photo
    Illustration of flowing human blood cells.
    Illustration of heart in silhouette of female body. — Stock Photo
    Illustration of heart in silhouette of female body.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Shoulder blood supply — Stock Photo
    Shoulder blood supply
    Male head and neck anatomy, digital illustration. — Stock Photo
    Male head and neck anatomy, digital illustration.
    Human ovary structure — Stock Photo
    Human ovary structure
    Orange and blood orange halves — Stock Photo
    Orange and blood orange halves
    Healthy female vascular system, computer illustration — Stock Photo
    Healthy female vascular system, computer illustration
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Vascular system of female upper body, digital illustration — Stock Photo
    Vascular system of female upper body, digital illustration
    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).
    Human heart, computer illustration — Stock Photo
    Human heart, computer illustration
    Erythrocytes or red blood cells — Stock Photo
    Erythrocytes or red blood cells
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Human heart with coronary arteries, digital illustration. — Stock Photo
    Human heart with coronary arteries, digital illustration.
    Illustration of human blood cells on white background. — Stock Photo
    Illustration of human blood cells on white background.
    Ebola virus particles in blood, digital illustration. — Stock Photo
    Ebola virus particles in blood, digital illustration.
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Lymphocytes attacking viruses — Stock Photo
    Lymphocytes attacking viruses
    Side view of young asian male doctor checking blood pressure of caucasian boy patient in clinic — Stock Photo
    Side view of young asian male doctor checking blood pressure of caucasian boy patient in clinic
    Colored illustration of mosquito pest on skin. — Stock Photo
    Colored illustration of mosquito pest on skin.
    Red blood cells in the bloodstream — Stock Photo
    Red blood cells in the bloodstream