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    Pars distalis of the pituitary gland — Stock Photo
    Pars distalis of the pituitary gland
    Inner structure of a typical bacterial cell, illustration. Bacterial cells do not have a membrane-bound nucleus or organelles — Stock Photo
    Inner structure of a typical bacterial cell, illustration. Bacterial cells do not have a membrane-bound nucleus or organelles
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Abstract animal cell on black background, digital illustration. — Stock Photo
    Abstract animal cell on black background, digital illustration.
    Medical illustration of human cell structure on white background. — Stock Photo
    Medical illustration of human cell structure on white background.
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration. — Stock Photo
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Cardiac muscle cells — Stock Photo
    Cardiac muscle cells
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Colored scanning electron micrograph of human red blood cells erythrocytes, white blood cells leukocytes and platelet thrombocyte. — Stock Photo
    Colored scanning electron micrograph of human red blood cells erythrocytes, white blood cells leukocytes and platelet thrombocyte.
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    Freeze-fractured lens of an eye — Stock Photo
    Freeze-fractured lens of an eye
    White blood cell engulfing bacteria — Stock Photo
    White blood cell engulfing bacteria
    Cultured cancer cells — Stock Photo
    Cultured cancer cells
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system. — Stock Photo
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    3d illustration of cell division, cell membrane and splitting red nucleus. — Stock Photo
    3d illustration of cell division, cell membrane and splitting red nucleus.
    Cancer cells with cytoplasmic projections — Stock Photo
    Cancer cells with cytoplasmic projections
    Microvilli of gallbladder surface — Stock Photo
    Microvilli of gallbladder surface
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Lung cancer cells — Stock Photo
    Lung cancer cells
    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.
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Cropped view of scientist hands holding samples for biological research. — Stock Photo
    Cropped view of scientist hands holding samples for biological research.
    Osteoclast cell structure — Stock Photo
    Osteoclast cell structure
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Breast cancer cells growing in culture — Stock Photo
    Breast cancer cells growing in culture
    Medical illustration of human cell structure on black background. — Stock Photo
    Medical illustration of human cell structure on black background.
    Structure and shape of basophil — Stock Photo
    Structure and shape of basophil
    Cell with pseudopodia — Stock Photo
    Cell with pseudopodia
    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.
    Conceptual image of plasmodium causing malaria — Stock Photo
    Conceptual image of plasmodium causing malaria
    Red blood cells — Stock Photo
    Red blood cells
    Human brain cells — Stock Photo
    Human brain cells
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple. — Stock Photo
    Digital illustration of eosinophil white blood cells with lobed nuclei colored in purple.
    Section through the cerebellum in the brain — Stock Photo
    Section through the cerebellum in the brain
    Testicular cancer or teratoma — Stock Photo
    Testicular cancer or teratoma
    Nerve cells and intercellular junctions — Stock Photo
    Nerve cells and intercellular junctions
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Conceptual image of a neurons with lightened axon — Stock Photo
    Conceptual image of a neurons with lightened axon
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus — Stock Photo
    T lymphocyte (orange) attached to a cancer cell (blue), illustration. T lymphocytes are a type of white blood cell which matures in the thymus
    Nerve cells and axon connections — Stock Photo
    Nerve cells and axon connections
    Illustration of dendritic cell interacting with T-cells on black background. — Stock Photo
    Illustration of dendritic cell interacting with T-cells on black background.
    Human white blood cell — Stock Photo
    Human white blood cell
    Microscopic colored view of a unipolar neuron — Stock Photo
    Microscopic colored view of a unipolar neuron
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Human oesophagus wall — Stock Photo
    Human oesophagus wall
    Lysosome fusing with autophagosome — Stock Photo
    Lysosome fusing with autophagosome
    Cancer cells on tissue surface — Stock Photo
    Cancer cells on tissue surface
    Cell membrane structure, digital illustration. — Stock Photo
    Cell membrane structure, digital illustration.
    Illustration of beige stem cell on black background. — Stock Photo
    Illustration of beige stem cell on black background.