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    Monocyte white blood cell, digital illustration. — Stock Photo
    Monocyte white blood cell, digital illustration.
    Monocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Monocyte white blood cell in blood smear, digital illustration.
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Red blood cells in the bloodstream — Stock Photo
    Red blood cells in the bloodstream
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Medical illustration of human cell structure on white background. — Stock Photo
    Medical illustration of human cell structure on white background.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Dividing stem cells — Stock Photo
    Dividing stem cells
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Abstract animal cell on blue background, digital illustration. — Stock Photo
    Abstract animal cell on blue background, digital illustration.
    Cell membrane structure, digital illustration. — Stock Photo
    Cell membrane structure, digital illustration.
    Dividing cancerous cells — Stock Photo
    Dividing cancerous cells
    Nerve cells and axon connections — Stock Photo
    Nerve cells and axon connections
    Scientist preparing cells in multiwell plate. — Stock Photo
    Scientist preparing cells in multiwell plate.
    Osteoclast cell structure — Stock Photo
    Osteoclast cell structure
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Plant leaf structure, illustration. Cross-section of a typical plant leaf. In most plants, leaves are the major site of photosynthesis — Stock Photo
    Plant leaf structure, illustration. Cross-section of a typical plant leaf. In most plants, leaves are the major site of photosynthesis
    Destruction of cancer cell — Stock Photo
    Destruction of cancer cell
    Red blood cells — Stock Photo
    Red blood cells
    Ovarian cancer cells, coloured scanning electron micrograph. — Stock Photo
    Ovarian cancer cells, coloured scanning electron micrograph.
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Testicular cancer or teratoma — Stock Photo
    Testicular cancer or teratoma
    Animal cells with mitochondria, digital illustration. — Stock Photo
    Animal cells with mitochondria, digital illustration.
    Artwork of plasma cells — Stock Photo
    Artwork of plasma cells
    Neutrophil white blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cells, digital illustration.
    Destruction of cancer cell — Stock Photo
    Destruction of cancer cell
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Nerve cells and intercellular junctions — Stock Photo
    Nerve cells and intercellular junctions
    White blood cell — Stock Photo
    White blood cell
    Normal human red blood cell — Stock Photo
    Normal human red blood cell
    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
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Cilia covering the epithelial lining of the nasopharyx — Stock Photo
    Cilia covering the epithelial lining of the nasopharyx
    Animal Cells in culture — Stock Photo
    Animal Cells in culture
    Normal White blood cell — Stock Photo
    Normal White blood cell
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Section through the cerebellum in the brain — Stock Photo
    Section through the cerebellum in the brain
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Structure of trachea, light micrograph. — Stock Photo
    Structure of trachea, light micrograph.
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Light micrograph (LM) of the nasal sinuses ( lined by brown epithelium ) and the supporting cartilages (pink). — Stock Photo
    Light micrograph (LM) of the nasal sinuses ( lined by brown epithelium ) and the supporting cartilages (pink).
    Red blood cells — Stock Photo
    Red blood 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.
    Neutrophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Neutrophil white blood cell and red blood cells, digital illustration.
    Amyloid precursor protein of cell membrane, digital illustration. — Stock Photo
    Amyloid precursor protein of cell membrane, digital illustration.
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Healthy red and white blood cells — Stock Photo
    Healthy red and white blood cells
    Basophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Basophil white blood cell and red blood cells, digital illustration.
    Migrating cancer cells — Stock Photo
    Migrating cancer cells
    Animal cell with mitochondria, digital illustration. — Stock Photo
    Animal cell with mitochondria, digital illustration.
    Basophil white blood cell, digital illustration. — Stock Photo
    Basophil white blood cell, digital illustration.
    Destruction of cancer cell, digital conceptual illustration illustrating treatment of cancer by drugs, nanoparticles and antibodies. — Stock Photo
    Destruction of cancer cell, digital conceptual illustration illustrating treatment of cancer by drugs, nanoparticles and antibodies.
    Animal Cells in culture — Stock Photo
    Animal Cells in culture
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Lysosome fusing with autophagosome — Stock Photo
    Lysosome fusing with autophagosome
    Human blood cells — Stock Photo
    Human blood cells
    Medical illustration of human cell structure on black background. — Stock Photo
    Medical illustration of human cell structure on black background.
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death. — Stock Photo
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death.