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    Coloured scanning electron micrograph of cultured cancer cell from human cervix showing numerous microvilli. — Stock Photo
    Coloured scanning electron micrograph of cultured cancer cell from human cervix showing numerous microvilli.
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    Nanostructures formed on a silicon surface — Stock Photo
    Nanostructures formed on a silicon surface
    Bone cancer cells. Coloured scanning electron micrograph of osteosarcoma cancer cells. Osteosarcoma is an aggressive malignant neoplasm arising from primitive transformed mesenchymal cells — Stock Photo
    Bone cancer cells. Coloured scanning electron micrograph of osteosarcoma cancer cells. Osteosarcoma is an aggressive malignant neoplasm arising from primitive transformed mesenchymal cells
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Skin cancer cell — Stock Photo
    Skin cancer cell
    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).
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is brown. Mitochondria (orange) in the cell's cytoplasm produce energy for the cell. Lysosomes (blue) contain enzymes for digesting foreign particles — Stock Photo
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is brown. Mitochondria (orange) in the cell's cytoplasm produce energy for the cell. Lysosomes (blue) contain enzymes for digesting foreign particles
    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.
    Cardiac muscle from a healthy heart — Stock Photo
    Cardiac muscle from a healthy heart
    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.
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower.
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells — Stock Photo
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake — Stock Photo
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake
    Girl with headphones and digital tablet laying on living room sofa — Stock Photo
    Girl with headphones and digital tablet laying on living room sofa
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    Chicken eggshell cross section — Stock Photo
    Chicken eggshell cross section
    Colored scanning electron micrograph of osteosarcoma bone cancer cell. — Stock Photo
    Colored scanning electron micrograph of osteosarcoma bone cancer cell.
    Scanning electron micrograph of PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph of PC12 neurone in culture.
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans — Stock Photo
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Colored scanning electron micrograph of microstructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of microstructures formed on nickel surface.
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    Caenorhabditis elegans parasite worm, colored scanning electron micrograph. — Stock Photo
    Caenorhabditis elegans parasite worm, colored scanning electron micrograph.
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    House dust mite — Stock Photo
    House dust mite
    Female worker checking circuit board in factory — Stock Photo
    Female worker checking circuit board in factory
    Fallopian tube, TEM — Stock Photo
    Fallopian tube, TEM
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan)
    Hand of woman inserting paper and pens into plotter. — Stock Photo
    Hand of woman inserting paper and pens into plotter.
    Portrait of woman using digital tablet in office — Stock Photo
    Portrait of woman using digital tablet in office
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Happy father and son using electronic gadgets in garden — Stock Photo
    Happy father and son using electronic gadgets in garden
    Senior woman paying bills at laptop in kitchen — Stock Photo
    Senior woman paying bills at laptop in kitchen
    Coloured scanning electron micrograph (SEM) Chicken eggshell surface (Gallus gallus domesticus). — Stock Photo
    Coloured scanning electron micrograph (SEM) Chicken eggshell surface (Gallus gallus domesticus).
    Clostridium phytofermentans bacteria — Stock Photo
    Clostridium phytofermentans bacteria
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan.
    Pacemaker in heart disease — Stock Photo
    Pacemaker in heart disease
    Father and son using digital tablet — Stock Photo
    Father and son using digital tablet
    Human hair, coloured scanning electron micrograph (SEM). Magnification: x550 when printed at 10 centimetres wide. — Stock Photo
    Human hair, coloured scanning electron micrograph (SEM). Magnification: x550 when printed at 10 centimetres wide.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Influenza viruses and host cell — Stock Photo
    Influenza viruses and host cell
    Man's hand with credit card swipe through terminal for sale,Close up of hand using credit card swiping machine to pay,vintage style — Stock Photo
    Man's hand with credit card swipe through terminal for sale,Close up of hand using credit card swiping machine to pay,vintage style
    Plaque-forming bacteria, colored scanning electron micrograph. — Stock Photo
    Plaque-forming bacteria, colored scanning electron micrograph.
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Escherichia coli bacteria on gecko tongue — Stock Photo
    Escherichia coli bacteria on gecko tongue
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Activated platelet from peripheral blood — Stock Photo
    Activated platelet from peripheral blood
    Scanning electron micrograph (SEM) of sarcoma cells in culture. — Stock Photo
    Scanning electron micrograph (SEM) of sarcoma cells in culture.
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Coloured scanning electron micrograph (SEM) of Pediculus humanus capitis, human head lice. P. humanus is divided into two subspecies; the head louse P. humanus capitis and the body louse P. humanus corporis — Stock Photo
    Coloured scanning electron micrograph (SEM) of Pediculus humanus capitis, human head lice. P. humanus is divided into two subspecies; the head louse P. humanus capitis and the body louse P. humanus corporis