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    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Surface of the foot of a common pollen beetle — Stock Photo
    Surface of the foot of a common pollen beetle
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM). — Stock Photo
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM).
    Coloured transmission electron micrograph (TEM) of a section through a Langerhans cell from the epidermis of the skin. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a section through a Langerhans cell from the epidermis of the skin.
    Colored scanning electron micrograph of protective dendritic cell of immune system. — Stock Photo
    Colored scanning electron micrograph of protective dendritic cell of immune system.
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Scanning electron micrograph (SEM) of sarcoma cells in culture. — Stock Photo
    Scanning electron micrograph (SEM) of sarcoma cells in culture.
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Colored scanning electron micrograph of osteosarcoma bone cancer cell. — Stock Photo
    Colored scanning electron micrograph of osteosarcoma bone cancer cell.
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Man vaping near a cup of fresh coffee while sitting at wooden table in countryside — Stock Photo
    Man vaping near a cup of fresh coffee while sitting at wooden table in countryside
    Albumen crystals, coloured scanning electron micrograph (SEM). — Stock Photo
    Albumen crystals, coloured scanning electron micrograph (SEM).
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple. — Stock Photo
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple.
    Boy using electronic tablet — Stock Photo
    Boy using electronic tablet
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse. — Stock Photo
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse.
    Asparagus beetle head — Stock Photo
    Asparagus beetle head
    Woman in bathrobe laying on bed using digital tablet — Stock Photo
    Woman in bathrobe laying on bed using digital tablet
    Friends using digital tablet on blanket — Stock Photo
    Friends using digital tablet on blanket
    Red blood cells — Stock Photo
    Red blood cells
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Three dinoflagellates (blue), coloured scanning electron micrograph (SEM). Dinoflagellates are unicellular protozoans. — Stock Photo
    Three dinoflagellates (blue), coloured scanning electron micrograph (SEM). Dinoflagellates are unicellular protozoans.
    Desk with various equipment in an electronics repair centre — Stock Photo
    Desk with various equipment in an electronics repair centre
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Side view of happy black woman using smartphone — Stock Photo
    Side view of happy black woman using smartphone
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    The working surface with electric stove and cutlery at kitchen — Stock Photo
    The working surface with electric stove and cutlery at kitchen
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells. — Stock Photo
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells.
    Portrait of smiling man using digital tablet on patio — Stock Photo
    Portrait of smiling man using digital tablet on patio
    Smiling woman using digital tablet — Stock Photo
    Smiling woman using digital tablet
    Man looking at smartphone while reading document — Stock Photo
    Man looking at smartphone while reading document
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Immature dog sperm — Stock Photo
    Immature dog sperm
    Human sperm cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Human sperm cell, coloured scanning electron micrograph (SEM).
    Woman connecting to social media using digital tablet — Stock Photo
    Woman connecting to social media using digital tablet
    Sperm cell in a fallopian tube — Stock Photo
    Sperm cell in a fallopian tube
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Mid section of female electrical engineer soldering circuit board. — Stock Photo
    Mid section of female electrical engineer soldering circuit board.
    Affectionate young couple using digital tablet in apartment kitchen — Stock Photo
    Affectionate young couple using digital tablet in apartment kitchen
    Allergenic pet dander on dog hair, colored scanning electron micrograph. — Stock Photo
    Allergenic pet dander on dog hair, colored scanning electron micrograph.
    Smiling woman listening to music with headphones and mp3 player in kitchen — Stock Photo
    Smiling woman listening to music with headphones and mp3 player in kitchen
    Couple lying on bed and using electronic gadgets — Stock Photo
    Couple lying on bed and using electronic gadgets
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    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.
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Pacemaker in heart disease — Stock Photo
    Pacemaker in heart disease
    Son helping senior father paying bills at laptop — Stock Photo
    Son helping senior father paying bills at laptop
    Laboratory technician using electronic device in blood bank — Stock Photo
    Laboratory technician using electronic device in blood bank
    Side view of woman in sunglasses smoking electronic cigarette on beach in barcelona — Stock Photo
    Side view of woman in sunglasses smoking electronic cigarette on beach in barcelona
    Eleven year-old bi-racial girl working on laptop on bed — Stock Photo
    Eleven year-old bi-racial girl working on laptop on bed
    Blade of grass with a serrated edge — Stock Photo
    Blade of grass with a serrated edge
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Caterpillar hairs. Coloured scanning electron micrograph (SEM) of hairs from the vapourer moth (Orgyia antiqua) caterpillar. — Stock Photo
    Caterpillar hairs. Coloured scanning electron micrograph (SEM) of hairs from the vapourer moth (Orgyia antiqua) caterpillar.