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16671975 results

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    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Parasitic nematode worm — Stock Photo
    Parasitic nematode worm
    Human blood cells — Stock Photo
    Human blood cells
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Stachybotrys fungus on white background, digital illustration. — Stock Photo
    Stachybotrys fungus on white background, digital illustration.
    Endobronchial valves fitted to treat tuberculosis — Stock Photo
    Endobronchial valves fitted to treat tuberculosis
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    Conceptual digital illustration of microrobot on sand. — Stock Photo
    Conceptual digital illustration of microrobot on sand.
    Cholera bacteria colony — Stock Photo
    Cholera bacteria colony
    Focus of inflammation localized in hip joint — Stock Photo
    Focus of inflammation localized in hip joint
    Yersinia pestis bacteria, illustration — Stock Photo
    Yersinia pestis bacteria, illustration
    Abstract fungus, scientific digital illustration. — Stock Photo
    Abstract fungus, scientific digital illustration.
    Healthy colon and skeletal system — Stock Photo
    Healthy colon and skeletal system
    Digital illustration of red virus particles on plain background. — Stock Photo
    Digital illustration of red virus particles on plain background.
    Internal organs and digestive system — Stock Photo
    Internal organs and digestive system
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    3d illustration of egg cell frozen into ice cube. — Stock Photo
    3d illustration of egg cell frozen into ice cube.
    Human skeleton with emphasis on thoracic region — Stock Photo
    Human skeleton with emphasis on thoracic region
    Common house dust mite — Stock Photo
    Common house dust mite
    Haemophilus ducreyi bacteria, digital illustration. — Stock Photo
    Haemophilus ducreyi bacteria, digital illustration.
    Conceptual digital illustration of medical nanorobots attacking cancerous cells. — Stock Photo
    Conceptual digital illustration of medical nanorobots attacking cancerous cells.
    3d illustration of cross-section showing structure of Earth, from core to atmosphere. — Stock Photo
    3d illustration of cross-section showing structure of Earth, from core to atmosphere.
    Nanobots attacking virus, conceptual digital illustration. — Stock Photo
    Nanobots attacking virus, conceptual digital illustration.
    Digital illustration of parasitic Ancylostoma duodenale hookworms. — Stock Photo
    Digital illustration of parasitic Ancylostoma duodenale hookworms.
    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.
    Transparent cells on white background, digital illustration. — Stock Photo
    Transparent cells on white background, digital illustration.
    Adult Locust on white background — Stock Photo
    Adult Locust on white background
    Digital illustration of Enterobacter Gram-negative bacilli. — Stock Photo
    Digital illustration of Enterobacter Gram-negative bacilli.
    Human skeletal system and internal organs — Stock Photo
    Human skeletal system and internal organs
    Breast cancer screening — Stock Photo
    Breast cancer screening
    Penicillinum fungus on black background, digital illustration. — Stock Photo
    Penicillinum fungus on black background, digital illustration.
    Parasitic amoeba engulfing red blood cells — Stock Photo
    Parasitic amoeba engulfing red blood cells
    House dust mite on human skin — Stock Photo
    House dust mite on human skin
    Human jaw bone structure — Stock Photo
    Human jaw bone structure
    Space craft flying in starry galaxy in space, illustration. — Stock Photo
    Space craft flying in starry galaxy in space, illustration.
    3d illustration of unborn foetus in low polygon style consisting of lines and strokes on colored background. — Stock Photo
    3d illustration of unborn foetus in low polygon style consisting of lines and strokes on colored background.
    Illustration of malaria infected blood cells. — Stock Photo
    Illustration of malaria infected blood cells.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Human blood cells — Stock Photo
    Human blood cells
    Painted lady butterfly — Stock Photo
    Painted lady butterfly
    Virus particles, 3d digital scientific illustration. — Stock Photo
    Virus particles, 3d digital scientific illustration.
    Human rib cage anatomy — Stock Photo
    Human rib cage anatomy
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    Digital illustration of multiple threadworms in human intestine. — Stock Photo
    Digital illustration of multiple threadworms in human intestine.
    Digital illustration of parasitic Ancylostoma duodenale hookworms. — Stock Photo
    Digital illustration of parasitic Ancylostoma duodenale hookworms.
    Conceptual digital illustration of medical nanorobot attacking cancerous cell. — Stock Photo
    Conceptual digital illustration of medical nanorobot attacking cancerous cell.
    Medical nanorobot machine, digital illustration. — Stock Photo
    Medical nanorobot machine, digital illustration.
    Digital illustration of nanorobot carrying rod-shaped bacterium. — Stock Photo
    Digital illustration of nanorobot carrying rod-shaped bacterium.
    Human structural anatomy — Stock Photo
    Human structural anatomy
    View of fetus at 20 weeks — Stock Photo
    View of fetus at 20 weeks
    Yellow rod-shaped Citrobacter bacteria, digital illustration. — Stock Photo
    Yellow rod-shaped Citrobacter bacteria, digital illustration.
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue. — Stock Photo
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue.
    Illustration of illuminated red human cancer cells. — Stock Photo
    Illustration of illuminated red human cancer cells.
    Healthy colon and skeletal system — Stock Photo
    Healthy colon and skeletal system
    Probiotic bacteria in normal intestinal microbiota, digital illustration. — Stock Photo
    Probiotic bacteria in normal intestinal microbiota, digital illustration.
    Human brain structure — Stock Photo
    Human brain structure
    Human skeletal structure — Stock Photo
    Human skeletal structure
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Neutrophil white blood cell, digital illustration. — Stock Photo
    Neutrophil white blood cell, digital illustration.
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.