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1756 results

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    White blood cell engulfing bacteria — Stock Photo
    White blood cell engulfing bacteria
    3d illustration of variety of different pollen grains. — Stock Photo
    3d illustration of variety of different pollen grains.
    Adipose tissue composed of adipocytes — Stock Photo
    Adipose tissue composed of adipocytes
    Healthy teeth and gum — Stock Photo
    Healthy teeth and gum
    Cancerous tumour in the colon — Stock Photo
    Cancerous tumour in the colon
    Gastric bypass procedure — Stock Photo
    Gastric bypass procedure
    Chlamydia trachomatis bacteria cells, digital illustration. — Stock Photo
    Chlamydia trachomatis bacteria cells, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    View of Fetus at 32 weeks — Stock Photo
    View of Fetus at 32 weeks
    Normal human arteries, — Stock Photo
    Normal human arteries,
    Adult scabies mite — Stock Photo
    Adult scabies mite
    Nanobots attacking virus, conceptual digital illustration. — Stock Photo
    Nanobots attacking virus, conceptual digital illustration.
    Mucor fungus on black background, digital illustration. — Stock Photo
    Mucor fungus on black background, digital illustration.
    View of Fetus at 8 weeks — Stock Photo
    View of Fetus at 8 weeks
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Human anatomical structure — Stock Photo
    Human anatomical structure
    House dust mite on human skin — Stock Photo
    House dust mite on human skin
    Abstract fungus, scientific digital illustration. — Stock Photo
    Abstract fungus, scientific digital illustration.
    Human brain cross-section — Stock Photo
    Human brain cross-section
    Illustration of pink stem cell on black background. — Stock Photo
    Illustration of pink stem cell on black background.
    View of Fetus at 7 weeks — Stock Photo
    View of Fetus at 7 weeks
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Illustration of extrasolar planet with moon orbiting fictional star. — Stock Photo
    Illustration of extrasolar planet with moon orbiting fictional star.
    Transparent cells on white background, digital illustration. — Stock Photo
    Transparent cells on white background, digital illustration.
    DNA strands, conceptual scientific digital illustration. — Stock Photo
    DNA strands, conceptual scientific digital illustration.
    Skeletal system and internal organs — Stock Photo
    Skeletal system and internal organs
    Illustration of illuminated red human cancer cell. — Stock Photo
    Illustration of illuminated red human cancer cell.
    Illustration of illuminated red cancer cell on black background. — Stock Photo
    Illustration of illuminated red cancer cell on black background.
    View of Fetus at 24 weeks — Stock Photo
    View of Fetus at 24 weeks
    Digital illustration of saprophyte green mould conidiophore producing conidia. — Stock Photo
    Digital illustration of saprophyte green mould conidiophore producing conidia.
    Pain localized in knee joint — Stock Photo
    Pain localized in knee joint
    Illustration of dividing cancer cell on blue background. — Stock Photo
    Illustration of dividing cancer cell on blue background.
    View of Fetus at 17 weeks — Stock Photo
    View of Fetus at 17 weeks
    Planet Earth in outer space with Moon, atmosphere and sunlight. — Stock Photo
    Planet Earth in outer space with Moon, atmosphere and sunlight.
    Magnified digital illustration of human cell cross-section. — Stock Photo
    Magnified digital illustration of human cell cross-section.
    Campylobacter jejuni bacteria with flagella, digital artwork. — Stock Photo
    Campylobacter jejuni bacteria with flagella, digital artwork.
    Aflatoxin B2 molecular model of mycotoxin and close-up view of Aspergillus flavus fungus. — Stock Photo
    Aflatoxin B2 molecular model of mycotoxin and close-up view of Aspergillus flavus fungus.
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Digital illustration of chains of Streptobacillus moniliformis rat bite fever bacteria. — Stock Photo
    Digital illustration of chains of Streptobacillus moniliformis rat bite fever bacteria.
    Lung bronchi in relation to other internal organs — Stock Photo
    Lung bronchi in relation to other internal organs
    Bacteria infecting organism — Stock Photo
    Bacteria infecting organism
    Activated platelets in blood vessel — Stock Photo
    Activated platelets in blood vessel
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.
    View of Fetus at 9 weeks — Stock Photo
    View of Fetus at 9 weeks
    Digital illustration of green virus particles on plain background. — Stock Photo
    Digital illustration of green virus particles on plain background.
    Artwork of so-called Ring of Fire region of tectonic plate boundaries around Pacific Ocean on Earth. — Stock Photo
    Artwork of so-called Ring of Fire region of tectonic plate boundaries around Pacific Ocean on Earth.
    Flatworm Schistosome fluke — Stock Photo
    Flatworm Schistosome fluke
    Spine, rib cage and arm bones — Stock Photo
    Spine, rib cage and arm bones
    View of Fetus at 6 weeks — Stock Photo
    View of Fetus at 6 weeks
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    Illustration of red cancer cell on blue background. — Stock Photo
    Illustration of red cancer cell on blue background.
    Female mosquito on skin — Stock Photo
    Female mosquito on skin
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Human skeletal structure — Stock Photo
    Human skeletal structure
    Plague bacteria illustration — Stock Photo
    Plague bacteria illustration
    3d illustration of optical light guide cables in different colours with open ends which shining brightly. — Stock Photo
    3d illustration of optical light guide cables in different colours with open ends which shining brightly.
    Magnified digital illustration of human cell cross-section. — Stock Photo
    Magnified digital illustration of human cell cross-section.
    Human esophagus and stomach — Stock Photo
    Human esophagus and stomach
    WASP-12b extrasolar planet orbiting star WASP-12, digital artwork. — Stock Photo
    WASP-12b extrasolar planet orbiting star WASP-12, digital artwork.
    Digital illustration of blue rod-shaped bacteria on white background. — Stock Photo
    Digital illustration of blue rod-shaped bacteria on white background.