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    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Chicken eggshell cross section — Stock Photo
    Chicken eggshell cross section
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot — Stock Photo
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot
    Dog hair, coloured scanning electron micrograph (SEM).In dogs several hairs emerge from a single follicle. — Stock Photo
    Dog hair, coloured scanning electron micrograph (SEM).In dogs several hairs emerge from a single follicle.
    Bird bone tissue — Stock Photo
    Bird bone tissue
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    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).
    Human head louse on human hair — Stock Photo
    Human head louse on human hair
    Dog tapeworm head — Stock Photo
    Dog tapeworm head
    Lactating breast tissue — Stock Photo
    Lactating breast tissue
    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
    Woman undergoing scan examination in skin clinic. — Stock Photo
    Woman undergoing scan examination in skin clinic.
    Colored scanning electron micrograph of scales from silverfish insect living fossil. — Stock Photo
    Colored scanning electron micrograph of scales from silverfish insect living fossil.
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Woman scanning the barcode of a drinking glass — Stock Photo
    Woman scanning the barcode of a drinking glass
    Security guard frisking passenger at airport terminal — Stock Photo
    Security guard frisking passenger at airport terminal
    Coloured scanning electron micrograph intricately structured microscopic brochosomes granules secreted by leafhopper. — Stock Photo
    Coloured scanning electron micrograph intricately structured microscopic brochosomes granules secreted by leafhopper.
    Water flea (Polyphemus pediculus), coloured scanning electron micrograph (SEM). — Stock Photo
    Water flea (Polyphemus pediculus), coloured scanning electron micrograph (SEM).
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Patient lying on mri machine in scanning room at hospital — Stock Photo
    Patient lying on mri machine in scanning room at hospital
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats — Stock Photo
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats
    Cropped image of people sharing with wireless devices — Stock Photo
    Cropped image of people sharing with wireless devices
    Coloured scanning electron micrograph (SEM) of a section through healthy skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through healthy skin.
    Candida albicans infected medical catheter — Stock Photo
    Candida albicans infected medical catheter
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections — Stock Photo
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections
    Colored scanning electron micrograph of immature pig sperm from epididymis. — Stock Photo
    Colored scanning electron micrograph of immature pig sperm from epididymis.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    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.
    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.
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli. — Stock Photo
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Hospital radiologist posing in front of CT scanner with patient. — Stock Photo
    Hospital radiologist posing in front of CT scanner with patient.
    Security guard frisking passengers with metal detector at airport terminal — Stock Photo
    Security guard frisking passengers with metal detector at airport terminal
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Doctor using x-ray machine to examining patient in hospital — Stock Photo
    Doctor using x-ray machine to examining patient in hospital
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Dental plaque scanning electron micrograph — Stock Photo
    Dental plaque scanning electron micrograph
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Body of cat flea — Stock Photo
    Body of cat flea
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Coloured scanning electron micrograph (SEM) of Coal from the ship Titanic. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Coal from the ship Titanic.
    Coloured scanning electron micrograph of 293T cell infected with human immunodeficiency virus. — Stock Photo
    Coloured scanning electron micrograph of 293T cell infected with human immunodeficiency virus.
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    Colored scanning electron micrograph of stem cell-derived motor neuron cell. — Stock Photo
    Colored scanning electron micrograph of stem cell-derived motor neuron cell.
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    Coloured scanning electron micrograph (SEM) of a fractured bile duct. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured bile duct.
    Flowering currant pollen grains — Stock Photo
    Flowering currant pollen grains
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Human hair with dandruff, coloured scanning electron micrograph (SEM). — Stock Photo
    Human hair with dandruff, coloured scanning electron micrograph (SEM).
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Colored scanning electron micrograph of cancellous bone tissue from starling bird skull. — Stock Photo
    Colored scanning electron micrograph of cancellous bone tissue from starling bird skull.
    Patient lying on mri machine in scanning room at hospital — Stock Photo
    Patient lying on mri machine in scanning room at hospital
    Colored scanning electron micrograph of nanostructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of nanostructures formed on nickel surface.
    Clostridium phytofermentans bacteria — Stock Photo
    Clostridium phytofermentans bacteria
    Schizosaccharomyces pombe yeast — Stock Photo
    Schizosaccharomyces pombe yeast