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    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Red blood cells — Stock Photo
    Red blood cells
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Triple scan, blue-light 3D scanner in modern industrial facility. — Stock Photo
    Triple scan, blue-light 3D scanner in modern industrial facility.
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    Coloured scanning electron micrograph (SEM) of immature dog sperm. — Stock Photo
    Coloured scanning electron micrograph (SEM) of immature dog sperm.
    Senior patient undergoing heart ultrasound scanning by female doctor. — Stock Photo
    Senior patient undergoing heart ultrasound scanning by female doctor.
    Candida albicans infected medical catheter — Stock Photo
    Candida albicans infected medical catheter
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface
    Hospital radiologist pointing at CT scans. — Stock Photo
    Hospital radiologist pointing at CT scans.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Fungal cells showing sporangium — Stock Photo
    Fungal cells showing sporangium
    Radiolaria protozoa shells — Stock Photo
    Radiolaria protozoa shells
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Horse chestnut pollen grain — Stock Photo
    Horse chestnut pollen grain
    Coloured scanning electron micrograph of the rod-shaped, Gram-negative bacteria Escherichia coli, commonly known as E. coli — Stock Photo
    Coloured scanning electron micrograph of the rod-shaped, Gram-negative bacteria Escherichia coli, commonly known as E. coli
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Fractured flexor tendon — Stock Photo
    Fractured flexor tendon
    Conductive vessel element in mountain mahogany wood (Cercocarpus sp), coloured scanning electron micrograph (SEM). — Stock Photo
    Conductive vessel element in mountain mahogany wood (Cercocarpus sp), coloured scanning electron micrograph (SEM).
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (green) — Stock Photo
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (green)
    Coloured scanning electron micrograph (SEM) of the common environmental and allergenic mould (Cladosporium sp.); fungal hyphae producing spores. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the common environmental and allergenic mould (Cladosporium sp.); fungal hyphae producing spores.
    Hair follicles. Coloured scanning electron micrograph (SEM). The outer layer of hair (the cuticle) has overlapping scales of keratin. These scales are thought to prevent hairs from matting together — Stock Photo
    Hair follicles. Coloured scanning electron micrograph (SEM). The outer layer of hair (the cuticle) has overlapping scales of keratin. These scales are thought to prevent hairs from matting together
    Blood clotting in an ovarian follicle — Stock Photo
    Blood clotting in an ovarian follicle
    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
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Pancreatic cancer cells — Stock Photo
    Pancreatic cancer cells
    Woman scanning the barcode of a drinking glass — Stock Photo
    Woman scanning the barcode of a drinking glass
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth.
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Red blood cells aggregated — Stock Photo
    Red blood cells aggregated
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth.
    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.
    Scanning electron micrograph of Brevibacteria on human feet causing odour. — Stock Photo
    Scanning electron micrograph of Brevibacteria on human feet causing odour.
    Fungal cells showing sporangium — Stock Photo
    Fungal cells showing sporangium
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Woodland skipper butterfly compound eye — Stock Photo
    Woodland skipper butterfly compound eye
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Salt water pennate diatom frustule — Stock Photo
    Salt water pennate diatom frustule
    Coloured scanning electron micrograph (SEM) of Ajax cleaner. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Ajax cleaner.
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae. — Stock Photo
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae.
    Coloured scanning electron micrograph of tardigrade water bear. — Stock Photo
    Coloured scanning electron micrograph of tardigrade water bear.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Fat (adipose) tissue, coloured scanning electron micrograph (SEM). The fat cells (adipocytes, round) are surrounded by collagen fibres. — Stock Photo
    Fat (adipose) tissue, coloured scanning electron micrograph (SEM). The fat cells (adipocytes, round) are surrounded by collagen fibres.
    Laboratory technician scanning bar code of test tube rack in blood bank — Stock Photo
    Laboratory technician scanning bar code of test tube rack in blood bank
    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
    Patient entering mri scanning machine at hospital — Stock Photo
    Patient entering mri scanning machine at hospital
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    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
    Coloured scanning electron micrograph (SEM) Pet dander. dog hair, cat hair and dead skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) Pet dander. dog hair, cat hair and dead skin.
    Coloured scanning electron micrograph (SEM) of a tardigrade (Macrobiotus sp.), or water bear. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a tardigrade (Macrobiotus sp.), or water bear.