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    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    Human hair Caucasian brunette, coloured scanning electron micrograph. — Stock Photo
    Human hair Caucasian brunette, coloured scanning electron micrograph.
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Colored scanning electron micrograph of starch grains in seed of legume. — Stock Photo
    Colored scanning electron micrograph of starch grains in seed of legume.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Coloured scanning electron micrograph (SEM) of a section through a foetal vein filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a foetal vein filled with red blood cells (erythrocytes, red).
    Tendon showing bundles of collagen fibres — Stock Photo
    Tendon showing bundles of collagen fibres
    Scanning electron micrograph of PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph of PC12 neurone in culture.
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Lychnocanoma radiolarian shell — Stock Photo
    Lychnocanoma radiolarian shell
    Colored scanning electron micrograph of metal nanoparticles formed by laser ablation. — Stock Photo
    Colored scanning electron micrograph of metal nanoparticles formed by laser ablation.
    Dense connective tissue, coloured scanning electron micrograph (SEM). — Stock Photo
    Dense connective tissue, coloured scanning electron micrograph (SEM).
    Nanostructures formed on a tantalum surface — Stock Photo
    Nanostructures formed on a tantalum surface
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast.
    Bone cancer cells. Coloured scanning electron micrograph of osteosarcoma cancer cells. Osteosarcoma is an aggressive malignant neoplasm arising from primitive transformed mesenchymal cells — Stock Photo
    Bone cancer cells. Coloured scanning electron micrograph of osteosarcoma cancer cells. Osteosarcoma is an aggressive malignant neoplasm arising from primitive transformed mesenchymal cells
    Illustration of abstract cancer cell with tentacles. — Stock Photo
    Illustration of abstract cancer cell with tentacles.
    Crenated red blood cells — Stock Photo
    Crenated red blood cells
    Coloured scanning electron micrograph (SEM) of the surface of a tomato leaf. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the surface of a tomato leaf.
    Fractured pancreas tissue — Stock Photo
    Fractured pancreas tissue
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Fat cells and supportive connective tissue — Stock Photo
    Fat cells and supportive connective tissue
    Female copepod with eggs — Stock Photo
    Female copepod with eggs
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli, commonly known as E coli. — Stock Photo
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli, commonly known as E coli.
    Colored scanning electron micrograph of coccoliths calcium carbonate plates from coccolithophore algal organisms. — Stock Photo
    Colored scanning electron micrograph of coccoliths calcium carbonate plates from coccolithophore algal organisms.
    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
    Papillae on the upper surface of a rose flower petal (Rosa sp), coloured scanning electron micrograph (SEM). — Stock Photo
    Papillae on the upper surface of a rose flower petal (Rosa sp), coloured scanning electron micrograph (SEM).
    Hoverfly head anatomy — Stock Photo
    Hoverfly head anatomy
    Salt water pennate diatom frustule — Stock Photo
    Salt water pennate diatom frustule
    Coloured scanning electron micrograph of bacteria cultured from mobile phone. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from mobile phone.
    Colored scanning electron micrograph of microstructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of microstructures formed on nickel surface.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    House dust mites — Stock Photo
    House dust mites
    Ovarian cancer cells, coloured scanning electron micrograph. — Stock Photo
    Ovarian cancer cells, coloured scanning electron micrograph.
    Coloured scanning electron micrograph (SEM) of a wood anemone (Anemone nemerosa) anther (male reproductive part) covered in pollen. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a wood anemone (Anemone nemerosa) anther (male reproductive part) covered in pollen.
    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
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Green colored dust mite, digital illustration. — Stock Photo
    Green colored dust mite, digital illustration.
    Diatoms. Coloured scanning electron micrograph (SEM) of Campylodiscus species diatoms. The diatoms are a group of photosynthetic, single-celled algae containing about 100, 000 species — Stock Photo
    Diatoms. Coloured scanning electron micrograph (SEM) of Campylodiscus species diatoms. The diatoms are a group of photosynthetic, single-celled algae containing about 100, 000 species
    Heart strings strings — Stock Photo
    Heart strings strings
    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
    Fractured bladder stone — Stock Photo
    Fractured bladder stone
    Nanostructures formed on a silicon surface — Stock Photo
    Nanostructures formed on a silicon surface
    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.
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    House dust mites — Stock Photo
    House dust mites
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Cashmere wool fibres, coloured scanning electron micrograph (SEM). — Stock Photo
    Cashmere wool fibres, coloured scanning electron micrograph (SEM).
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Purple colored dust mite, digital illustration. — Stock Photo
    Purple colored dust mite, digital illustration.