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    Coloured scanning electron micrograph of fresh water centric diatoms frustules type of algae. — Stock Photo
    Coloured scanning electron micrograph of fresh water centric diatoms frustules type of algae.
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Coloured scanning electron micrograph (SEM) of immature dog sperm. — Stock Photo
    Coloured scanning electron micrograph (SEM) of immature dog sperm.
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells — Stock Photo
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells
    Red blood cells and platelets — Stock Photo
    Red blood cells and platelets
    Coloured scanning electron micrograph (SEM) of hooks from a hooks and loops fastener, a two-sheet material used to fasten clothes and other fabrics. — Stock Photo
    Coloured scanning electron micrograph (SEM) of hooks from a hooks and loops fastener, a two-sheet material used to fasten clothes and other fabrics.
    Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them with blood — Stock Photo
    Kidney glomeruli. Coloured scanning electron micrograph (SEM) of a resin cast of glomeruli capillaries and the larger blood vessels supplying them with blood
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    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.
    Scientist pointing at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientist pointing at scanning electron micrographs of different nanofibre structures.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Amoeba shell. Coloured scanning electron micrograph (SEM) of a shell from a Euglypha sp. amoeba. — Stock Photo
    Amoeba shell. Coloured scanning electron micrograph (SEM) of a shell from a Euglypha sp. amoeba.
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    External mineralised structures of coccolithophores — Stock Photo
    External mineralised structures of coccolithophores
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    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.
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Climbing lily pollen — Stock Photo
    Climbing lily pollen
    Surface of the foot of a common pollen beetle — Stock Photo
    Surface of the foot of a common pollen beetle
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans — Stock Photo
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Lining of the small intestine — Stock Photo
    Lining of the small intestine
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM). — Stock Photo
    Freshwater sponge (Spongilla sp.), coloured scanning electron micrograph (SEM).
    Fat cell. Coloured scanning electron micrograph (SEM) of part of a fat-storing cell (adipocytes). Fat cells are one of the largest cell types in the human body, each cell being 100 to 120 microns in diameter — Stock Photo
    Fat cell. Coloured scanning electron micrograph (SEM) of part of a fat-storing cell (adipocytes). Fat cells are one of the largest cell types in the human body, each cell being 100 to 120 microns in diameter
    Coloured scanning electron micrograph (SEM) of a section through healthy skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through healthy skin.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Coloured scanning electron micrograph (SEM) of Cotton t-shirt collar with dirt, dead skin, etc. embedded in fibres. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Cotton t-shirt collar with dirt, dead skin, etc. embedded in fibres.
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Pancreas tissue. Transmission electron micrograph (TEM) of part of the exocrine pancreas. Seen here are zymogen granules and cell nuclei. In the image the endoplasmic reticulum that fills the cytoplasm is clearly visible. — Stock Photo
    Pancreas tissue. Transmission electron micrograph (TEM) of part of the exocrine pancreas. Seen here are zymogen granules and cell nuclei. In the image the endoplasmic reticulum that fills the cytoplasm is clearly visible.
    Ruptured venule running through fatty tissue — Stock Photo
    Ruptured venule running through fatty tissue
    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
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres. — Stock Photo
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres.
    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.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Endictya oceanica diatom — Stock Photo
    Endictya oceanica diatom
    Schizosaccharomyces pombe yeast — Stock Photo
    Schizosaccharomyces pombe yeast
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    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.
    Lactating breast tissue — Stock Photo
    Lactating breast tissue
    Coloured scanning electron micrograph of bacteria cultured from mobile phone. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from mobile phone.
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Human head louse on human hair — Stock Photo
    Human head louse on human hair
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Radiolaria protozoa shells — Stock Photo
    Radiolaria protozoa shells
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Leech, coloured scanning electron micrograph (SEM). — Stock Photo
    Leech, coloured scanning electron micrograph (SEM).