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    Hospital radiologist sitting at desk in front of CT scans. — Stock Photo
    Hospital radiologist sitting at desk in front of CT scans.
    Airport security officer using a hand held metal detector to check a commuter in airport — Stock Photo
    Airport security officer using a hand held metal detector to check a commuter in airport
    Worker scanning box in warehouse — Stock Photo
    Worker scanning box in warehouse
    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
    Monitor with pictures of teeth and stationery on table in dental — Stock Photo
    Monitor with pictures of teeth and stationery on table in dental
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    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.
    Female patient going through x-ray test in hospital — Stock Photo
    Female patient going through x-ray test in hospital
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    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
    Fibrosarcoma cells in late stage of mitosis — Stock Photo
    Fibrosarcoma cells in late stage of mitosis
    Staphylococcus aureus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Staphylococcus aureus coccoid bacteria, colored scanning electron micrograph.
    Coloured scanning electron micrograph (SEM) of a suture in a dog's skin wound. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a suture in a dog's skin wound.
    Green colored dust mite, digital illustration. — Stock Photo
    Green colored dust mite, digital illustration.
    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.
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Patient lying on mri machine in scanning room at hospital — Stock Photo
    Patient lying on mri machine in scanning room at hospital
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Close-up of person with smartphone scanning QR code in conjunction with the Covid-19 app. — Stock Photo
    Close-up of person with smartphone scanning QR code in conjunction with the Covid-19 app.
    Human tooth fractured enamel, coloured scanning electron micrograph (SEM). — Stock Photo
    Human tooth fractured enamel, coloured scanning electron micrograph (SEM).
    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque
    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.
    Copepod, coloured scanning electron micrograph (SEM). — Stock Photo
    Copepod, coloured scanning electron micrograph (SEM).
    Cancellous Bone tissue — Stock Photo
    Cancellous Bone tissue
    Blade of grass with a serrated edge — Stock Photo
    Blade of grass with a serrated edge
    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.
    Freeze-fractured lens of an eye — Stock Photo
    Freeze-fractured lens of an eye
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and 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
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    Coloured scanning electron micrograph (SEM) of the surface of a squamous epithelial cell from the ureter. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the surface of a squamous epithelial cell from the ureter.
    Colored scanning electron micrograph image of tooth dentine, mineralised connective tissue found under tooth enamel. — Stock Photo
    Colored scanning electron micrograph image of tooth dentine, mineralised connective tissue found under tooth enamel.
    Immature dog sperm — Stock Photo
    Immature dog sperm
    Laboratory technician scanning bar code of plasma bags in blood bank — Stock Photo
    Laboratory technician scanning bar code of plasma bags in blood bank
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Candida albicans infected medical catheter — Stock Photo
    Candida albicans infected medical catheter
    Sarcoptic mange mites eggs — Stock Photo
    Sarcoptic mange mites eggs
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells. — Stock Photo
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells.
    Green colored dust mite, digital illustration. — Stock Photo
    Green colored dust mite, digital illustration.
    Salmonella typhimurium bacteria — Stock Photo
    Salmonella typhimurium bacteria
    Nanoscale spikes formed on gold surface — Stock Photo
    Nanoscale spikes formed on gold surface
    Close-up of female scanning boarding pass with mobile phone — Stock Photo
    Close-up of female scanning boarding pass with mobile phone
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres. — Stock Photo
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    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
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    Coloured scanning electron micrograph (SEM) of immature dog sperm. — Stock Photo
    Coloured scanning electron micrograph (SEM) of immature dog sperm.
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Red and white blood cells aggregating — Stock Photo
    Red and white blood cells aggregating
    Woman undergoing scan examination in skin clinic. — Stock Photo
    Woman undergoing scan examination in skin clinic.
    Face of woman undergoing examination in skin clinic. — Stock Photo
    Face of woman undergoing examination in skin clinic.
    Coloured scanning electron micrograph (SEM) of an anther (male reproductive part) from a bay tree (Laurus nobilis) flower. — Stock Photo
    Coloured scanning electron micrograph (SEM) of an anther (male reproductive part) from a bay tree (Laurus nobilis) flower.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.