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    Freeze-fractured lens of an eye — Stock Photo
    Freeze-fractured lens of an eye
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats. They are predatory organism, feeding on other ciliate protozoans, mainly Paramecium — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats. They are predatory organism, feeding on other ciliate protozoans, mainly Paramecium
    Skeleton holding champagne and two glasses, X-ray. — Stock Photo
    Skeleton holding champagne and two glasses, X-ray.
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain
    Human skeleton back on black background — Stock Photo
    Human skeleton back on black background
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus. — Stock Photo
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus.
    Security guard standing under the scanning door in the airport terminal — Stock Photo
    Security guard standing under the scanning door in the airport terminal
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    Patient entering mri scanning machine at hospital — Stock Photo
    Patient entering mri scanning machine at hospital
    Crop medical practitioner making sonogram to happy pregnant woman during work in contemporary fertility clinic — Stock Photo
    Crop medical practitioner making sonogram to happy pregnant woman during work in contemporary fertility clinic
    Male surgeon and doctor working at laptop in hospital conference room — Stock Photo
    Male surgeon and doctor working at laptop in hospital conference room
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    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
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Angel trumpets pollen grain — Stock Photo
    Angel trumpets pollen grain
    Patient entering mri scan machine at hospital — Stock Photo
    Patient entering mri scan machine at hospital
    Female dentist demonstrating teeth scan on laptop screen to boy in modern clinic — Stock Photo
    Female dentist demonstrating teeth scan on laptop screen to boy in modern 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.
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Headphones, X-ray, radiology scan — Stock Photo
    Headphones, X-ray, radiology scan
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Healthy lungs of a 30 year old patient — Stock Photo
    Healthy lungs of a 30 year old patient
    Woman scanning the barcode of a drinking glass — Stock Photo
    Woman scanning the barcode of a drinking glass
    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).
    Coloured scanning electron micrograph (SEM) of a freeze fracture of the vagina showing the stratified squamous epithelium and the underlying lamina propria — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze fracture of the vagina showing the stratified squamous epithelium and the underlying lamina propria
    Sunglasses, X-ray, radiology scan — Stock Photo
    Sunglasses, X-ray, radiology scan
    View of meningioma tumor — Stock Photo
    View of meningioma tumor
    Bundle of flowers (Dianthus sp), coloured X-ray. — Stock Photo
    Bundle of flowers (Dianthus sp), coloured X-ray.
    Doctors talking to patient before mri scanning test at hospital — Stock Photo
    Doctors talking to patient before mri scanning test at hospital
    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.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Pilot helmets, X-ray. — Stock Photo
    Pilot helmets, X-ray.
    Male patient going through x-ray test in hospital — Stock Photo
    Male patient going through x-ray test in hospital
    Escherichia coli bacteria on gecko tongue — Stock Photo
    Escherichia coli bacteria on gecko tongue
    Pregnant woman holding baby scan printout. — Stock Photo
    Pregnant woman holding baby scan printout.
    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
    Normal and healthy abdomen anatomy — Stock Photo
    Normal and healthy abdomen anatomy
    A caucasian man standing on a fallen tree over lake Alpsee in Germany — Stock Photo
    A caucasian man standing on a fallen tree over lake Alpsee in Germany
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Cat flea head — Stock Photo
    Cat flea head
    Great coneflower (Rudbeckia maxima), coloured X-ray. — Stock Photo
    Great coneflower (Rudbeckia maxima), coloured X-ray.
    Plastic baby doll toy, X-ray. — Stock Photo
    Plastic baby doll toy, X-ray.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Red blood cells and platelets — Stock Photo
    Red blood cells and platelets
    Shell, X-ray, radiology scan — Stock Photo
    Shell, X-ray, radiology scan
    Human hair with dandruff, coloured scanning electron micrograph (SEM). — Stock Photo
    Human hair with dandruff, coloured scanning electron micrograph (SEM).
    Mature woman in MRI scanner. — Stock Photo
    Mature woman in MRI scanner.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Hands of doctor making scan of teeth of little boy while working in dentist clinic — Stock Photo
    Hands of doctor making scan of teeth of little boy while working in dentist clinic
    Human head anatomy — Stock Photo
    Human head anatomy
    Scanning electron micrograph of Brevibacteria on human feet causing odour. — Stock Photo
    Scanning electron micrograph of Brevibacteria on human feet causing odour.
    Long Hair Chinese woman holding a mug — Stock Photo
    Long Hair Chinese woman holding a mug
    Quartz crystals structure — Stock Photo
    Quartz crystals structure
    Lavandula, X-ray, radiology scan — Stock Photo
    Lavandula, X-ray, radiology scan
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (yellow) — 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 (yellow)
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Colored scanning electron micrograph of Streptococcus mutans anaerobic bacteria in normal bacteria flora of mouth. — Stock Photo
    Colored scanning electron micrograph of Streptococcus mutans anaerobic bacteria in normal bacteria flora of mouth.
    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.