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    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Computer enhanced false-colour Magnetic Resonance Image (MRI) of a mid-sagittal section through the head of a normal 46 year-old woman, showing structures of the brain, spine and facial tissues. — Stock Photo
    Computer enhanced false-colour Magnetic Resonance Image (MRI) of a mid-sagittal section through the head of a normal 46 year-old woman, showing structures of the brain, spine and facial tissues.
    Leech, coloured scanning electron micrograph (SEM). — Stock Photo
    Leech, coloured scanning electron micrograph (SEM).
    Close-up of female scanning the boarding pass with digital tablet — Stock Photo
    Close-up of female scanning the boarding pass with digital tablet
    Clematis montana pollen — Stock Photo
    Clematis montana pollen
    Micrograph of tendon fibres — Stock Photo
    Micrograph of tendon fibres
    Collagen bundles from the delicate connective tissue — Stock Photo
    Collagen bundles from the delicate connective tissue
    Briefcase with various items, coloured X-ray. — Stock Photo
    Briefcase with various items, coloured X-ray.
    High angle of QR code of menu of Asian restaurant placed on table with napkin and chopsticks — Stock Photo
    High angle of QR code of menu of Asian restaurant placed on table with napkin and chopsticks
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Woman in mask and doctor uniform making scan of teeth of little boy while working in dentist clinic — Stock Photo
    Woman in mask and doctor uniform making scan of teeth of little boy while working in dentist clinic
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Portrait of senior woman undergoing an x-ray test in hospital — Stock Photo
    Portrait of senior woman undergoing an x-ray test in hospital
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM). — Stock Photo
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM).
    Kiwi fruit (Actinidia deliciosa) pollen grain, coloured scanning electron micrograph (SEM). — Stock Photo
    Kiwi fruit (Actinidia deliciosa) pollen grain, coloured scanning electron micrograph (SEM).
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Colored computed tomography scan of section through brain of senior male patient with dementia. — Stock Photo
    Colored computed tomography scan of section through brain of senior male patient with dementia.
    Fungal cells showing sporangium — Stock Photo
    Fungal cells showing sporangium
    House dust mites — Stock Photo
    House dust mites
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    Colored carotid artery, medical doppler ultrasound scan. — Stock Photo
    Colored carotid artery, medical doppler ultrasound scan.
    Person with hands on their head, headache, coloured X-ray. — Stock Photo
    Person with hands on their head, headache, coloured X-ray.
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    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).
    X-ray machine in empty room at hospital — Stock Photo
    X-ray machine in empty room at hospital
    Skeleton lower leg in brogue footwear walking, X-ray. — Stock Photo
    Skeleton lower leg in brogue footwear walking, X-ray.
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph. — Stock Photo
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Modern hospital operating room prepared for brain surgery. — Stock Photo
    Modern hospital operating room prepared for brain surgery.
    Middle-aged woman on an open MRI machine waiting for the test to begin — Stock Photo
    Middle-aged woman on an open MRI machine waiting for the test to begin
    Physical therapist performing foot pressure scan for child on illuminated platform. — Stock Photo
    Physical therapist performing foot pressure scan for child on illuminated platform.
    Doctor examining brain mri scan on computer at hospital — Stock Photo
    Doctor examining brain mri scan on computer at hospital
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Blue colored dust mite, digital illustration. — Stock Photo
    Blue colored dust mite, digital illustration.
    Illustration of abstract cancer cell with tentacles on plain background. — Stock Photo
    Illustration of abstract cancer cell with tentacles on plain background.
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Peony flower (Paeonia officinalis), X-ray. — Stock Photo
    Peony flower (Paeonia officinalis), X-ray.
    Blood clot structure — Stock Photo
    Blood clot structure
    Close-up of digital dermatoscope examining mole on patient arm. — Stock Photo
    Close-up of digital dermatoscope examining mole on patient arm.
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Coloured computed tomography (CT) scan of the brain of a 25 year old patient with a meningioma (blue). — Stock Photo
    Coloured computed tomography (CT) scan of the brain of a 25 year old patient with a meningioma (blue).
    Skeleton proposing, X-ray. — Stock Photo
    Skeleton proposing, X-ray.
    Red blood cells — Stock Photo
    Red blood cells
    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.
    Breast cancer cells growing in culture — Stock Photo
    Breast cancer cells growing in culture
    Blue colored dust mite, digital illustration. — Stock Photo
    Blue colored dust mite, digital illustration.
    Brass French horn, X-ray. — Stock Photo
    Brass French horn, X-ray.
    Portrait of surgeon operating ultrasonic device at hospital — Stock Photo
    Portrait of surgeon operating ultrasonic device at hospital
    Coloured scanning electron micrograph (SEM) of the inner lining of the stomach (gastric mucosa). — Stock Photo
    Coloured scanning electron micrograph (SEM) of the inner lining of the stomach (gastric mucosa).
    Desk tidy and writing tools, X-ray — Stock Photo
    Desk tidy and writing tools, X-ray
    Middle-aged woman and her doctor in an open MRI machine waiting for the test to start — Stock Photo
    Middle-aged woman and her doctor in an open MRI machine waiting for the test to start
    Activated blood cell fragments platelets, coloured scanning electron micrograph. — Stock Photo
    Activated blood cell fragments platelets, coloured scanning electron micrograph.
    Skeleton holding an open umbrella above him, X-ray. — Stock Photo
    Skeleton holding an open umbrella above him, X-ray.
    Woman undergoing examination in skin clinic. — Stock Photo
    Woman undergoing examination in skin clinic.
    Crop doctor in medical gloves measuring temperature of female driver while using infrared camera during coronavirus epidemic — Stock Photo
    Crop doctor in medical gloves measuring temperature of female driver while using infrared camera during coronavirus epidemic