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1817 results

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    Tapeworm cysts in the brain — Stock Photo
    Tapeworm cysts in the brain
    Nanoscale spikes formed on gold surface — Stock Photo
    Nanoscale spikes formed on gold surface
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Blue brain tumour on magnetic resonance imaging scan, illustration. — Stock Photo
    Blue brain tumour on magnetic resonance imaging scan, illustration.
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red).
    Colored scanning electron micrograph of predatory ciliate protozoan Loxophyllum. — Stock Photo
    Colored scanning electron micrograph of predatory ciliate protozoan Loxophyllum.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Scanning electron micrograph of bacteria cultured from sample of human faeces. — Stock Photo
    Scanning electron micrograph of bacteria cultured from sample of human faeces.
    Dog tapeworm head — Stock Photo
    Dog tapeworm head
    Red and white blood cells aggregating — Stock Photo
    Red and white blood cells aggregating
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Coloured scanning electron micrograph of bacteria from culture of breast milk. — Stock Photo
    Coloured scanning electron micrograph of bacteria from culture of breast milk.
    Flower, X-ray, radiology scan — Stock Photo
    Flower, X-ray, radiology scan
    Focused male surgeon working at laptop in hospital — Stock Photo
    Focused male surgeon working at laptop in hospital
    Doctors examining brain mri scan on digital tablet at hospital — Stock Photo
    Doctors examining brain mri scan on digital tablet at hospital
    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).
    From above of crop unrecognizable male using smartphone and scanning QR code of menu of restaurant — Stock Photo
    From above of crop unrecognizable male using smartphone and scanning QR code of menu of restaurant
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Female patient undergoing computed tomography diagnostics. — Stock Photo
    Female patient undergoing computed tomography diagnostics.
    Coloured scanning electron micrograph (SEM) of rods (yellow) and cones (green) in the retina of the eye. — Stock Photo
    Coloured scanning electron micrograph (SEM) of rods (yellow) and cones (green) in the retina of the eye.
    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
    Surgeons reviewing and discussing MRI scans at medical clinic — Stock Photo
    Surgeons reviewing and discussing MRI scans at medical clinic
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Clock springs, X-ray. — Stock Photo
    Clock springs, X-ray.
    White blood cells — Stock Photo
    White blood cells
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    View of ultrasound scanner with pregnant woman begin exterminate in modern hospital — Stock Photo
    View of ultrasound scanner with pregnant woman begin exterminate in modern hospital
    Cat flea head — Stock Photo
    Cat flea head
    Red blood cells — Stock Photo
    Red blood cells
    Modern vision test equipment and chair against white wall in optician office in clinic — Stock Photo
    Modern vision test equipment and chair against white wall in optician office in clinic
    Female patient undergoing an x-ray test in the hospital — Stock Photo
    Female patient undergoing an x-ray test in the hospital
    Woman dentist with mask analyzing an x-ray scan in dental clinic — Stock Photo
    Woman dentist with mask analyzing an x-ray scan in dental clinic
    Acrospaera radiolarian shell — Stock Photo
    Acrospaera radiolarian shell
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast.
    Blue colored dust mite, digital illustration. — Stock Photo
    Blue colored dust mite, digital illustration.
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse. — Stock Photo
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse.
    Rider with cycle helmet, X-ray — Stock Photo
    Rider with cycle helmet, X-ray
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Dividing prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Dividing prostate cancer cells, coloured scanning electron micrograph.
    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
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Human cell infected with Simian Immunodeficiency Virus from sooty mangabey, colored scanning electron micrograph. — Stock Photo
    Human cell infected with Simian Immunodeficiency Virus from sooty mangabey, colored scanning electron micrograph.
    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.
    Skeleton proposing, X-ray. — Stock Photo
    Skeleton proposing, X-ray.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Healthy human brain — Stock Photo
    Healthy human brain
    Human head anatomy — Stock Photo
    Human head anatomy
    Doctor consoling patient before mri scan at hospital — Stock Photo
    Doctor consoling patient before mri scan at hospital
    Surgeons reviewing and discussing MRI scans — Stock Photo
    Surgeons reviewing and discussing MRI scans
    Colored scanning electron micrograph of microstructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of microstructures formed on nickel surface.
    Blood clot or thrombus — Stock Photo
    Blood clot or thrombus
    Red blood cells — Stock Photo
    Red blood cells
    Female patient receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Female patient receiving a ultrasound scan on the stomach in hospital
    Cells of brewer yeast — Stock Photo
    Cells of brewer yeast