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    Top view of microbes growing on agar plate on plain background. — Stock Photo
    Top view of microbes growing on agar plate on plain background.
    White human brain on black background, digital artwork. — Stock Photo
    White human brain on black background, digital artwork.
    Digital illustration of red virus particles on plain background. — Stock Photo
    Digital illustration of red virus particles on plain background.
    Doctor using cell phone in hospital hallway — Stock Photo
    Doctor using cell phone in hospital hallway
    Digital illustration of green virus particles on plain background. — Stock Photo
    Digital illustration of green virus particles on plain background.
    Blue cancer cells, digital illustration. — Stock Photo
    Blue cancer cells, digital illustration.
    Silhouette of human brain on plain background, digital illustration. — Stock Photo
    Silhouette of human brain on plain background, digital illustration.
    Close-up of microbes and fungus growing on agar plate. — Stock Photo
    Close-up of microbes and fungus growing on agar plate.
    Top view of microbes growing on agar plate on plain background. — Stock Photo
    Top view of microbes growing on agar plate on plain background.
    Close-up of microbes and fungus growing on agar plate on white background. — Stock Photo
    Close-up of microbes and fungus growing on agar plate on white background.
    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.
    Dctor in hospital ward tablet pc — Stock Photo
    Dctor in hospital ward tablet pc
    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.
    Top view of microbes growing on agar plate. — Stock Photo
    Top view of microbes growing on agar plate.
    Silhouette of human brain on plain background, digital illustration. — Stock Photo
    Silhouette of human brain on plain background, digital illustration.
    Digital illustration of blue virus particles on black background. — Stock Photo
    Digital illustration of blue virus particles on black background.
    Silhouette of human brain and skull, digital illustration. — Stock Photo
    Silhouette of human brain and skull, digital illustration.
    Digital artwork of round blue cells on plain background. — Stock Photo
    Digital artwork of round blue cells on plain background.
    Top view of microbes growing on agar plate on plain background. — Stock Photo
    Top view of microbes growing on agar plate on plain background.
    Surgical lamps in operating theater with surgeons in background. — Stock Photo
    Surgical lamps in operating theater with surgeons in background.
    Male African American doctor making telephone call. — Stock Photo
    Male African American doctor making telephone call.
    Red cancer cells, digital illustration. — Stock Photo
    Red cancer cells, digital illustration.
    Digital artwork of human sperm on plain background. — Stock Photo
    Digital artwork of human sperm on plain background.
    Crop hands providing autopsies of fetus with lancet. — Stock Photo
    Crop hands providing autopsies of fetus with lancet.
    Scientist seen through window in door providing revision in lab — Stock Photo
    Scientist seen through window in door providing revision in lab
    Scientist pouring reagents with pipette to flasks while experiment — Stock Photo
    Scientist pouring reagents with pipette to flasks while experiment
    Back view of empty dental chair at clinic Interior — Stock Photo
    Back view of empty dental chair at clinic Interior
    DNA researcher pipetting into tube with reference in background. — Stock Photo
    DNA researcher pipetting into tube with reference in background.
    Close-up of rack of cell cultures in tubes in laboratory. — Stock Photo
    Close-up of rack of cell cultures in tubes in laboratory.
    Close-up of lab-on-a-chip integrated circuit device on black background. — Stock Photo
    Close-up of lab-on-a-chip integrated circuit device on black background.
    Microscope and pile on Petri dishes in laboratory on blue background. — Stock Photo
    Microscope and pile on Petri dishes in laboratory on blue background.
    Scientist holding object with tweezers — Stock Photo
    Scientist holding object with tweezers
    Plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish in laboratory.
    Red cancer cells, digital illustration. — Stock Photo
    Red cancer cells, digital illustration.
    Researcher in white costume writing on tablet at laboratory. — Stock Photo
    Researcher in white costume writing on tablet at laboratory.
    Scientist using pipette while experiment — Stock Photo
    Scientist using pipette while experiment
    Empty test tubes in red rack. — Stock Photo
    Empty test tubes in red rack.
    Crop hand in glove holding ahead of the dead fetus wet specimen. — Stock Photo
    Crop hand in glove holding ahead of the dead fetus wet specimen.
    Side view of scientist providing research and operating with tablet on wall of laboratory. — Stock Photo
    Side view of scientist providing research and operating with tablet on wall of laboratory.
    Scientist in costume posing in laboratory — Stock Photo
    Scientist in costume posing in laboratory
    Cropped image of scientists providing research with scales in laboratory. — Stock Photo
    Cropped image of scientists providing research with scales in laboratory.
    Close-up of empty and sterile phials in red plastic box. — Stock Photo
    Close-up of empty and sterile phials in red plastic box.
    Scientist pouring liquid in steaming flask — Stock Photo
    Scientist pouring liquid in steaming flask
    Scientist working with equipment at laboratory — Stock Photo
    Scientist working with equipment at laboratory
    Close-up of lab-on-a-chip integrated circuit device on black background. — Stock Photo
    Close-up of lab-on-a-chip integrated circuit device on black background.
    Empty and sterile phials in red plastic box. — Stock Photo
    Empty and sterile phials in red plastic box.
    Close-up of lab-on-a-chip integrated circuit device on black background. — Stock Photo
    Close-up of lab-on-a-chip integrated circuit device on black background.
    Scientist person providing chemistry experiment with flasks in laboratory. — Stock Photo
    Scientist person providing chemistry experiment with flasks in laboratory.
    Close-up of lab-on-a-chip integrated circuit device on black background. — Stock Photo
    Close-up of lab-on-a-chip integrated circuit device on black background.
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Crop scientist using pipette and scales while making research. — Stock Photo
    Crop scientist using pipette and scales while making research.
    Microscope and piles on Petri dishes in laboratory on blue background. — Stock Photo
    Microscope and piles on Petri dishes in laboratory on blue background.
    Close-up of pipette pipetting into microcentrifuge tubes in pathogenic laboratory. — Stock Photo
    Close-up of pipette pipetting into microcentrifuge tubes in pathogenic laboratory.
    Doctors undertaking automated external defibrillator training. — Stock Photo
    Doctors undertaking automated external defibrillator training.
    Multiwell plate with biological samples in scientist hand. — Stock Photo
    Multiwell plate with biological samples in scientist hand.
    Cell cultures under microscope in laboratory. — Stock Photo
    Cell cultures under microscope in laboratory.
    Two scientists providing research with scales in laboratory. — Stock Photo
    Two scientists providing research with scales in laboratory.
    Cropped view of female doctor holding digital tablet. — Stock Photo
    Cropped view of female doctor holding digital tablet.