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    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand. — Stock Photo
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand.
    Pipette adding sample to petri dish with DNA autoradiogram in background. — Stock Photo
    Pipette adding sample to petri dish with DNA autoradiogram in background.
    Texture of Metamorphic rock formed by the serpentine group of minerals; Washington State — Stock Photo
    Texture of Metamorphic rock formed by the serpentine group of minerals; Washington State
    Close-up of trowel with soil above samples separated in containers. — Stock Photo
    Close-up of trowel with soil above samples separated in containers.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Served dishes of cheese, hummus and jerked meat with flatbread on gray table — Stock Photo
    Served dishes of cheese, hummus and jerked meat with flatbread on gray table
    Laboratory technicians analyzing blood bags in blood bank — Stock Photo
    Laboratory technicians analyzing blood bags in blood bank
    Business executives discussing over blueprint in office — Stock Photo
    Business executives discussing over blueprint in office
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Female scientist pipetting sample into microcentrifuge tubes ready for automated analysis while biotechnology research. — Stock Photo
    Female scientist pipetting sample into microcentrifuge tubes ready for automated analysis while biotechnology research.
    Female scientist in face mask examining specimen in laboratory — Stock Photo
    Female scientist in face mask examining specimen in laboratory
    Woman flicking through fabric — Stock Photo
    Woman flicking through fabric
    Person pouring rose wine — Stock Photo
    Person pouring rose wine
    Hands of scientist in laboratory mixing samples of soil with reagent. — Stock Photo
    Hands of scientist in laboratory mixing samples of soil with reagent.
    Microbiological culture growing in Petri dish. — Stock Photo
    Microbiological culture growing in Petri dish.
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis.
    Close up scientist holding specimen tray — Stock Photo
    Close up scientist holding specimen tray
    Close-up of hand in glove using equipment in laboratory. — Stock Photo
    Close-up of hand in glove using equipment in laboratory.
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Close-up of bacteria colonies growing in Petri dish. — Stock Photo
    Close-up of bacteria colonies growing in Petri dish.
    Business executive looking at stone slab in office — Stock Photo
    Business executive looking at stone slab in office
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.
    Female scientist examining test tube in laboratory — Stock Photo
    Female scientist examining test tube in laboratory
    Young male researcher looking at sample under microscope in laboratory. — Stock Photo
    Young male researcher looking at sample under microscope in laboratory.
    Male scientist placing chemical tube glass bottle on a machine in laboratory — Stock Photo
    Male scientist placing chemical tube glass bottle on a machine in laboratory
    Close-up of fungus colony growing on agar plate. — Stock Photo
    Close-up of fungus colony growing on agar plate.
    Water quality inspector taking sample of water at suspected pollution site — Stock Photo
    Water quality inspector taking sample of water at suspected pollution site
    Examining petri dish under microscope. — Stock Photo
    Examining petri dish under microscope.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Man and woman examining bottles in beer factory — Stock Photo
    Man and woman examining bottles in beer factory
    Side view crop concentrated male scientist in lab coat and mask holding hands in biosafety cabinet while working with contaminated materials — Stock Photo
    Side view crop concentrated male scientist in lab coat and mask holding hands in biosafety cabinet while working with contaminated materials
    Scientists experimenting together in laboratory — Stock Photo
    Scientists experimenting together in laboratory
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    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.
    Scientific laboratory researcher making chemical experiment. — Stock Photo
    Scientific laboratory researcher making chemical experiment.
    Hand of researcher holding vacutainer tube above pool of blood and syringe. — Stock Photo
    Hand of researcher holding vacutainer tube above pool of blood and syringe.
    Female scientist using pipette tray at laboratory fume hood — Stock Photo
    Female scientist using pipette tray at laboratory fume hood
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background
    Forensics expert photographing evidence at crime scene. — Stock Photo
    Forensics expert photographing evidence at crime scene.
    Mid section of male scientist experimenting in laboratory — Stock Photo
    Mid section of male scientist experimenting in laboratory
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Business executive using laptop in office — Stock Photo
    Business executive using laptop in office
    Business executive looking at stone slab in office — Stock Photo
    Business executive looking at stone slab in office
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Light microscope on laboratory bench. — Stock Photo
    Light microscope on laboratory bench.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Male scientist using microscope in laboratory — Stock Photo
    Male scientist using microscope in laboratory
    Senior woman doing a mailed DNA test at home. — Stock Photo
    Senior woman doing a mailed DNA test at home.
    Female microbiologist working in laboratory with biotechnology liquid. — Stock Photo
    Female microbiologist working in laboratory with biotechnology liquid.
    Business executives discussing over digital tablet in office — Stock Photo
    Business executives discussing over digital tablet in office
    Top view of microbes growing on agar plate. — Stock Photo
    Top view of microbes growing on agar plate.
    Lab technician adding liquid from graduated cylinder to beaker — Stock Photo
    Lab technician adding liquid from graduated cylinder to beaker
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Pollution control inspector taking sample of mud in field by lake. — Stock Photo
    Pollution control inspector taking sample of mud in field by lake.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Close-up of green chemical sample in glass phial. — Stock Photo
    Close-up of green chemical sample in glass phial.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Various blood bags in blood bank — Stock Photo
    Various blood bags in blood bank