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    Female doctor performing skin prick allergy testing on boy for possible allergen. — Stock Photo
    Female doctor performing skin prick allergy testing on boy for possible allergen.
    Laboratory female technician with scientific micropipette. — Stock Photo
    Laboratory female technician with scientific micropipette.
    Scientist female with sample and tubes in a lab — Stock Photo
    Scientist female with sample and tubes in a lab
    Female pediatrician performing allergy skin prick test on little boy with mother in immunologist office. — Stock Photo
    Female pediatrician performing allergy skin prick test on little boy with mother in immunologist office.
    Female pediatrician performing allergy skin prick test on little boy with mother in immunologist office. — Stock Photo
    Female pediatrician performing allergy skin prick test on little boy with mother in immunologist office.
    Assorted disposable plastic pipette tips and sample tubes. — Stock Photo
    Assorted disposable plastic pipette tips and sample tubes.
    Woman applying oil to an eyelash brush — Stock Photo
    Woman applying oil to an eyelash brush
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory
    Young female scientist with microscope in laboratory. — Stock Photo
    Young female scientist with microscope in laboratory.
    Close-up of pipetting sample for biological research. — Stock Photo
    Close-up of pipetting sample for biological research.
    Mid section of male scientist experimenting in laboratory — Stock Photo
    Mid section of male scientist experimenting in laboratory
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Female doctor measuring with calipers allergic reaction during skin prick test. — Stock Photo
    Female doctor measuring with calipers allergic reaction during skin prick test.
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Female lab assistant using pipette, close-up. — Stock Photo
    Female lab assistant using pipette, close-up.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Researchers hand mixing solution — Stock Photo
    Researchers hand mixing solution
    Male college student conducting scientific experiment in science laboratory classroom — Stock Photo
    Male college student conducting scientific experiment in science laboratory classroom
    Close-up of petri dishes with pipette. — Stock Photo
    Close-up of petri dishes with pipette.
    Close-up of pipetting sample into row of test tubes during experiment in laboratory. — Stock Photo
    Close-up of pipetting sample into row of test tubes during experiment in laboratory.
    Teacher and students conducting scientific experiment — Stock Photo
    Teacher and students conducting scientific experiment
    Lens of modern machine over Petri dish and manipulators during process of ovum fertilization in contemporary lab of clinic — Stock Photo
    Lens of modern machine over Petri dish and manipulators during process of ovum fertilization in contemporary lab of clinic
    Pipetting samples machinery for gel electrophoresis. — Stock Photo
    Pipetting samples machinery for gel electrophoresis.
    Doctor with medicine and pipette — Stock Photo
    Doctor with medicine and pipette
    Young female scientist doing experiment with liquid in laboratory. — Stock Photo
    Young female scientist doing experiment with liquid in laboratory.
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Female researcher using micropipette and tubes in laboratory, close-up. — Stock Photo
    Female researcher using micropipette and tubes in laboratory, close-up.
    Male scientist sitting at table in laboratory — Stock Photo
    Male scientist sitting at table in laboratory
    Close-up of female scientist using pipette in laboratory — Stock Photo
    Close-up of female scientist using pipette in laboratory
    Curious girls at interactive exhibit in science center — Stock Photo
    Curious girls at interactive exhibit in science center
    Technician pipetting samples into cartridges for solid phase extraction. — Stock Photo
    Technician pipetting samples into cartridges for solid phase extraction.
    Female doctor measuring with calipers allergic reaction during skin prick test. — Stock Photo
    Female doctor measuring with calipers allergic reaction during skin prick test.
    Graduated pipette and test tubes — Stock Photo
    Graduated pipette and test tubes
    Female scientist filling pipette trays at fume hood in laboratory — Stock Photo
    Female scientist filling pipette trays at fume hood in laboratory
    Technician pipetting samples into cartridges for solid phase extraction. — Stock Photo
    Technician pipetting samples into cartridges for solid phase extraction.
    Close-up of pipetting sample into plastic micro-centrifuge tube rack. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube rack.
    Female lab assistant using pipette, close-up. — Stock Photo
    Female lab assistant using pipette, close-up.
    Chemist working in laboratory with laptop and colleague in background. — Stock Photo
    Chemist working in laboratory with laptop and colleague in background.
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Fertilization of human egg — Stock Photo
    Fertilization of human egg
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Close-up of pipetting liquid into Eppendorf tubes. — Stock Photo
    Close-up of pipetting liquid into Eppendorf tubes.
    Mid section of worker checking quality of gin in factory — Stock Photo
    Mid section of worker checking quality of gin in factory
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Adult woman working in chemistry lab — Stock Photo
    Adult woman working in chemistry lab
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Male teacher and boy student conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and boy student conducting scientific experiment in laboratory classroom
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Side view of mature female scientist with clipboard examining glassware while working in modern chemistry laboratory — Stock Photo
    Side view of mature female scientist with clipboard examining glassware while working in modern chemistry laboratory
    Lab chemist preparing graduated cylinder for standard solution — Stock Photo
    Lab chemist preparing graduated cylinder for standard solution
    Hands of doctor performing allergy skin prick test on little boy arm. — Stock Photo
    Hands of doctor performing allergy skin prick test on little boy arm.
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Close up of pipettes in plastic stand on table in lab — Stock Photo
    Close up of pipettes in plastic stand on table in lab
    Cropped image scientist adding liquid in flask — Stock Photo
    Cropped image scientist adding liquid in flask
    Female scientist in hijab and face mask using pipette in laboratory — Stock Photo
    Female scientist in hijab and face mask using pipette in laboratory
    Female laboratory assistant using pipette. — Stock Photo
    Female laboratory assistant using pipette.
    Close-up of pipetting sample into plastic micro-centrifuge tube. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube.
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory — Stock Photo
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory