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    Cropped view of scientist hands holding samples for biological research. — Stock Photo
    Cropped view of scientist hands holding samples for biological research.
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    Close-up of sample tubes in rack. — Stock Photo
    Close-up of sample tubes in rack.
    Glass ampoules of hyaluronic acid. — Stock Photo
    Glass ampoules of hyaluronic acid.
    Close-up of pipetting liquid into Eppendorf tubes. — Stock Photo
    Close-up of pipetting liquid into Eppendorf tubes.
    Closeup view of shellfish soup with scampi in test tubes — Stock Photo
    Closeup view of shellfish soup with scampi in test tubes
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Test tubes and baby pacifiers on plain background. — Stock Photo
    Test tubes and baby pacifiers on plain background.
    Chinese siblings wearing swimming tubes running to car with parents — Stock Photo
    Chinese siblings wearing swimming tubes running to car with parents
    Close-up of external filter for treatment of patient with kidney failure. — Stock Photo
    Close-up of external filter for treatment of patient with kidney failure.
    Variety of potential drugs in pharmaceutical vials and test tubes. — Stock Photo
    Variety of potential drugs in pharmaceutical vials and test tubes.
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Chemicals in bottles and tubes on laboratory table. — Stock Photo
    Chemicals in bottles and tubes on laboratory table.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Scientist holding meat piece with tweezers for food research. — Stock Photo
    Scientist holding meat piece with tweezers for food research.
    Chinese siblings wearing swimming tubes running to car with parents — Stock Photo
    Chinese siblings wearing swimming tubes running to car with parents
    Wheat grains and corn in containers with laboratory equipment for food research. — Stock Photo
    Wheat grains and corn in containers with laboratory equipment for food research.
    Close-up of scientist planting seedlings into test tubes. — Stock Photo
    Close-up of scientist planting seedlings into test tubes.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Close-up of sample tubes in in vitro fertilisation lab. — Stock Photo
    Close-up of sample tubes in in vitro fertilisation lab.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Closeup view of three rolled wafers on black plate — Stock Photo
    Closeup view of three rolled wafers on black plate
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Blood sample in kidney dish with urine sample on table. — Stock Photo
    Blood sample in kidney dish with urine sample on table.
    Female scientist pipetting liquid into Eppendorf tubes. — Stock Photo
    Female scientist pipetting liquid into Eppendorf tubes.
    Closeup view of fried calamari tubes with lemons — Stock Photo
    Closeup view of fried calamari tubes with lemons
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Chinese family putting water sports equipment into car trunk — Stock Photo
    Chinese family putting water sports equipment into car trunk
    Scientist pipetting samples into test tubes in laboratory. — Stock Photo
    Scientist pipetting samples into test tubes in laboratory.
    Female scientist pipetting liquid into Eppendorf tubes. — Stock Photo
    Female scientist pipetting liquid into Eppendorf tubes.
    Multipipette and rack of vials for genetic research on white background. — Stock Photo
    Multipipette and rack of vials for genetic research on white background.
    Various dried fruits in test tubes over white surface — Stock Photo
    Various dried fruits in test tubes over white surface
    Chinese siblings with water sports equipment posing in front of car and parents — Stock Photo
    Chinese siblings with water sports equipment posing in front of car and parents
    Chinese siblings with water sports equipment posing in front of car and parents — Stock Photo
    Chinese siblings with water sports equipment posing in front of car and parents
    Scientist pipetting samples into test tubes in laboratory. — Stock Photo
    Scientist pipetting samples into test tubes in laboratory.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Scientist pipetting samples into test tubes in laboratory. — Stock Photo
    Scientist pipetting samples into test tubes in laboratory.
    Laboratory glassware standing on table. — Stock Photo
    Laboratory glassware standing on table.
    Laboratory sample tubes in rack. — Stock Photo
    Laboratory sample tubes in rack.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Syringe dripping blood droplet into test tubes. — Stock Photo
    Syringe dripping blood droplet into test tubes.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Female laboratory assistant using tap. — Stock Photo
    Female laboratory assistant using tap.
    Grains and carbohydrates in test tubes. — Stock Photo
    Grains and carbohydrates in test tubes.
    Laboratory glassware standing on table. — Stock Photo
    Laboratory glassware standing on table.
    Laboratory storage box for eppendorf tubes. — Stock Photo
    Laboratory storage box for eppendorf tubes.
    Fluid pouring into laboratory glassware. — Stock Photo
    Fluid pouring into laboratory glassware.
    Closeup view of Rigatoni tube-shaped pasta in overturned jar — Stock Photo
    Closeup view of Rigatoni tube-shaped pasta in overturned jar
    Female scientist holding blood samples in test tubes. — Stock Photo
    Female scientist holding blood samples in test tubes.
    Close-up view of laboratory glassware. — Stock Photo
    Close-up view of laboratory glassware.
    Close-up view of laboratory glassware. — Stock Photo
    Close-up view of laboratory glassware.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Close-up view of plants in test tubes. — Stock Photo
    Close-up view of plants in test tubes.
    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Barcodes on test tubes with blood samples. — Stock Photo
    Barcodes on test tubes with blood samples.
    Fluid pouring into laboratory glassware. — Stock Photo
    Fluid pouring into laboratory glassware.