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    Close-up of rack of cell cultures in tubes in laboratory. — Stock Photo
    Close-up of rack of cell cultures in tubes in laboratory.
    Gloved hand holding blood sample in test tube. — Stock Photo
    Gloved hand holding blood sample in test tube.
    Genetic Test. Tube and swab for DNA collection from mouth. — Stock Photo
    Genetic Test. Tube and swab for DNA collection from mouth.
    Laboratory assistant holding test tube, close-up. — Stock Photo
    Laboratory assistant holding test tube, close-up.
    Robot arm with test tube. — Stock Photo
    Robot arm with test tube.
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Female scientist holding tube with blood sample. — Stock Photo
    Female scientist holding tube with blood sample.
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Close-up of pipetting sample into plastic micro-centrifuge tube. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube.
    DNA swab on genetic test results. — Stock Photo
    DNA swab on genetic test results.
    Senior woman preparing DNA test kit. — Stock Photo
    Senior woman preparing DNA test kit.
    Urine sample in plastic cup on plain background. — Stock Photo
    Urine sample in plastic cup on plain background.
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Scientific laboratory researcher using test tube and microscope. — Stock Photo
    Scientific laboratory researcher using test tube and microscope.
    Scientist viewing sample on glass slide before light microscope. — Stock Photo
    Scientist viewing sample on glass slide before light microscope.
    Laboratory technicians analyzing blood sample in blood bank — Stock Photo
    Laboratory technicians analyzing blood sample in blood bank
    Crop anonymous black male doctor in medical uniform and mask showing test tube with blood sample to happy diverse different aged women and boy during distance consultation via video call — Stock Photo
    Crop anonymous black male doctor in medical uniform and mask showing test tube with blood sample to happy diverse different aged women and boy during distance consultation via video call
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Crop anonymous scientist in sterile gloves showing sample tube with cannabis extract for analysis in lab — Stock Photo
    Crop anonymous scientist in sterile gloves showing sample tube with cannabis extract for analysis in lab
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    From above glass vials with pink liquid and empty tube on table by laptop with black screen in lab — Stock Photo
    From above glass vials with pink liquid and empty tube on table by laptop with black screen in lab
    Medical healthcare technologist holding COVID-19 swab collection kit, — Stock Photo
    Medical healthcare technologist holding COVID-19 swab collection kit,
    Close-up of sample tubes in rack. — Stock Photo
    Close-up of sample tubes in rack.
    Lab chemist placing a sample slide on a microscope stage — Stock Photo
    Lab chemist placing a sample slide on a microscope stage
    Overhead view of pipettes in Pipetting plate in laboratory — Stock Photo
    Overhead view of pipettes in Pipetting plate 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
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Single test tube with blood sample in rack. — Stock Photo
    Single test tube with blood sample in rack.
    Side view of male scientist experimenting in laboratory — Stock Photo
    Side view of male scientist experimenting in laboratory
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Assorted disposable plastic pipette tips and sample tubes. — Stock Photo
    Assorted disposable plastic pipette tips and sample tubes.
    Scientist holding petri dish and syringe. — Stock Photo
    Scientist holding petri dish and syringe.
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Single test tube with blood sample. — Stock Photo
    Single test tube with blood sample.
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Close-up of Eppendorf tubes in rack. — Stock Photo
    Close-up of Eppendorf tubes in rack.
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Lab technician picking up samples — Stock Photo
    Lab technician picking up samples
    DNA test result on microcentrifuge tube with DNA sample in scientist hand. — Stock Photo
    DNA test result on microcentrifuge tube with DNA sample in scientist hand.
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Scientist preparing sample in front of brain scans, neurology research concept. — Stock Photo
    Scientist preparing sample in front of brain scans, neurology research concept.
    Female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Blood sample in tube on blue background. — Stock Photo
    Blood sample in tube on blue background.
    Unrecognizable chemist taking blue fluid with pipette while conducting experiment in modern lab — Stock Photo
    Unrecognizable chemist taking blue fluid with pipette while conducting experiment in modern lab
    Female working at laptop with medical vials — Stock Photo
    Female working at laptop with medical vials
    DNA test result on microcentrifuge tube with DNA sample in scientist hand. — Stock Photo
    DNA test result on microcentrifuge tube with DNA sample in scientist hand.
    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.
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory
    Female scientific researcher working in laboratory and pipetting into test tube. — Stock Photo
    Female scientific researcher working in laboratory and pipetting into test tube.
    Close up of rack of test tubes with solution in lab — Stock Photo
    Close up of rack of test tubes with solution in lab
    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.
    Spilt blood sample on white background. — Stock Photo
    Spilt blood sample on white background.
    Female scientist holding blood sample by microscope in laboratory. — Stock Photo
    Female scientist holding blood sample by microscope in laboratory.
    Mid section of scientist analyzing a sample at lab — Stock Photo
    Mid section of scientist analyzing a sample at lab
    Researcher extracting blood from a vial — Stock Photo
    Researcher extracting blood from a vial
    Scientist holding test tubes with liquids in hand — Stock Photo
    Scientist holding test tubes with liquids in hand
    Samples in tubes stored in container with ice. — Stock Photo
    Samples in tubes stored in container with ice.
    DNA testing using saliva sample. — Stock Photo
    DNA testing using saliva sample.
    Mid section of laboratory technician working in blood bank — Stock Photo
    Mid section of laboratory technician working in blood bank
    Lab chemist preparing graduated cylinder for standard solution — Stock Photo
    Lab chemist preparing graduated cylinder for standard solution