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    Close-up of green chemical sample in glass phial. — Stock Photo
    Close-up of green chemical sample in glass phial.
    Swab sample from inside forensic evidence bag. — Stock Photo
    Swab sample from inside forensic evidence bag.
    Hands of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hands of scientist researching sample on microscope slide under light microscope.
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Female cell biologist examining flask containing stem cells cultivated in red growth medium. — Stock Photo
    Female cell biologist examining flask containing stem cells cultivated in red growth medium.
    Scientific laboratory researcher using test tube while experiment. — Stock Photo
    Scientific laboratory researcher using test tube while experiment.
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    Male scientist placing medical vials on a lab machine in laboratory — Stock Photo
    Male scientist placing medical vials on a lab machine in laboratory
    Scientists preparing multiwell plate with blood samples for testing and analysis. — Stock Photo
    Scientists preparing multiwell plate with blood samples for testing and analysis.
    Police evidence bag — Stock Photo
    Police evidence bag
    Close-up of doctor holding prepared influenza nasal vaccine. — Stock Photo
    Close-up of doctor holding prepared influenza nasal vaccine.
    Open laptop and scientific samples on table — Stock Photo
    Open laptop and scientific samples on table
    Tubes containing blood samples — Stock Photo
    Tubes containing blood samples
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Blood bags arranged in box at blood bank — Stock Photo
    Blood bags arranged in box at blood bank
    Female researcher preparing multi-well sample tray of blood for analysis. — Stock Photo
    Female researcher preparing multi-well sample tray of blood for analysis.
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Plastic test tubes in rack on white background. — Stock Photo
    Plastic test tubes in rack on white background.
    Female scientist removing medical samples from machine in lab — Stock Photo
    Female scientist removing medical samples from machine in lab
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Overhead view of pipettes in Pipetting plate in laboratory — Stock Photo
    Overhead view of pipettes in Pipetting plate in laboratory
    Unrecognizable serious black male scientist in medical robe and mask demonstrating blood sample in test tube while having video call on laptop in clinic — Stock Photo
    Unrecognizable serious black male scientist in medical robe and mask demonstrating blood sample in test tube while having video call on laptop in clinic
    Urine sample with test strip showing results. — Stock Photo
    Urine sample with test strip showing results.
    Close-up of blood sample in glass phial. — Stock Photo
    Close-up of blood sample in glass phial.
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium. — Stock Photo
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium.
    Female scientists in face masks and hijab working in laboratory — Stock Photo
    Female scientists in face masks and hijab working in laboratory
    Close-up of blood bag and plasma bag in blood bank — Stock Photo
    Close-up of blood bag and plasma bag in blood bank
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Close up scientist in rubber gloves using pipette to fill tray — Stock Photo
    Close up scientist in rubber gloves using pipette to fill tray
    Various blood bags in blood bank — Stock Photo
    Various blood bags in blood bank
    Close-up of sample on red liquid in centrifuge tube. — Stock Photo
    Close-up of sample on red liquid in centrifuge tube.
    From above closed glass ampoules with scientific samples arranged in black foam rubber case in lab — Stock Photo
    From above closed glass ampoules with scientific samples arranged in black foam rubber case in lab
    Close-up of bacteria colonies growing in Petri dish. — Stock Photo
    Close-up of bacteria colonies growing in Petri dish.
    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.
    Closeup anonymous doctor with syringe and tube with blood sample of patient for diagnostics research in veterinary clinic lab — Stock Photo
    Closeup anonymous doctor with syringe and tube with blood sample of patient for diagnostics research in veterinary clinic lab
    Close-up view of medical sample with genetic test results. — Stock Photo
    Close-up view of medical sample with genetic test results.
    Female scientists in face masks holding specimen in laboratory — Stock Photo
    Female scientists in face masks holding specimen in laboratory
    Woman using a lance to take a finger prick blood sample. — Stock Photo
    Woman using a lance to take a finger prick blood sample.
    Female cell biologist placing flask containing stem cells cultivated in red growth medium under microscope. — Stock Photo
    Female cell biologist placing flask containing stem cells cultivated in red growth medium under microscope.
    Test tube with red lid on blue background. — Stock Photo
    Test tube with red lid on blue background.
    Asia woman doctor checking device in a hospital — Stock Photo
    Asia woman doctor checking device in a hospital
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal swab test with cotton bud on African American female patient in clinic during coronavirus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal swab test with cotton bud on African American female patient in clinic during coronavirus outbreak
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Scientists in rubber gloves passing specimen cooler in laboratory — Stock Photo
    Scientists in rubber gloves passing specimen cooler in laboratory
    Scientist selecting human blood sample in laboratory. — Stock Photo
    Scientist selecting human blood sample in laboratory.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Scientist preparing sample in front of brain scans, neurology research concept. — Stock Photo
    Scientist preparing sample in front of brain scans, neurology research concept.
    Close-up view of medical equipment on tray. — Stock Photo
    Close-up view of medical equipment on tray.
    Close-up of blood sample in glass phial. — Stock Photo
    Close-up of blood sample in glass phial.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Scientist hand carrying bacteria colonies growing in Petri dish. — Stock Photo
    Scientist hand carrying bacteria colonies growing in Petri dish.
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Unrecognizable serious black male scientist in medical robe and mask demonstrating blood sample in test tube while having video call on laptop in clinic — Stock Photo
    Unrecognizable serious black male scientist in medical robe and mask demonstrating blood sample in test tube while having video call on laptop in clinic
    Female scientists in protective workwear examining specimen — Stock Photo
    Female scientists in protective workwear examining specimen
    Side view of content female veterinarian in uniform with test tube standing at table with microscope in laboratory — Stock Photo
    Side view of content female veterinarian in uniform with test tube standing at table with microscope in laboratory
    Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus — Stock Photo
    Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus
    Close-up of rack of cell cultures in tubes in laboratory. — Stock Photo
    Close-up of rack of cell cultures in tubes in laboratory.
    Mother helping son test blood sugar — Stock Photo
    Mother helping son test blood sugar
    Close-up of laboratory technician holding tube with blood sample in gloved hand. — Stock Photo
    Close-up of laboratory technician holding tube with blood sample in gloved hand.