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    Labelled test tubes with blood samples. — Stock Photo
    Labelled test tubes with blood samples.
    Scientist preparing samples in microcentrifuge tubes for chemical analysis. — Stock Photo
    Scientist preparing samples in microcentrifuge tubes for chemical analysis.
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis.
    Rear view of scientist working with equipment at laboratory — Stock Photo
    Rear view of scientist working with equipment at laboratory
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Laboratory with scientific equipment to test and analyse products, drinks industry, Tasting and health and safety. — Stock Photo
    Laboratory with scientific equipment to test and analyse products, drinks industry, Tasting and health and safety.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory.
    Colorful Eppendorf tubes in rack on white background. — Stock Photo
    Colorful Eppendorf tubes in rack on white background.
    From above anonymous medical practitioner using injector to fill well plate with red liquid during work in modern laboratory of clinic — Stock Photo
    From above anonymous medical practitioner using injector to fill well plate with red liquid during work in modern laboratory of clinic
    Medium tray with cells and DNA autoradiogram for scientific research. — Stock Photo
    Medium tray with cells and DNA autoradiogram for scientific research.
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Close-up of a doctor ready to perform a PCR test — Stock Photo
    Close-up of a doctor ready to perform a PCR test
    Gloved hand of laboratory assistant examining growth in petri dish, close-up. — Stock Photo
    Gloved hand of laboratory assistant examining growth in petri dish, close-up.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Researcher preparing samples of donated blood for analysis. — Stock Photo
    Researcher preparing samples of donated blood for analysis.
    Centrifuging blood samples in barcoded test tubes, digital illustration. — Stock Photo
    Centrifuging blood samples in barcoded test tubes, digital illustration.
    Tubes for biological test in rack on blue background. — Stock Photo
    Tubes for biological test in rack on blue background.
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory. — Stock Photo
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory.
    Archaeologists analyzing human skull in DNA archaeology lab. — Stock Photo
    Archaeologists analyzing human skull in DNA archaeology lab.
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Scientist looking at test tubes in lab — Stock Photo
    Scientist looking at test tubes in lab
    From above crop anonymous chemist in latex gloves filling glass pipette with chemical liquid from boiling flask while conducting test in laboratory — Stock Photo
    From above crop anonymous chemist in latex gloves filling glass pipette with chemical liquid from boiling flask while conducting test in laboratory
    Scientists doing experiment together in lab — Stock Photo
    Scientists doing experiment together in lab
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak
    Close-up of refrigerated centrifuge machine in blood bank — Stock Photo
    Close-up of refrigerated centrifuge machine in blood bank
    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.
    Bioarchaeologists analyzing human osteological material in laboratory. — Stock Photo
    Bioarchaeologists analyzing human osteological material in laboratory.
    Kids smelling scents at interactive exhibit in science center — Stock Photo
    Kids smelling scents at interactive exhibit in science center
    Close-up of scientist doing experiment in lab — Stock Photo
    Close-up of scientist doing experiment in lab
    Scientist analyzing a sample in a test tube at lab — Stock Photo
    Scientist analyzing a sample in a test tube at lab
    Scientist pipetting samples into test tubes in laboratory. — Stock Photo
    Scientist pipetting samples into test tubes in laboratory.
    Different chemicals in lab — Stock Photo
    Different chemicals in lab
    Green vegetables in test tubes, studio shot. — Stock Photo
    Green vegetables in test tubes, studio shot.
    Senior woman undergoing an x-ray test in hospital — Stock Photo
    Senior woman undergoing an x-ray test in hospital
    Athlete participating in tes — Stock Photo
    Athlete participating in tes
    Racks of food samples in test tubes. — Stock Photo
    Racks of food samples in test tubes.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Blood samples for testing in microcentrifuge tubes. — Stock Photo
    Blood samples for testing in microcentrifuge tubes.
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    Attentive university students doing a chemical experiment in laboratory — Stock Photo
    Attentive university students doing a chemical experiment in laboratory
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption. — Stock Photo
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption.
    Gloved hand of laboratory assistant staking growth in petri dish, close-up. — Stock Photo
    Gloved hand of laboratory assistant staking growth in petri dish, close-up.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Female biologist pouring water into test tube with dissolved samples of soil in laboratory. — Stock Photo
    Female biologist pouring water into test tube with dissolved samples of soil in laboratory.
    White mask with reusable KN95 protection index for virus protection on yellow background — Stock Photo
    White mask with reusable KN95 protection index for virus protection on yellow background
    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Laboratory technician checking invoices in blood bank — Stock Photo
    Laboratory technician checking invoices in blood bank
    Test tubes with red liquid in rack. — Stock Photo
    Test tubes with red liquid in rack.
    Single test tube with blood sample. — Stock Photo
    Single test tube with blood sample.
    Microscope lens and laser light slide, close-up. — Stock Photo
    Microscope lens and laser light slide, close-up.
    Microbiologist working with petri dish and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dish and test tubes in laboratory.
    Lab technician collecting data on sterilization — Stock Photo
    Lab technician collecting data on sterilization
    Scientist putting on protective mask in laboratory. — Stock Photo
    Scientist putting on protective mask in laboratory.
    Female teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and students conducting scientific experiment in laboratory classroom
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.