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    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Empty test tubes in red rack. — Stock Photo
    Empty test tubes in red rack.
    Surgeons and nurses in uniform concentrating and operating patient using special equipment in operating room of contemporary hospital — Stock Photo
    Surgeons and nurses in uniform concentrating and operating patient using special equipment in operating room of contemporary hospital
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    African American doctor in eyeglasses working with online patient on netbook while writing in patient file at table in hospital — Stock Photo
    African American doctor in eyeglasses working with online patient on netbook while writing in patient file at table in hospital
    Rice and corn in containers with laboratory equipment for food research. — Stock Photo
    Rice and corn in containers with laboratory equipment for food research.
    Midsection of female microbiologist sterilizing inoculation loop. — Stock Photo
    Midsection of female microbiologist sterilizing inoculation loop.
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    Centrifuging blood samples with motion blur, digital illustration. — Stock Photo
    Centrifuging blood samples with motion blur, digital illustration.
    Archaeology researcher performing lithics analysis with magnifying glass and measuring artifacts with straightedge tool. — Stock Photo
    Archaeology researcher performing lithics analysis with magnifying glass and measuring artifacts with straightedge tool.
    Stacked agar plates with microbiological cultures on plain background. — Stock Photo
    Stacked agar plates with microbiological cultures on plain background.
    Crop unrecognizable professional male laboratory assistant in white robe and latex gloves pressing buttons on modern equipment — Stock Photo
    Crop unrecognizable professional male laboratory assistant in white robe and latex gloves pressing buttons on modern equipment
    Close-up of trowel with soil above samples separated in containers. — Stock Photo
    Close-up of trowel with soil above samples separated in containers.
    Scientist viewing results of genetic test on digital tablet. — Stock Photo
    Scientist viewing results of genetic test on digital tablet.
    Scientist pipetting samples into test tubes in laboratory. — Stock Photo
    Scientist pipetting samples into test tubes in laboratory.
    Forensic investigation of computer lap top — Stock Photo
    Forensic investigation of computer lap top
    Microbiologist working in laboratory with bacteria growth in petri dish. — Stock Photo
    Microbiologist working in laboratory with bacteria growth in petri dish.
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.
    Close-up of microcentrifuge tubes with blood samples. — Stock Photo
    Close-up of microcentrifuge tubes with blood samples.
    Close-up of empty multiwell sample tray. — Stock Photo
    Close-up of empty multiwell sample tray.
    Plastic test tubes with green lids in rack. — Stock Photo
    Plastic test tubes with green lids in rack.
    Stacked Petri dishes with blood samples. — Stock Photo
    Stacked Petri dishes with blood samples.
    Veterinarian surgeons and nurses in uniform concentrating and operating dog using special equipment in operating room of contemporary hospital — Stock Photo
    Veterinarian surgeons and nurses in uniform concentrating and operating dog using special equipment in operating room of contemporary hospital
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Agronomy specialist taking soil sample for fertility analysis. — Stock Photo
    Agronomy specialist taking soil sample for fertility analysis.
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Colorful liquids in laboratory glassware while chemistry experiment. — Stock Photo
    Colorful liquids in laboratory glassware while chemistry experiment.
    Female scientists working in laboratory. — Stock Photo
    Female scientists working in laboratory.
    Stack of Petri dishes with cultured agar on plain background. — Stock Photo
    Stack of Petri dishes with cultured agar on plain background.
    Genetic Test. Tube and swab for DNA collection from mouth. — Stock Photo
    Genetic Test. Tube and swab for DNA collection from mouth.
    Engineer installing new membranes in an O2 electrochemical sensor probe in a laboratory — Stock Photo
    Engineer installing new membranes in an O2 electrochemical sensor probe in a laboratory
    Close-up of DNA autoradiogram on white background. — Stock Photo
    Close-up of DNA autoradiogram on white background.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Female agronomist taking sample with soil probe sampler. — Stock Photo
    Female agronomist taking sample with soil probe sampler.
    Female researcher preparing multi-well sample tray of blood for analysis. — Stock Photo
    Female researcher preparing multi-well sample tray of blood for analysis.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Female scientist using pipette for dropping liquid into eppendorf tubes. — Stock Photo
    Female scientist using pipette for dropping liquid into eppendorf tubes.
    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Pipette Inoculating cultivated agar plate. — Stock Photo
    Pipette Inoculating cultivated agar plate.
    Medical stethoscope and cardiogram on paper on table — Stock Photo
    Medical stethoscope and cardiogram on paper on table
    Scientist looking at test tubes in lab — Stock Photo
    Scientist looking at test tubes in lab
    Doctor viewing X-ray of hand on laptop screen. — Stock Photo
    Doctor viewing X-ray of hand on laptop screen.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Fungal colonies on agar plate. — Stock Photo
    Fungal colonies on agar plate.
    Physical therapist performing foot pressure scan for child on illuminated platform. — Stock Photo
    Physical therapist performing foot pressure scan for child on illuminated platform.
    Green illumination of centrifuge with biohazard test tubes, biological research digital illustration. — Stock Photo
    Green illumination of centrifuge with biohazard test tubes, biological research digital illustration.
    Still life of microscope on laboratory bench. — Stock Photo
    Still life of microscope on laboratory bench.
    Microbiological culture growing in Petri dish, close-up. — Stock Photo
    Microbiological culture growing in Petri dish, close-up.
    Focused adult businesswoman looking at camera while taking notes of plan on clipboard bending on wooden table in light office — Stock Photo
    Focused adult businesswoman looking at camera while taking notes of plan on clipboard bending on wooden table in light office
    Tools for gathering evidence at scene of crime. — Stock Photo
    Tools for gathering evidence at scene of crime.
    Crop unrecognizable scientist with plant in plastic tube on blue background in studio — Stock Photo
    Crop unrecognizable scientist with plant in plastic tube on blue background in studio
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments — Stock Photo
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments
    Female doctor attending a patient in her medical office — Stock Photo
    Female doctor attending a patient in her medical office
    Cheerful senior woman measuring body composition with digital scale monitor at home. — Stock Photo
    Cheerful senior woman measuring body composition with digital scale monitor at home.
    Medical samples in centrifuge. — Stock Photo
    Medical samples in centrifuge.
    Female agronomist taking soil sample for fertility analysis. — Stock Photo
    Female agronomist taking soil sample for fertility analysis.
    Cropped unrecognizable expert person in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory — Stock Photo
    Cropped unrecognizable expert person in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory
    Female dentist reviewing the patient's x-ray — Stock Photo
    Female dentist reviewing the patient's x-ray
    Female doctor preparing to do a pcr test — Stock Photo
    Female doctor preparing to do a pcr test
    Close up of Blood tests — Stock Photo
    Close up of Blood tests