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    Female laboratory assistant using equipment. — Stock Photo
    Female laboratory assistant using equipment.
    Female researcher using light microscope for examining stem cells in culture jar. — Stock Photo
    Female researcher using light microscope for examining stem cells in culture jar.
    Poliovirus-receptor complex — Stock Photo
    Poliovirus-receptor complex
    Male laboratory assistant using mini centrifuge. — Stock Photo
    Male laboratory assistant using mini centrifuge.
    Hand in latex glove holding peanut — Stock Photo
    Hand in latex glove holding peanut
    Mature scientist using microscope for biological research. — Stock Photo
    Mature scientist using microscope for biological research.
    Female skeletal and muscular systems on white background. — Stock Photo
    Female skeletal and muscular systems on white background.
    DNA autoradiograph pattern, digital illustration. — Stock Photo
    DNA autoradiograph pattern, digital illustration.
    Medical samples — Stock Photo
    Medical samples
    Genetic research, conceptual illustration. DNA (deoxyribonucleic acid) molecule in blood sample tubes in a centrifuge. — Stock Photo
    Genetic research, conceptual illustration. DNA (deoxyribonucleic acid) molecule in blood sample tubes in a centrifuge.
    Scientist holding petri dish and syringe. — Stock Photo
    Scientist holding petri dish and syringe.
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.
    Seedlings growing in laboratory glassware, conceptual image of plant research and genetic engineering. — Stock Photo
    Seedlings growing in laboratory glassware, conceptual image of plant research and genetic engineering.
    Close-up of DNA autoradiogram on white background. — Stock Photo
    Close-up of DNA autoradiogram on white background.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    3d illustration of virus particles and intestinal villi. — Stock Photo
    3d illustration of virus particles and intestinal villi.
    Petri dishes with colorful liquids for microbiology research. — Stock Photo
    Petri dishes with colorful liquids for microbiology research.
    Close-up of person hand holding microscope slide with red dot. — Stock Photo
    Close-up of person hand holding microscope slide with red dot.
    PCR tubes with orange, green and purple samples on black background. — Stock Photo
    PCR tubes with orange, green and purple samples on black background.
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.
    Organ-on-a-chip. This is a microfluidic device that simulates biological organs. — Stock Photo
    Organ-on-a-chip. This is a microfluidic device that simulates biological organs.
    Oats in plastic cup for agriculture research, conceptual image. — Stock Photo
    Oats in plastic cup for agriculture research, conceptual image.
    Agronomy technician pouring water in soil samples. — Stock Photo
    Agronomy technician pouring water in soil samples.
    Liquid sample in quartz cuvette container and pipette. — Stock Photo
    Liquid sample in quartz cuvette container and pipette.
    Male and female muscles and skeletal systems in x-ray effect on black background. — Stock Photo
    Male and female muscles and skeletal systems in x-ray effect on black background.
    Close-up of microcentrifuge tubes with blood samples. — Stock Photo
    Close-up of microcentrifuge tubes with blood samples.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    DNA autoradiograph pattern, digital illustration. — Stock Photo
    DNA autoradiograph pattern, digital illustration.
    Plant biotechnology and research — Stock Photo
    Plant biotechnology and research
    Abstract illustration of green bacilli bacteria, full frame. — Stock Photo
    Abstract illustration of green bacilli bacteria, full frame.
    Scientists working in laboratory with computer and microscope. — Stock Photo
    Scientists working in laboratory with computer and microscope.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Male laboratory assistant holding chemical flasks. — Stock Photo
    Male laboratory assistant holding chemical flasks.
    Hand in latex glove holding test tube with ear of wheat — Stock Photo
    Hand in latex glove holding test tube with ear of wheat
    Female scientist using equipment in laboratory. — Stock Photo
    Female scientist using equipment in laboratory.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Human rhinovirus 16 particle — Stock Photo
    Human rhinovirus 16 particle
    Visual render of Sindbis virus — Stock Photo
    Visual render of Sindbis virus
    Heart scan, conceptual illustration — Stock Photo
    Heart scan, conceptual illustration
    3d illustration of signals transmitting nerve cells. — Stock Photo
    3d illustration of signals transmitting nerve cells.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Blood samples for testing in microcentrifuge tubes. — Stock Photo
    Blood samples for testing in microcentrifuge tubes.
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    Female scientist doing experiment in laboratory. — Stock Photo
    Female scientist doing experiment in laboratory.
    Multiwell plate with biological samples on white background. — Stock Photo
    Multiwell plate with biological samples on white background.
    Biologist hand with protective glove holding trowel with soil above samples separated in containers. — Stock Photo
    Biologist hand with protective glove holding trowel with soil above samples separated in containers.
    Technician pipetting samples into cartridges for solid phase extraction. — Stock Photo
    Technician pipetting samples into cartridges for solid phase extraction.
    Liquid being pipetted into petri dish. — Stock Photo
    Liquid being pipetted into petri dish.
    Molecular model of snake venom toxin convulxin from tropical rattlesnake. — Stock Photo
    Molecular model of snake venom toxin convulxin from tropical rattlesnake.
    3d illustration of transparent cells with nuclei on yellow background. — Stock Photo
    3d illustration of transparent cells with nuclei on yellow background.
    Stacked Petri dishes with biohazard warning tape. — Stock Photo
    Stacked Petri dishes with biohazard warning tape.
    Close-up of female scientist taking notes in soil testing laboratory. — Stock Photo
    Close-up of female scientist taking notes in soil testing laboratory.
    Person hand holding petri dish with biological culture. — Stock Photo
    Person hand holding petri dish with biological culture.
    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.
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Basophil white blood cell, digital illustration. — Stock Photo
    Basophil white blood cell, digital illustration.
    Abstract computer illustration of RNA polymerase transcribing DNA to messenger RNA mRNA. — Stock Photo
    Abstract computer illustration of RNA polymerase transcribing DNA to messenger RNA mRNA.