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    3d illustration of synapse structure of human neurons while passing electrical signal. — Stock Photo
    3d illustration of synapse structure of human neurons while passing electrical signal.
    Female laboratory assistant using digital tablet. — Stock Photo
    Female laboratory assistant using digital tablet.
    Rendering of DNA molecule structure — Stock Photo
    Rendering of DNA molecule structure
    Laboratory assistant holding chemical flask with blue liquid. — Stock Photo
    Laboratory assistant holding chemical flask with blue liquid.
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Abstract protein formation, digital illustration. — Stock Photo
    Abstract protein formation, digital illustration.
    Endorphin molecules binding to receptors, illustration. — Stock Photo
    Endorphin molecules binding to receptors, illustration.
    Blood samples — Stock Photo
    Blood samples
    Researcher extracting blood from a vial — Stock Photo
    Researcher extracting blood from a vial
    Female researcher holding medium tray. — Stock Photo
    Female researcher holding medium tray.
    Biology laboratory scientist hands working with cell culture in flask. — Stock Photo
    Biology laboratory scientist hands working with cell culture in flask.
    Nucleic acid, abstract digital illustration. — Stock Photo
    Nucleic acid, abstract digital illustration.
    Vial with liquid for biochemical research, conceptual image. — Stock Photo
    Vial with liquid for biochemical research, conceptual image.
    Close-up of rack of microcentrifuge tubes with closed lids. — Stock Photo
    Close-up of rack of microcentrifuge tubes with closed lids.
    Female scientists working in laboratory with microscope. — Stock Photo
    Female scientists working in laboratory with microscope.
    Abstract red DNA pattern, conceptual digital illustration. — Stock Photo
    Abstract red DNA pattern, conceptual digital illustration.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Pipetting samples into microcentrifuge tubes — Stock Photo
    Pipetting samples into microcentrifuge tubes
    Insulin binding to insulin receptor — Stock Photo
    Insulin binding to insulin receptor
    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.
    Scientist selecting human blood sample in laboratory. — Stock Photo
    Scientist selecting human blood sample in laboratory.
    Molecular model of parathyroid hormone structure. — Stock Photo
    Molecular model of parathyroid hormone structure.
    Colored yellow DNA molecule damage, genetic disorder conceptual illustration. — Stock Photo
    Colored yellow DNA molecule damage, genetic disorder conceptual illustration.
    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.
    Molecular model of parathyroid hormone structure. — Stock Photo
    Molecular model of parathyroid hormone structure.
    Close-up of hands in gloves using multichannel pipette. — Stock Photo
    Close-up of hands in gloves using multichannel pipette.
    Female scientist holding chemical flask. — Stock Photo
    Female scientist holding chemical flask.
    Digital illustration showing structure of double stranded DNA molecules. — Stock Photo
    Digital illustration showing structure of double stranded DNA molecules.
    Female scientist pouring dissolved soil sample into chemistry beaker. — Stock Photo
    Female scientist pouring dissolved soil sample into chemistry beaker.
    Female researcher pipetting liquid in laboratory. — Stock Photo
    Female researcher pipetting liquid in laboratory.
    Enzymes on plain background, digital illustration. — Stock Photo
    Enzymes on plain background, digital illustration.
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Ampules, centrifuge tubes and laboratory glassware, pharmaceutical research concept. — Stock Photo
    Ampules, centrifuge tubes and laboratory glassware, pharmaceutical research concept.
    Male scientist in surgical cap using microscope. — Stock Photo
    Male scientist in surgical cap using microscope.
    Illustration of accentuated red parathyroid glands behind thyroid gland and molecules of parathyroid hormone. — Stock Photo
    Illustration of accentuated red parathyroid glands behind thyroid gland and molecules of parathyroid hormone.
    Molecular model of phosphodiesterase snake venom from Taiwan cobra. — Stock Photo
    Molecular model of phosphodiesterase snake venom from Taiwan cobra.
    Medical samples — Stock Photo
    Medical samples
    Close-up of DNA autoradiogram on white background. — Stock Photo
    Close-up of DNA autoradiogram on white background.
    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Petri dish with culture and bottles of liquid in laboratory, microbiology research concept. — Stock Photo
    Petri dish with culture and bottles of liquid in laboratory, microbiology research concept.
    DNA molecule on black background, digital illustration. — Stock Photo
    DNA molecule on black background, digital illustration.
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Female laboratory assistant using equipment. — Stock Photo
    Female laboratory assistant using equipment.
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Abstract coloured scanning electron micrograph of crystalline surface of fractured gallstone. — Stock Photo
    Abstract coloured scanning electron micrograph of crystalline surface of fractured gallstone.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Chemistry apparatus glassware on table in laboratory. — Stock Photo
    Chemistry apparatus glassware on table in laboratory.
    Microcentrifuge sample tubes in styrofoam rack on blue background. — Stock Photo
    Microcentrifuge sample tubes in styrofoam rack on blue background.
    Illustration of purple chloride channels in cell membrane. — Stock Photo
    Illustration of purple chloride channels in cell membrane.
    Disintegrating DNA molecule, digital illustration. — Stock Photo
    Disintegrating DNA molecule, digital illustration.
    Female researcher pipetting liquid into test tube. — Stock Photo
    Female researcher pipetting liquid into test tube.
    Colonies of Penicillium fungi grown on Sabouraud Dextrose Agar and digital illustration of fungal morphology. — Stock Photo
    Colonies of Penicillium fungi grown on Sabouraud Dextrose Agar and digital illustration of fungal morphology.
    DNA molecule with multicolored elements, digital illustration. — Stock Photo
    DNA molecule with multicolored elements, digital illustration.
    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.
    Activation of T-cell immune response, illustration. — Stock Photo
    Activation of T-cell immune response, illustration.
    Male laboratory assistant using mini centrifuge. — Stock Photo
    Male laboratory assistant using mini centrifuge.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Trypsin enzyme surface — Stock Photo
    Trypsin enzyme surface
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.