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    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.
    Biology laboratory scientist hands working with cell culture in flask. — Stock Photo
    Biology laboratory scientist hands working with cell culture in flask.
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.
    Protein molecules, 3d illustration — Stock Photo
    Protein molecules, 3d illustration
    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.
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    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.
    Urine sample with test strip on white background. — Stock Photo
    Urine sample with test strip on white background.
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    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.
    Close-up of hand in glove using equipment in laboratory. — Stock Photo
    Close-up of hand in glove using equipment in laboratory.
    Examining bacterial sample under microscope. — Stock Photo
    Examining bacterial sample under microscope.
    DNA molecule with multicolored elements, digital illustration. — Stock Photo
    DNA molecule with multicolored elements, digital illustration.
    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Molecular model of metalloproteinase snake venom from diamondback rattlesnake. — Stock Photo
    Molecular model of metalloproteinase snake venom from diamondback rattlesnake.
    Nucleic acid, abstract digital illustration. — Stock Photo
    Nucleic acid, abstract digital illustration.
    Solid phase extraction columns being placed on stand by technician. — Stock Photo
    Solid phase extraction columns being placed on stand by technician.
    Sample for analysis by liquid chromatography in autosampler machine. — Stock Photo
    Sample for analysis by liquid chromatography in autosampler machine.
    Close-up of pipetting sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting sample into microcentrifuge tubes.
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.
    Cell membrane structure, digital illustration. — Stock Photo
    Cell membrane structure, digital illustration.
    Structure of DNA molecule — Stock Photo
    Structure of DNA molecule
    Female scientist leaning on desk in laboratory. — Stock Photo
    Female scientist leaning on desk in laboratory.
    Abstract digitally generated DNA helix on black background. — Stock Photo
    Abstract digitally generated DNA helix on black background.
    Molecular model of snake venom toxin convulxin from tropical rattlesnake. — Stock Photo
    Molecular model of snake venom toxin convulxin from tropical rattlesnake.
    Close-up of pipetting sample into row of test tubes during experiment in laboratory. — Stock Photo
    Close-up of pipetting sample into row of test tubes during experiment in laboratory.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Close-up of hands using equipment in laboratory. — Stock Photo
    Close-up of hands using equipment 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.
    Molecular structure illustrating pure research. — Stock Photo
    Molecular structure illustrating pure research.
    Lysozyme molecular structure, digital illustration. — Stock Photo
    Lysozyme molecular structure, digital illustration.
    Female biologist in white coat pouring water into test tube with dissolved samples of soil in laboratory. — Stock Photo
    Female biologist in white coat pouring water into test tube with dissolved samples of soil in laboratory.
    Male scientist in protective mask using microscope. — Stock Photo
    Male scientist in protective mask using microscope.
    Microbiological culture growing in Petri dish, close-up. — Stock Photo
    Microbiological culture growing in Petri dish, close-up.
    Digital molecular model of secondary structure of immunoglobulin G antibody. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibody.
    Lymphocytes white blood cells, digital illustration. — Stock Photo
    Lymphocytes white blood cells, digital illustration.
    Lymphocyte white blood cells in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cells in human lymphatic system, digital illustration.
    Programmed cell death in immune system, illustration. — Stock Photo
    Programmed cell death in immune system, illustration.
    Female laboratory assistant using equipment. — Stock Photo
    Female laboratory assistant using equipment.
    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.
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Female laboratory assistant using equipment. — Stock Photo
    Female laboratory assistant using equipment.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Laboratory assistants working in lab. — Stock Photo
    Laboratory assistants working in lab.
    Scientist holding DNA sample in tube with autoradiograph on DNA gel. — Stock Photo
    Scientist holding DNA sample in tube with autoradiograph on DNA gel.
    Nucleic acid, abstract digital illustration. — Stock Photo
    Nucleic acid, abstract digital illustration.
    Helical DNA molecules, digital illustration. — Stock Photo
    Helical DNA molecules, digital illustration.
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Rendering of DNA molecule structure — Stock Photo
    Rendering of DNA molecule structure
    Brain neural network, computer illustration. — Stock Photo
    Brain neural network, computer illustration.
    Digital illustration of liver and close-up view of hepatitis B virus. — Stock Photo
    Digital illustration of liver and close-up view of hepatitis B virus.
    Digital illustration of core particles of bluetongue virus with proteins represented by colored blobs. — Stock Photo
    Digital illustration of core particles of bluetongue virus with proteins represented by colored blobs.
    Scientist hand pipetting samples into microcentrifuge tubes. — Stock Photo
    Scientist hand pipetting samples into microcentrifuge tubes.
    Antibody, or immunoglobulin molecules — Stock Photo
    Antibody, or immunoglobulin molecules
    Close-up of hands of female scientist working in laboratory with pipette and flask. — Stock Photo
    Close-up of hands of female scientist working in laboratory with pipette and flask.
    Abstract black and white DNA molecules, digital illustration.. — Stock Photo
    Abstract black and white DNA molecules, digital illustration..
    Lymphocyte white blood cell in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cell in human lymphatic system, digital illustration.
    Illustration of potassium channel, delta opioid receptor, low-density lipoprotein receptor, acetylcholine receptor. — Stock Photo
    Illustration of potassium channel, delta opioid receptor, low-density lipoprotein receptor, acetylcholine receptor.
    Close-up view of researcher hand taking blood sample from rack of medical samples. — Stock Photo
    Close-up view of researcher hand taking blood sample from rack of medical samples.
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.