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    Morphine binding to opioid receptors, digital illustration. — Stock Photo
    Morphine binding to opioid receptors, digital illustration.
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Hands of scientist researching sample in petri dish under light microscope. — Stock Photo
    Hands of scientist researching sample in petri dish under light microscope.
    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.
    Scientist pipetting samples into test tubes in laboratory. — Stock Photo
    Scientist pipetting samples into test tubes in laboratory.
    Illustration of adrenal gland and molecular model of steroid hormone Aldosterone. — Stock Photo
    Illustration of adrenal gland and molecular model of steroid hormone Aldosterone.
    Molecular model of blood clotting protein fibrin bound to peptides. — Stock Photo
    Molecular model of blood clotting protein fibrin bound to peptides.
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Digital model of molecules of growth hormone somatotropin. — Stock Photo
    Digital model of molecules of growth hormone somatotropin.
    Laboratory assistant using polarizing microscope in microbiological laboratory. — Stock Photo
    Laboratory assistant using polarizing microscope in microbiological laboratory.
    Microbiologist taking bacterial sample on microscope slide. — Stock Photo
    Microbiologist taking bacterial sample on microscope slide.
    Brain neural network, computer illustration. — Stock Photo
    Brain neural network, computer illustration.
    Close-up of hand in glove using equipment in laboratory. — Stock Photo
    Close-up of hand in glove using equipment in laboratory.
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Low-density lipoprotein receptors binding on cell membrane, illustration. — Stock Photo
    Low-density lipoprotein receptors binding on cell membrane, illustration.
    Laboratory assistants looking at chemical flask. — Stock Photo
    Laboratory assistants looking at chemical flask.
    Technician placing solid phase extraction columns on stand. — Stock Photo
    Technician placing solid phase extraction columns on stand.
    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.
    Female laboratory assistant holding chemical flask. — Stock Photo
    Female laboratory assistant holding chemical flask.
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Mid section of scientist in laboratory mixing samples of soil with reagent. — Stock Photo
    Mid section of scientist in laboratory mixing samples of soil with reagent.
    Lymphocytes white blood cells, digital illustration. — Stock Photo
    Lymphocytes white blood cells, digital illustration.
    Molecule of thyroxine T4 hormone produced by thyroid gland, digital illustration. — Stock Photo
    Molecule of thyroxine T4 hormone produced by thyroid gland, digital illustration.
    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 hand in glove using multichannel pipette. — Stock Photo
    Close-up of hand in glove using multichannel pipette.
    Illustration of adrenal gland and molecular model of steroid hormone Aldosterone. — Stock Photo
    Illustration of adrenal gland and molecular model of steroid hormone Aldosterone.
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Trypsin enzyme surface — Stock Photo
    Trypsin enzyme surface
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Molecular model of parathyroid hormone structure. — Stock Photo
    Molecular model of parathyroid hormone structure.
    Male laboratory assistant using equipment. — Stock Photo
    Male laboratory assistant using equipment.
    Female laboratory assistant using pipette. — Stock Photo
    Female laboratory assistant using pipette.
    Plastic test tubes in rack on white background. — Stock Photo
    Plastic test tubes in rack on white background.
    Molecule of triiodothyronine T3 hormone produced by thyroid gland, digital illustration. — Stock Photo
    Molecule of triiodothyronine T3 hormone produced by thyroid gland, digital illustration.
    Female scientist in white coat measuring PH of soil sample with litmus strips. — Stock Photo
    Female scientist in white coat measuring PH of soil sample with litmus strips.
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Scientists in protective clothing working in laboratory. — Stock Photo
    Scientists in protective clothing working in laboratory.
    Female scientist working with test tube — Stock Photo
    Female scientist working with test tube
    Illustration of purple chloride channels in cell membrane. — Stock Photo
    Illustration of purple chloride channels in cell membrane.
    Female laboratory assistant wearing safety goggles. — Stock Photo
    Female laboratory assistant wearing safety goggles.
    DNA molecule, abstract scientific illustration. — Stock Photo
    DNA molecule, abstract scientific illustration.
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Insulin binding to insulin receptor — Stock Photo
    Insulin binding to insulin receptor
    Structure of DNA molecule — Stock Photo
    Structure of DNA molecule
    Opioid receptors, digital illustration. — Stock Photo
    Opioid receptors, digital illustration.
    Molecular structure illustrating pure research. — Stock Photo
    Molecular structure illustrating pure research.
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Microcentrifuge sample tubes in styrofoam rack on blue background. — Stock Photo
    Microcentrifuge sample tubes in styrofoam rack on blue background.
    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.
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Digital illustration of core particle of bluetongue virus with proteins represented by colored blobs. — Stock Photo
    Digital illustration of core particle of bluetongue virus with proteins represented by colored blobs.
    Female scientist working in laboratory. — Stock Photo
    Female scientist working in laboratory.
    Microbiological cultures growing in Petri dishes. — Stock Photo
    Microbiological cultures growing in Petri dishes.
    Female laboratory assistant using mini centrifuge. — Stock Photo
    Female laboratory assistant using mini centrifuge.
    Female laboratory assistant using mini centrifuge. — Stock Photo
    Female laboratory assistant using mini centrifuge.
    Female scientist examining DNA autoradiogram. — Stock Photo
    Female scientist examining DNA autoradiogram.
    Molecular structure illustrating pure research. — Stock Photo
    Molecular structure illustrating pure research.
    Female scientist working in a laboratory. — Stock Photo
    Female scientist working in a laboratory.
    Basophil white blood cell, digital illustration. — Stock Photo
    Basophil white blood cell, digital illustration.
    Female laboratory assistant holding chemical flask. — Stock Photo
    Female laboratory assistant holding chemical flask.