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    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.
    Scientist viewing medical sample on glass slide under microscope in laboratory. — Stock Photo
    Scientist viewing medical sample on glass slide under microscope in laboratory.
    DNA test result on microcentrifuge tube with DNA sample in scientist hand. — Stock Photo
    DNA test result on microcentrifuge tube with DNA sample in scientist hand.
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Glass slide containing human sample under light microscope for medical testing. — Stock Photo
    Glass slide containing human sample under light microscope for medical testing.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Stone slab arranged on table in office — Stock Photo
    Stone slab arranged on table in office
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Laboratory scientist adding a small amount of solid reagent to a container on a scale — Stock Photo
    Laboratory scientist adding a small amount of solid reagent to a container on a scale
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Scanning electron micrograph of bacteria cultured from sample of human faeces. — Stock Photo
    Scanning electron micrograph of bacteria cultured from sample of human faeces.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Light micrograph of a section through the liver of a patient with glycogenosis, or glycogen storage disease (GSD). GSD is a rare condition that changes the way the body uses and stores glycogen, a form of sugar or glucose. Haematoxylin and eosin stai — Stock Photo
    Light micrograph of a section through the liver of a patient with glycogenosis, or glycogen storage disease (GSD). GSD is a rare condition that changes the way the body uses and stores glycogen, a form of sugar or glucose. Haematoxylin and eosin stai
    Genome sequencing machine — Stock Photo
    Genome sequencing machine
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Sample of pebbles in jar on table at office — Stock Photo
    Sample of pebbles in jar on table at office
    Sample of pebbles in jar on table at office — Stock Photo
    Sample of pebbles in jar on table at office
    Female scientist holding micro tube with sample in ancient DNA laboratory with human skull on table. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory with human skull on table.
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand. — Stock Photo
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand.
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Genome sequencing machine — Stock Photo
    Genome sequencing machine
    A chef in a restaurant kitchen — Stock Photo
    A chef in a restaurant kitchen
    Scanning electron micrograph of faecal bacteria cultured from sample of human faeces. — Stock Photo
    Scanning electron micrograph of faecal bacteria cultured from sample of human faeces.
    Blood testing equipment — Stock Photo
    Blood testing equipment
    Stool culture, colorful image — Stock Photo
    Stool culture, colorful image
    Close-up of sample tubes in in vitro fertilisation lab. — Stock Photo
    Close-up of sample tubes in in vitro fertilisation lab.
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory. — Stock Photo
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    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.
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Close-up of scientist taking tubes in in vitro fertilisation lab. — Stock Photo
    Close-up of scientist taking tubes in in vitro fertilisation lab.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Blood cells, light micrograph. — Stock Photo
    Blood cells, light micrograph.
    Transparent cervical smear instrument, studio shot. — Stock Photo
    Transparent cervical smear instrument, studio shot.
    Researcher extracting blood from a vial — Stock Photo
    Researcher extracting blood from a vial
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory. — Stock Photo
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory.
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Genome sequencing machine — Stock Photo
    Genome sequencing machine
    Lab technician filling Petri dishes — Stock Photo
    Lab technician filling Petri dishes
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Genome sequencing machine — Stock Photo
    Genome sequencing machine
    Blood in human urine in sample pots, studio shot. — Stock Photo
    Blood in human urine in sample pots, studio shot.
    Genome sequencing machine — Stock Photo
    Genome sequencing machine
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand. — Stock Photo
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.