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    Close up of scientist pouring liquid from test tube

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    Close up of scientist pouring liquid from test tube

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    Close up of scientist pouring liquid into flask

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    Scientist dropping liquid into flask

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    Close up of scientist pouring liquid into test tube

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    Scientist dropping liquid from pipette

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    Scientist pouring liquid from pipette

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    Female scientist about to view a human sample under a microscope

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    Female scientist about to view a blood sample under a microscope

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    Young scientist carefully pouring liquid from flask

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    Female scientist viewing various human samples for testing in the laboratory

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    Scientist viewing various human samples for testing in the laboratory

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    Portrait of female doctor holding up syringe

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    Doctor preparing to view blood sample under microscope in laboratory for medical testing

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    Female scientist examining petri dish

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    Male scientist examining ph-reaction of liquid in flask

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    Female scientist examining bacterial growth in flask containing LB (Lysogeny broth) medium

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    Scientist viewing cultures growing in petri dishes with a biohazard tape on in a microbiology lab

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    Female scientist viewing cultures growing in petri dishes with a biohazard tape on in a microbiology lab

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    Close up of female scientist viewing cultures growing in petri dishes with a biohazard tape on in a microbiology lab

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    Female scientist pipetting DNA samples for testing

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    Female scientist pipetting DNA samples for analysis

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    Portrait of female scientist examining test tube

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    Close up of female cell biologist holding a flask containing stem cells, cultivated in red growth medium, to investigate disease

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    Close up of cell biologist holding a flask containing stem cells, cultivated in red growth medium, to investigate disease

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    Scientist examining test tube in lab

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    Young scientist looking at liquid in flask

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    Stem cell research. Female scientist examining cell cultures in multiwell tray

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    Male scientist in laboratory with 96-well microtiter plate with crystal violet solution to examine toxicity

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    Hands of cell biologist holding a flask containing stem cells, cultivated in red growth medium, to investigate disease

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    Female cell biologist holding a flask containing stem cells, cultivated in red growth medium, to investigate disease

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    Cell biologist holding a flask containing stem cells, cultivated in red growth medium, to investigate diseases

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    Male scientist holding tweezers over petri dish

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    Female scientist taking plant sample in lab

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    Female scientist examining glass tubes

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    Female scientist holding up plant samples in test tubes

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    Male scientist holding up erlenmeyer flask in lab

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    Scientist looking at test tube

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    Scientist looking at multiwell tray

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    Scientist examining samples in multi well plate containing blood ready for automated testing

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    Scientifique examinant le tube à essai en laboratoire

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    Scientifique examinant le tube à essai en laboratoire

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    Scientist examining liquid in beaker

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    Female scientist examining micro organisms in petri dish

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    Close up of female scientist examining micro organisms in petri dish

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    Female scientist in laboratory examining cell growth in 6-well plate

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    Scientist with 96-well microtiter plate with crystal violet solution to examine toxicity

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    Group of scientists examining microtiter plate with crystal violet solution

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    Close up of female scientist examining samples in microtiter plate with crystal violet solution

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    Female scientist examining samples in microtiter plate with crystal violet solution

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    Male scientist using writing test tube label

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    Scientist examining liquid in test tube

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    Scientist examining test tube in lab

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    Male scientist holding up and looking at flask in lab

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    Stem cell research. Female scientist examining cell cultures in multiwell tray

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    Stem cell research. Close up of female scientist examining cell cultures in multiwell tray

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    Close up of scientist in clean suit examining sample in test tube

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    Female scientist holding up leaf sample in petri dish

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    Young male scientist analyzing volumetric flask in lab

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    Scientist looking at test tube

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    Scientist pouring liquid into measuring beaker

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    Scientist pouring liquid into test tube

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    Young woman scientist viewing blood sample during clinical testing of medical samples in a laboratory

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    Young woman scientist viewing blood tube during clinical testing of medical samples in a laboratory

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    Young woman scientist viewing blood tube during clinical testing of medical samples in a laboratory

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    Close up of female scientist examining at test tube

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    Group of scientists testing in laboratory, pipetting solution

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    Group of scientists at work in laboratory, Cell culture suspension (front), which is later used for western blot technique (back) to see which proteins are pathologically expressed

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    Scientists examining bacterial growth/plaques in petri dish

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    Scientists examining bacterial growth/plaques in petri dish

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    Female scientist pipetting liquid for reaction mixture

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    Close up of teenage girl examining test tube

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    Close up of teenage girls with pipettes and test tube

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    Scientist holding test tube with roots, close up

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    Chercheur expérimenté sur une plante

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    Scientist examining liquid in test tubes

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    Male scientist checking experimental equipment in lab

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    Male scientist scrutinizing test tube in lab

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    Male scientist looking test tube in lab

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    Scientist in clean suit examining sample in test tube in laboratory

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    Scientist examining sample under microscope in laboratory

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    Female scientists holding up petri dish and pipette with blue liquid

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    Female scientist feeding plant samples with pipetted liquid

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    Scientist holding dropper and test tube

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    Scientist holding beaker in lab

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    Scientist examining liquid in test tubes

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    Young woman scientist pipetting sample into vial in a laboratory used for chemical and DNA testing

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    Young woman scientist pipetting sample into vial in a laboratory used for chemical and DNA testing

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    Scientist viewing a multi well plate containing blood samples for screening

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    Scientist examining liquid in beaker at modern window with cloud reflections

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