Scientist testing in laboratory for analysis or researching
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Close-up footage of hands of anonymous technician in gloves pouring liquid from pipette into test tube, while performing tests in diagnostic laboratory
male doctor work in laboratory, developing a vaccine. Coronavirus, COVID-19, 2019-ncov medicines research concept. Use Microscope
Scientist testing in laboratory for analysis or researching.
Close-up of female Asian scientist in safety mask and glasses looking at test tube with water and tiny piece of artificial cultured meat
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A group of employees in medical uniform working in a medical laboratory, using a microscope and conducting a blood test
Close mid view of female scientist using dropper and test tubes for conducting experiment in laboratory
Students looking at person adding chemical agent to test tube
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Doctor hands taking sample vaccine in test tube working modern laboratory close up. Serious scientist in looking experimental drugs
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Focused researcher holding pipette filling test tube with experimental drugs.
Laboratory. Hand in blue glove moves the tubes and drips blue liquid. Medical worker holding yellow and blue liquid sample in test tube, analyzing urine in lab.
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A group of employees in medical uniform working in a medical laboratory, using a microscope and conducting a blood test
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Biotechnology specialist developing medicines holding test tube close up. Woman scientist looking in microscope examining drug samples.
Interaction between solutions of barium nitrate and sulfuric acid. Formation of a white precipitate of barium sulphate. Close-up
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Doctor investigate drug sample working in laboratory close up. Involved researcher in safety gloves looking at test tube with medicines
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A man and a woman in lab coats are working in a medical laboratory, conducting a blood test and using a microscope. They are talking sitting
Tilt up shot of Asian chemist standing behind glass wall in laboratory, pouring blue chemical with pipette into test tube, mixing it and watching reaction during experiment
Male scientist experimenting in laboratory 4k
Pipette drop the sample into test tube
Medium shot of two chemists wearing protective clothing examining test tubes with liquid samples and making notes, working together in modern lab
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Medium footage of various chemistry lab equipment, retorts and flasks on stands, and African American male researcher carefully pouring solution from glass straw into test tube in background
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Professional biochemist examining test tube with medicines close up. Focused scientist looking at experimental drugs in laboratory.
Water purification test. Drop blue liquid in test tube with clean water. Scientist doing chemical experiment
Full shot of male Caucasian scientist in wheelchair looking in microscope while two other laboratory workers working with computers, all wearing masks
Portrait of medical scientist looking at chemical reactions in test tubes while working on vaccine in laboratory
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Medium full arc shot of African American researcher in white coat, gloves and glasses standing in science laboratory, carefully pouring transparent liquid into test tube using pipette
Blood sample in micro tubes
Scientist put test tubes with samples analysis on a rack. Close-up. 4K.
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A woman in a lab coat, disposable gloves and safety examines blood vials conducting an in the laboratory
Asian female virologist in protective suit, mask, glasses and gloves pouring blue liquid substance from pipette into test tube while conducting lab research on antiviral treatment
Glass flasks in medical laboratory. Closeup. Transparent chemical flasks. Laboratory glassware. Equipment for laboratory tests. Empty glass flasks in laboratory. Medical flasks
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Focused researcher using pipette filling test tube in modern laboratory close up,Focused researcher using pipette filling test tube in laboratory close up. Professional man scientist examining medical preparat in clinic
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A woman in a lab coat and disposable gloves is sorting through test tubes with blood, conducting anclose-up of her hands, an unrecognizable
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Closeup view of young scientist examining medicines in biochemistry laboratory. Researcher holding test tube sample and looking in microscope
Glassware equipment in laboratory for science or chemical experiments. Action. Flasks filled with liquid substances at the lab.
Scientist dripping liquid into test tube flask Spbd. Closeup. Liquid chemical in a pipette with measured numbers pours. concept temperature, chemistry, laboratory. pharmaceutical research
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A woman in a lab coat, disposable gloves and safety uses a microscope sitting at a table, working next to her colleagues in the laboratory
Slowmo close-up of unrecognizable female agricultural scientist examining test tube with soil mix doing research in hothouse
Slow motion of mixing chemicals inside a test tube
Biologist or scientist African American woman working in a botanical garden. Holds a notebook and a test tube with tests. The laboratory
lab tech pouring liquid in test tube
African scientist male doctor conducting biochemical experiments, research two test tubes with red liquid, working in chemical lab
Close-up of microscope, group of flasks, three Petri dishes with pink substance and two glasses or beakers containing liquid chemical compounds on workplace of researcher
Laboratory research. A scientist in a protective suit mixes reagents by pouring reagents from a test tube into a test tube. Search for a vaccine and treatment for coronavirus infection
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A man and a woman in lab coats are working in a medical laboratory, conducting a blood test and using a microscope. They are talking sitting
Female scientist in protective face mask, glasses and gloves pouring blue chemical into test tube with pipette while working on vaccine research in laboratory