Female chemist in protective face mask, glasses and gloves pouring blue liquid into test tubes with pipette while doing scientific experiment in laboratory
Asian female virologist in protective suit, mask, glasses and gloves dripping blue liquid from pipette into test tubes while working on antiviral vaccine at desk with microscope on it in laboratory
Female chemist in sterile gloves, protective glasses and white coat examining chemical substance in test tube while working in laboratory
Senior Caucasian chemist in protective mask, gloves and glasses putting specimen sample on glass slide and examining it under microscope while working in laboratory
Girl wearing face mask and protective glasses using pipette and test tubes in laboratory
Girl wearing face mask and protective glasses holding test tubes with chemical at laboratory
Tilt up shot of elderly scientist in protective gloves, mask, glasses and sterile hat looking through microscope while working at desk in laboratory
Male chemist wearing protective mask, medical hat and gloves using microscope and taking notes at workplace in laboratory
Arc shot of senior scientist in protective mask, gloves and glasses working with microscope in laboratory
Laboratory chemist wearing protective for work in medical clinic close up. Woman scientist examining test tube looking in microscope
Chemistry expert researching virus in protective uniform at innovation laboratory close up. Chemist looking microscope holding test tubes.
Woman chemist analyzing substance in test tube for science experiment in laboratory. Biology specialist with protective glasses and gloves using flask and lab glassware for innovation.