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Lab researcher taking sterile pipette to examine cell, conducting research
Lab assistant carrying out tests in laboratory, examining liquid substances
Medicine, medical and biology laboratory
Lab assistant preparing microscope slides, disinfecting them before research
Laboratory worker checking viscosity and kinetic abilities of substance, science
Lab technician preparing glass with biochemical substance for examination
Research analyst connecting two slides with blood sample for macro examination
Medical scientist conducting test, observing reactions in glass flasks, research
Laboratory assistant examining medical blood sample, looking for sediments
Practitioner doing bacteriological analysis of blood at laboratory, close-up
Lab worker preparing glass with blood for detection of antibodies and infections
Researcher conducting scientific studies to confirm the quality of cosmetics
