Blond naukowiec w masce ochronnej patrząc na aparat fotograficzny w laboratorium - Zdjęcie stockowe & obraz

Blonde scientist in protective mask holding syringe in lab

Scientist in white coat and protective mask holding clipboard while working in lab

Scientist in googles and protective mask holding clipboard and looking at camera in lab

Close-up of coronavirus vaccine jar in female Caucasian hand with blurred face of serious middle aged woman at background. Professional doctor scientist showing Covid-19 treatment indoors

Scientist wearing medical mask near blurred microscope in lab

Partial view of scientists in medical masks and goggles working on scientific research in laboratory

Scientist in goggles and protective mask standing near microscope and laptop in lab

African american doctor in medical mask and latex gloves sitting near clipboard and laptop in lab

African american scientist in medical mask holding blurred pipette near petri dish and laptop on blurred foreground

Scientist in latex gloves and medical mask looking at camera near test tubes and microscope

African american scientist in medical mask holding petri dish and pencil near laptop in laboratory

Side view of african american scientist in medical mask holding flask near clipboard

Selective focus of biologist in medical mask and latex gloves holding ampule with medicine near microscope

Side view of african american scientist in protective mask and gloves holding test tubes in laboratory

African american scientist in medical mask and latex gloves holding pipette near microscope and petri dishes