Widok z boku zegarmistrza trzymającego część zegarka w pęsecie przy stole roboczym - Zdjęcie stockowe & obraz

Male scientist, laboratory assistant in a white coat and glasses holds a bottle with a vaccine in his hands, medical tests, laboratory, experiments. Immunization chemical analysis

Innovative research. Serious young researcher studying bacteria growth while working in the lab

Male scientist, laboratory assistant in a white coat and glasses holds a bottle with a vaccine in his hands, medical tests, laboratory, experiments. Immunization chemical analysis

Scientist in white coat and eyeglasses looking through microscope on reagent in laboratory

Scientific researchers in white coats and eyeglasses in laboratory

Selective focus of handsome immunologist in glasses holding test tube with red liquid in clinic

Selective focus of bearded immunologist in glasses holding test tube with red liquid

Handsome immunologist holding pipette with red liquid in lab

Selective focus of immunologist holding pipette with red liquid

Handsome man in goggles and white coat holding test tube with green plant in laboratory

Portrait of scientists in lab coats and eyeglasses looking at flask with reagent at workplace in lab