Naukowiec w laboratorium używa mikroskopu. Strzał z bliska. - Materiał filmowy & wideo

Mid age female scientist looking through microscope in the laboratory

Mid age female scientist looking through microscope in the laboratory

Young Girl Scientist Examines Test Tube With Blood. She studies the samples. A young scientist conducts scientific research. She is researching a virus, looking for a cure for an epidemic vaccine.

Close up shot of a female doctors face, who is dressed in a blue hospital gown and a protective mask, who examines under a microscope a blood test of healthy and sick patients in a private clinic

Scientist in a laboratory uses a microscope. Closeup shot.