Close up of senior Caucasian male medical researcher work in lab on virus cure. Healthcare specialist man checking analysis through microscope, looking at blood cells, microbiology research concept - Zdjęcie stockowe & obraz

Close up of senior Caucasian male medical researcher work in lab on virus cure. Healthcare specialist man checking analysis through microscope, looking at blood cells, microbiology research concept

Close up. scientists are conducting research on a new drug .

Side view. Close up of middle-aged Caucasian man medical scientist working in clinic lab on microscope and looking at camera at workplace, doctor in mask and goggles checking analysis, microbiology

Close up. pharmacists discussing a new drug in the laboratory .

Close up. scientist in with an ampoule sitting at a laboratory table . photo with a copy-space.

Close up. scientist talking on a mobile phone in the laboratory. photo with a copy-space.

Close up. serious scientist using a laboratory microscope. science and health protection.

Caucasian woman scientist in the white robe looking in the microscope while doing some investigation and her male colleague testing some liquid in tube at the laptop computer.

Pretty young Caucasian woman in glasses working in the laboratory and doing some test in the tube with liquid, then tapping on the laptop computer.

Close up of the attractive Caucasian man working in the laboratory and looking in the microscope, then typing on the laptop computer. Camera zooming out.

Portrait of the two Caucasian laboratory scientists, man and woman, talking while he working at the microscope and she at the laptop computer. Close up.

Close up of African American young male medical scientist working in laboratory on coronavirus cure. Man doctor in mask looking at blood cells analysis through microscope, experiment concept