African American scientist in protective face mask and glasses looking through microscope while doing research in laboratory
Senior male scientist in protective gloves, mask, glasses and hat working with microscope while conducting research in laboratory
Female scientist in protective face mask, glasses and gloves using microscope while doing vaccine research in laboratory
African American scientist in protective mask, gloves and glasses examining sample under microscope while conducting research in laboratory
Portrait of senior male scientist in protective mask, glasses and hat sitting by microscope in laboratory and looking at camera
Close up shot of face of female asian scientist in protective mask, glasses and suit looking through microscope while conducting research on antiviral medicine in laboratory
Arc shot of senior scientist in protective mask, gloves and glasses working with microscope in laboratory
Close up shot of African American male scientist in protective face mask, glasses and sterile hat using microscope while conducting research in laboratory
Female scientist in respiratory mask, safety glasses and protective coverall working on microscope in modern laboratory
Close up shot of Caucasian male scientist in protective glasses looking through microscope and writing down results of research while working in laboratory
Close up selective focus shot of African American scientist in protective face mask and glasses working with microscope in laboratory
Handheld low angle shot of medical scientists in full protective gear using microscope to inspect sample in laboratory