Un medico in guanti di lattice e camice da laboratorio che mostra fiaschetta con liquido blu mentre i suoi colleghi sono in piedi dietro - Foto e immagini stock

Young male scientist in protective glasses making experiment in laboratory

Scientist man working at the laboratory

Scientist pouring sample into flask in laboratory, selective focus

Selective focus of scientist with flask in hand in lab

Selective focus of scientists looking at reagent in laboratory

Selective focus of scientific researchers in goggles and medical masks looking at reagents in tubes in lab

Selective focus of scientists mixing reagents in tube in lab

Selective focus of tubes with reagents and scientists at workplace in lab

Selective focus of scientific researchers in goggles and medical masks looking at reagents in tubes in lab

Selective focus of tubes with reagents and scientists in medical masks

Researchers in white coats and medical masks working with reagents together in lab

Selective focus of scientific researchers in googles and medical masks looking at reagents in tubes in lab