Nahaufnahme eines asiatischen männlichen Wissenschaftlers in Uniform, der eine Laborflasche mit roter chemischer Lösung in der Hand hält. Chemie, Biologie, Toxikologie, Konzept - Stockfoto & -bild

Lab. A lab technician in a white coat, rubber gloves and protective glasses checks the behavior of the substance in a closed environment.

Scientist or medical in lab coat holding test tube with reagent, mixing reagents in glass flask in laboratory research.

Man in laboratory checking test tubes

Asian male doctor holding blood Coronavirus - Covid 19 - sample test for positive values. Wearing a protective mask. Corona Virus - 2019-NCOV - Pandemic Respiratory disease.

Female doctor with surgical face mask and face shield holding syringe with needle and COVID-19 Coronavirus vaccine tube with copy space. Healthcare And Medicine concept

Female doctor with surgical face mask and face shield holding syringe with needle and COVID-19 Coronavirus vaccine tube with copy space. Healthcare And Medicine concept

Hands of a lab technician with blood test sample tubes in a row for laboratory blood analysis.

Professional doctor showing a surgical face mask to camera for protection against coronavirus COVID-19 outbreak. Young man giving protective medical face mask with copy space.

Hands of a lab technician with blood test sample tubes in a row for laboratory blood analysis.

Close up of Asian scientist research team in protective gear using microscope in the laboratory to develop antivirus vaccine

COVID-19 Coronavirus vaccine tubes with medical doctor behind with copy space. Healthcare And Medicine concept