Coronavirus 2019-nCoV Blutprobe. Doktor Wissenschaftler in Schutzhandschuhen, Maske und Brille hält Reagenzglas mit Blut für 2019-nCoV-Analyse. Coronavirus Bluttest-Konzept. Impfstoffforschung - Stockfoto & -bild

The young make scientist working with dangerous hazardous substances

Medic in hazmat protective suit holds a test tube with a coronavirus positive blood sample from Wuhan, China. 2019 nCoV pandemic. stop coronavirus. MERS. A virologist is thinking of a coronavirus

Researcher holding test tube with green liquid

The young chemist student working in lab on chemicals

Young male chemist working in the lab

Young chemist zoologist working at the lab during pandemic

Young chemist working in the lab