Ένας ιατρός με προστατευτικά γυαλιά κρατά στα χέρια του ένα δοκιμαστικό σωλήνα με τον ιό COVID-19 να τον κουνάει, εργαστήριο.. - Πλάνα & Βίντεο Αρχείου

Lab technician in a protective suit and glasses holds a test tube in his hands examining it, diagnostic.

Lab technician in a protective suit and glasses holds a test tube in his hands examining it, quarantine.

A young female scientist examines a test tube with a biologically dangerous red substance. A girl in protective glasses and a mask examines a red test tube with the inscription dangerous.

A doctor in a protective mask holds a test tube with the COVID-19 virus in his hands and examines it. Close-up of a test tube with the virus,clinical.

Lab technician in a protective suit and glasses holds a test tube in his hands examining it, diagnostic.

Lab technician in a protective suit and glasses holds a test tube in his hands examining it, quarantine.

A doctor in a protective mask holds a test tube with the COVID-19 virus in his hands and examines it. Close-up of a test tube with the virus,clinical.

A medical worker in a medical suit and glasses holds cones in his hands overflowing fluid from one to another, doctor.

A male laboratory assistant in a protective suit and mask is holding a test tube with the COVID-19 virus in his hands,biotechnology.

A medical worker in a medical suit and glasses holds in his hands cones doing tests, work.