Scientist conducting experiments with medicine in protective gear
Researcher or scientist in protective clothing looking at blood test tube. Green screen background for keying.
Scientist tries to discover medicine to cure coronovirus. Researcher pushing blood from syringe to a test tube and stirring it up to see reaction. Green background for keying.
Scientist in a protective suit and mask researching coronavirus, inventing a vaccine and medicine. Researcher mixes reagents in a test tube
Medical scientist stirring up purple liquid in a test tube. Hardworking discovering antivirus medicine indoors. Windows on background.
Scientist with test tube inventing medicine for coronavirus. Man in protective mask stirring purple liquid with stick.
Scientist conducting research on medicine to fight coronavirus.
Scientist researcher pouring transparent liquid into test tubes. Medical and chemical research concept.
Scientist working hard to find treatment for coronovirus. Researcher in respiratory mask holding test tube with blue liquid. Isolated on green background for keying.
Scientist dropping chemical liquid in test tubes. Close up of scientist hands working with chemical reagents in laboratory glassware. Researcher put liquids in test tubes on table. Chemical research
Close-up - researcher dispenses a liquid in a test-tubes
Scientist researcher in a protective suit mixes drugs in a test tube. Search for a vaccine and treatment for coronavirus