Los científicos sostienen probeta de muestra de sangre y examinan su investigación y desarrollan una vacuna para la pandemia del coronavirus covid-19. Concepto de ciencia médica y tecnología. - Foto e imagen de stock

Scientist chemist in protective suit holding test tube with green liquid in laboratory. Development of pharmaceutical drugs against coronavirus infection concept

Researchers are inventing and testing antiretroviral drugs. In a safe high level laboratory. After that, the virus was examined by a microscope.

The young chemist student working in lab on chemicals

The Center for Epidemiology is researching and researching ways to prevent the spread of the coronavirus disease (COVID-19) in a limited and non-spreading way by developing a vaccine.

Concept to represent the 2020 virus threat Coronavirus, blood in a test tube.

The young chemist student working in lab on chemicals

Male Scientist look into Microscope research in science laboratory. Asian scientist looking equipment laboratory chemistry labs. Covid-19 coronavirus biochemistry research experiment vaccine concept

Male Scientist look into Microscope research in science laboratory. Asian scientist looking equipment laboratory chemistry labs. Covid-19 coronavirus biochemistry research experiment vaccine concept