Female doctor doing blood test in laboratory. Doctor virologist raises hand, shows blood test tube. Vaccine, disease cure. Portrait of a
virologist is holding in hands tube with vaccine from covid-19, closeup of human face in laboratory
Doctor holding positive blood sample Covid 19, coronavirus or sars covid 19 test tube in hand at hospital laboratory.
Doctor holding positive blood sample Covid 19, coronavirus or sars covid 19 test tube in hand at hospital laboratory.
Laboratory technician hand hold on blood sample tube for corona virus test , COVID-19. Scientist with blue gloves for protection. Vaccine research for the 2019-nCoV.
Laboratory technician hand hold on blood sample tube for corona virus test , COVID-19. Scientist with blue gloves for protection. Vaccine research for the 2019-nCoV.
Chest up shot of Asian female virologist and male Caucasian scientist in protective suits discussing blood in test tube with Covid-19 inscription while working on antiviral drug in laboratory
Doctor in gloves shakes blood test tube for analysis of chinese coronavirus. Scientist technician stirs sterile vacutainer in laboratory. Covid virus epidemic vaccine development, biotechnology.
A doctor's hand in protection gloves lays a Positive / Negative COVID-19 test tube and laboratory sample of blood testing for diagnosis new Corona virus infection. Looking for new vaccine.
Doctor showing tube, positive result of blood test for coronavirus, covid-19.
Doctor looking test tube for checking covid-19 in the blood slow motion.
Doctor showing tube, positive result of blood test for coronavirus, covid-19.