Médecin masculin en uniforme bleu avec un stéthoscope dans un masque de protection et des lunettes regarde une éprouvette de laboratoire avec du sang, le concept de l'étude et le traitement de toxoplasmos - Photo & image de stock

Male doctor in blue uniform with a stethoscope in a protective mask and glasses looks at a laboratory test tube with blood, concept of the study of the virus 2019-nCoV

Transparent tube with blood, vaccine closeup in the hands of a young male scientist, doctor, pharmacist, concept scientific experiment, research, treatment of coronavirus, COVID-19

Medical laboratory test tube and syringe with blood in the hand of a virologist doctor, concept of virology, epidemic, spread of coronavirus

Male scientist, doctor, human dna structure with helix, deoxyribonucleic acid, nucleic acid molecules, human genome research method, development science, coded genetic information, chromosome change

Transparent glass tube with colored liquid, vaccine in hands of male scientist, pharmacist, technological background, concept of scientific experiment, research, treatment of coronavirus, COVID-19

Male doctor in a blue uniform with a stethoscope in a protective mask and glasses performs laboratory manipulations with blood, the concept of studying the 2019-nCoV virus, COVID-19 and the creation of a vaccine

Transparent glass tube with colored liquid, vaccine in hands of male scientist, pharmacist, technological background, concept of scientific experiment, research, treatment of coronavirus, COVID-19

Transparent glass tube with colored liquid, vaccine in hands of male scientist, pharmacist, technological background, concept of scientific experiment, research, treatment of coronavirus, COVID-19

Transparent glass tube with colored liquid, vaccine in hands of male scientist, pharmacist, technological background, concept of scientific experiment, research, treatment of coronavirus, COVID-19

Medical laboratory test tube and syringe with blood in the hand of a virologist doctor, concept of virology, epidemic, spread of the CoV virus