Medium shot with slowmo of female scientist in protective goggles and face mask sitting at desk in laboratory and studying blood sample under microscope
coronavirus laboratory tech places a tube of blood plasma in a tray
Doctor filling syringe with red solution. Nurse wearing protective gloves showing sample of medicine, vaccination against covid-19, laboratory research concept. Coronavirus vaccine.
Amino acids contain amine and carboxyl groups, forming diverse proteins
Coronavirus Vaccination close-up, grafting in polyclinic, doctor in protective suit giving injection against covid-19 in arm of patient. Nurse working in hospital, using vaccine, prevention virus