El médico asistente de laboratorio tiene un tubo de ensayo en sus manos con líquido. Concepto de desarrollo de vacunas contra el Coronavirus - Foto e imágenes de stock

Biologist dropping blood into the tube with liquid, working at laboratory. Medical technician holding a blood sample in tubes for test in the laboratory.

Medical technician dropping a blood sample in tubes for test in the laboratory.

Close-up woman doctor hands in gloves holding syringe and vaccine. Prevention, immunization and treatment from corona virus, flue, infection. concept of vaccination, injection, medicine.

Hand of scientist or laboratory technician with blue medical glove inside lab room in hospital or clinic.Blood tube in blood donation bank for patient.Blood group matching analysis technology.

Hand of scientist or laboratory technician with blue medical glove inside lab room in hospital or clinic.Blood tube in blood donation bank for patient.Blood group matching analysis technology.