Тестирование коронавируса. Врач держит в руке пробирку с образцом крови с отрицательным результатом. Крупный план. Селективный фокус . - Стоковое видео

Laboratory technician collects blood of Covid-19 coronavirus patient, researching possible antibodies to determine immunity levels. Test tube with blood in hand of a doctor, laboratory research

Partial view of doctor showing coronavirus test tube isolated ob blue

Female doctor in a protective suit and gloves holds a blood test tube to check a blood sample for the COVID-19 virus. Concept of life and safety from a pandemic. Close up.

Coronavirus testing. A nurse holds in her hand a test tube with a blood sample with a positive result. Close-up. Selective focus.

Coronavirus testing. The doctor holds in her hand a test tube with a blood sample with a negative result. Close-up. Selective focus.

Female doctor takes off gloves at the end of a working day. Close-up of hands.

Coronavirus testing. Negative result. The doctor holds a blood sample in his hands and shows a thumbs up sign. Selective focus.

Coronavirus testing. The doctor holds in his hand a test tube with a blood sample with a positive result. Super close-up.