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.
Finger blood test. Closeup of hands in glove taking blood sample. Close up of blood testing. Nurse drawing blood from male hand. Medical
NEW
Male scientist puts blood samples from tube rack into modern automatic device for biochemical blood tests. Professional chemist works in laboratory.
Unrecognizable scientist in gloves and coverall doing research in laboratory, working with biochemical material in test tubes sitting by computer at work desk
Closeup technician hand in glove holding test tube with blood. Female doctor examining blood sample for coronavirus. Unrecognizable scientist working in laboratory. Medicine and health concept
Close up of a nurse drawing blood into a test tube and removing the needle out of a man's arm
Waist-up of two male scientists wearing face masks, gloves, medical gowns and hats sitting at desk in laboratory, examining test tube, talking and reading document
Portrait of doctor using chemical glassware on desk in laboratory for analysis. Biochemistry scientist with blood in test tube and dripping pipe for scientific healthcare development
NEW
Male chemist puts blood samples from tube rack into modern automatic device for biochemical blood tests. Professional scientist working in laboratory, close up
Man-researcher is working with blood in test-tube in a laboratory
Young Biracial male biotechnologist conducting experiment in laboratory
Tilt down shot of Asian scientist in lab coat and gloves writing down notes and taking test tube while working at desk in laboratory