doctor hand taking a blood sample tube from a rack with machines of analysis in the lab background / Technician holding blood tube test in the research laboratory

• test, sample, dna, vial, doctor, medical, diagnostic, biotechnology, drug, syringe, people, technology, backgrounds, education, health, hospital, hands, women, medicine, science, healthcare, pharmacy, laboratory, life, research, drop, chemistry, illness, virus, biology, chemical, microbiology, microscope, scientific, human, vaccination, biochemistry, experiment, equipment, chemist, pipette, scientist, dose, services, discovery, lifestyles, tubes, analyzing, close-up, closeup
• ID: 1434866435
• 6812 x 4870 pixels