African-American Scientist
Doctors handling sensitive samples in a sterile lab
Pharmaceutical Research
Female nurse is tightening the tourniquet on the patient arm in the hospital
Male doctor in sterile gloves holding test tube
Quality Control of Herbal Tea, Test for Presence of Pesticides
Female Technician in Laboratory
Medical Student in Laboratory
Charming woman doctor tightening the tourniquet on the patient arm in hospital
Hand of female scientist in rubber glove shaking test tube
Woman Working in Laboratory
Female doctor hands putting test tube into metal container
Female doctor hands holding test tube and needle
Female doctor hands holding metal container with test tube
Blood Test Closeup
Young African-American Scientist
Young female scientist in a white lab coat preparing vial
Medical Technician in Lab
Hands of nurse in gloves wipe the patient's left hand with alcohol wipe for taking blood samples.
Female Technician Working in Laboratory
Young Woman Holding Petri Dish
Beautiful Female Scientist Side View
Research in Pharmaceutical Lab
African Med School Student in Laboratory
Nurse's gloved hands wipe patient's right hand with alcohol wipe to take blood samples.
Blood Test in Laboratory Closeup
Analyzing blood sample
Laboratory Tests Closeup
Female Scientist Working in Laboratory
Nurse inserting vacutainer with blood sample into centrifuge
