Close-up of hands in gloves holding a plastic sample container and a graduated glass pipette with out of focus test tubes in the back. Research concept.
Medical scientists have experimented with liquid chemicals in vitro to analyze viral data in chemical laboratories. Scientific research concepts.
A scientist researcher in the laboratory is testing drugs for treatment of viral pneumonia. Coronovirus blood test of infected patients. World pandemic.
Hands of a scientist who works with pipette and a test tube. Research technician in the genetic laboratory.
Unlimited
