Un médecin hygiéniste du laboratoire PCR mène une étude en tenant un distributeur entre ses mains. - Photo & image de stock

A medical officer of the PCR laboratory conducts a study holding a dispenser in his hands.

A medical officer of the PCR laboratory conducts a study holding a dispenser in his hands.

Scientists hands doing chemical research with the help of microscope, close up

Set of Chemical tube development and pharmacy in laboratory,biochemistry and research technology concept.

Woman researcher is surrounded by medical vials and flasks, isolated on white.

Scientists hands doing chemical research with the help of microscope, close up

A female scientist makes PCR DNA tests in a modern chemical and bacteriological laboratory.

A female scientist in a protective medical mask and rubber gloves makes PCR DNA tests in a modern chemical and bacteriological laboratory.2019-nCoV coronavirus China

A young female scientist works in a sterile genetic or bacteriological laboratory with a dispenser and reagents in a medical gown, gloves and a doctors cap.

A scientist in a medical laboratory with a dispenser in his hands is doing an analysis. samples in PCR and DNA in a test tube for analysis

A scientist in a medical laboratory with a dispenser in his hands is doing an analysis

A medic or scientist examines bacteria in a microscope against the backdrop of a bacteriological laboratory

A medical officer of the PCR laboratory conducts a study holding a dispenser in his hands.