Behandschuhte Nasen eines Forschers bei der Entnahme einer Probe - Stockfoto & -bild

Hand in a blue medical glove holds a test tube with a blue liquid.Tripod with test tubes and flask with blue liquid in the background.Concept of chemical technology, biotechnology, pharmaceuticals

A medical worker in a blue glove fills an injection syringe from an ampoule. The concept of vaccination, the season of vaccination and inoculations

Scientist working with blood sample in laboratory

DNA sample preparation: researcher's gloved hand holds an Eppendorf test-tube with a filtering column dropping a buffer solution to a sample

Vaccination of an adult person in a hospital. Healthcare concept, coronavirus vaccine

Closeup of female scientist working in chemistry laboratory

Pipetting - preparation of biological sample

Pipetting - preparation of biological sample

Pipetting - preparation of biological sample

Pipette tip with a droplet over a rack of sample test tubes

Taking a sample of buffer solution into test tube. A part of DNA extraction process. Pipette tip with a droplet over a rack of test tubes.

Researcher's bare hand holding an Eppendorf test tube with DNA sample

Pipette tip over an Eppendorf test tube in a gloved hand

Pipette tip with a droplet of clear liquid over an Eppendorf test tube in a gloved hand.

Pipetting - preparation of biological sample

Rack of Eppendorf test tubes held in hand

Researcher works with a rack of Eppendorf test tubes

Pipette tip with a droplet over a rack of test tubes. Close up. Blue toning.