Vista recortada de un joven científico añadiendo líquido con pipeta a uno de varios tubos de ensayo - Metraje y vídeo de stock

Blurred young woman scientist in a medical mask and hat examines the reactions that arose in a glass flask while creating a new innovative medicine for aging. Concept of studying anti-aging drugs

Laboratory scientist conducting tests by adding drop of reagent to mixture

Partial view of scientist adding red liquid to one of several test tubes in laboratory

Cropped view of scientists adding red liquid to test tube near glass flask with red fluid and petri dishes

Selective focus of pretty scientist looking in microscope and talking to colleague in laboratory

Attentive scientist looking at blue liquid in test tube and writing down results in laboratory

Attractive, attentive scientist making research with microscope and talking in laboratory

Pretty, attentive scientists making research with microscope in laboratory