Pesquisador segurando pílulas e ratos, experimentos farmacológicos, tratamento de saúde - Banco de fotos e imagens

Lab worker screening rat behavior after experiment, illegal animal testing

Lab worker studying rat through magnifying glass, experiment results control

Scientist holding bottle with white powder and rat, illegal drug laboratory

A small white laboratory mouse with red eyes in the hand of a scientist in a blue rubber glove. Woman puts experiments on a laboratory mouse.

A small white laboratory mouse with red eyes in the hand of a scientist in a blue rubber glove. Woman puts experiments on a laboratory mouse.

Woman scientist holding lab rat, medicine development, tests on animals

Biology scientist holding white lab rat in hands, animal laboratory testing

Female biologist preparing to test medicine on lab animal, vaccine development

Scientist sitting at table, test rat in plastic box, medicine testing on animals

Lab rat in plastic box on table, woman scientist mixing chemical liquids in tube

Researcher pouring blue chemical liquid on microscope glass, test rat in box