Rata de laboratorio en caja de plástico en la mesa, científica mujer mezclando líquidos químicos en tubo - Foto e imagen de stock

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

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

Scientist examining test sample through microscope, new medicine development

Lab technician pouring test liquid in tube, looking at reaction, lab rat in box

Scientist mixing test liquid in tube looking at reaction, lab rat sitting in box

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

Scientist monitoring rat behavior after experiment, animal testing, development

Researcher taking meat sample in petri dish from fridge and making injection

Worker of medical laboratory preparing glass for tests based on blood samples

Laboratory technician with tablet PC analyzing blood serum in test tube

Researcher opening refrigerator and dripping oily substance in yellow liquid

Scientist checking tube with blood analysis and making notes, epidemic outbreak