Nouvelle recherche. Vieillissement scientifique célèbre sentiment inspiré tout en faisant de nouvelles recherches dans le domaine de la médecine - Photo & image de stock

This is success. Cheerful nice positive man looking at the test tube and smiling while being happy about his success

Medicine worker. Clever skillful medicine worker feeling very happy after making breakthrough in modern medicine

Ageing chemist. Ageing famous chemist feeling very occupied while placing small tall test tubes in order on the working table

Experienced bioengineer. Experienced mature bioengineer feeling occupied while testing new medicine

Elderly chemist. Elderly famous skillful chemist wearing blue tie working very hard while looking at test tubes

Chemical laboratory. Selective focus of test tube with blue liquid being in hands of a smart nice male scientist

Test tubes. Experienced famous chemist feeling very busy while putting test tubes in order at laboratory

Young female and male scientists using pipette with test tube in medical science laboratory, researching medical sample blue liquid together.

Blonde successful woman researcher working with medical samples, holding test tube with blue liquid, making microbiology investigating in laboratory.

Investigation process. Portrait of optimistic concentrated doctor using pipette and test tube while working with new analyses

Pleasant conversation. Attentive practitioner keeping smile on face while looking at blue liquid

Nice results. Alert experienced scientist working with a microscope and holding a tube

Lab background. Delighted scientist expressing positivity looking downwards while taking examples

Professional outfit. Joyful nice delighted woman wearing disposable gloves and smiling while working with chemical reagents

Male scientist analyzes liquid in beaker, female researcherworking with microscope, colleagues investigating medical sample together, conducting experiments.