Laboratorion työntekijä valmistelee lasia verellä vasta-aineiden ja infektioiden havaitsemiseksi - Kuvapankin valokuva ja kuva

Medical worker making blood test for detection of antibodies and infections

Laboratory assistant taking drop of blood to detect antibodies and infections

Hands of a laboratory worker doing blood test, close up

Chemist intern mixing liquids, waiting for chemical reaction at science lab

The scientists injected chemicals into plastic tubes,Scientist mix chemicals with The shake machine Before the experiment.Mixture laced with samples into test tubes,prepare sample for test

Medical examiner researching blood particles found on victim body to find killer

Lab technician checking material by creating chemical reaction with reagents

Lab technician observing reaction of mixture in glass, scientific research

Hands of female scientist using microscope and analyzing sample, bacteriology

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