Glasröhrchen mit Flüssigkeit in der Hand des Wissenschaftlers während eines medizinischen Tests isoliert auf weiß - Stockfoto & -bild

Doctor research a sample of blood for vaccine

Scientist in gloves holding test tube with light blue liquid on white background, closeup

Scientist holding test tube with liquid on white background, closeup

Test tubes blue liquid in a hand isolated on white

Glass tube with fluid in scientist hand during medical test isolated on white

Doctor holding test tube with liquid on white background, closeup

Doctor will be carry out research a samples of bloods at inhabitants of coast of Alabama-Louisiana on availability of poisoning COREXIT 9500

Doctor in blue gloves will be carry out research a samples of bloods at inhabitants of coast on availability of poisoning

Test tube and hand in laboratory isolated on white

Hands and ampoule isolated on white

Test tube in hand over blue background

Hand with a test tube isolated on white

Glass tube with fluid in scientist hand during medical test isolated on white

Test tube and hand in laboratory isolated on white

Doctor's hand in glove with test tube with liquid isolated on white

Test tubes with blood in hand isolated on white