Primer plano de la mano de un microbiólogo abriendo un tubo de ensayo con un nuevo medicamento para estudiar su eficacia. El concepto de crear una nueva vacuna contra el coronavirus - Foto e imagen de stock

Close-up of a microbiologists hand opening a test tube with new medicine to study its effectiveness. The concept of creating new coronavirus vaccine

Close-up of a microbiologists hand opening a test tube with new medicine to study its effectiveness. The concept of creating new coronavirus vaccine

Laboratory determination of blood type. Blood test.

Dna test in the lab. Dispenser with blood and test tubes close-up. A drop of blood.

Dna test in the lab. Dispenser with blood and test tubes close-up. A drop of blood.

Selective focus of scientist in medical mask and latex gloves holding test tube with coronavirus inscription

Man scientist with mask doing a research with mircoscope, and coronavirus with virus illustration and copy space. Covid-19 global pandemic influenza concept.