Staphylococcus Aureus Thwarts Vaccines by Turning on a Protein That Halts Immune Response Dec. 16, 2024 — After dozens of clinical trials, there are still no effective vaccines against ...

A DNA vaccine is a substance that is composed of deoxyribonucleic acid (DNA) and encodes antigens. After administration of the DNA, antigens are produced and stimulate an immune response.