Vaccines have been a vital part of the fight against disease over the last 200 years. Throughout this period, experts have made significant advancements to improve their safety and effectiveness. Even in recent years, there have been major breakthroughs in vaccine composition, production, and administration. Research is ongoing and vaccines are continually improving.


1. Dendritic Cells

Dendritic cells are powerful cells that assist in many parts of the immune response. A new vaccine uses dendritic cells to promote antitumor immune responses and extend the life of people with cancer. This vaccine primes certain immune cells called naive T cells to produce special lymphocytes that can identify and eliminate cancer cells.

dendritic cell antigen Dr_Microbe / Getty Images


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