Today's world need vaccines for the prevention of infectious diseases, cancer therapy, and many more. Vaccines reduce the mortality rates in the world from infectious diseases such as measles, polio and diphtheria. The concept of vaccination is very old. Conventional vaccines are composed of Live or Attenuated microorganisms. But they may not be sufficient in current scenario, so further research is going on for development of vaccine which should be cost-effective and having specific immune responses. The current concept of vaccines is a challenge which could produce both humoral and cell-mediated immunity. In this review we are discussing about the types, concept, economics, and newer trends for vaccines production.
Keywords
Vaccines, Types, Concept, Trends.
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