Chapter 17.3, Problem 4NP

Summary Introduction

Introduction:

Immunization is the process of injecting a dose of vaccine (it can also be a booster dose) to make a person resistant to the attack of foreign pathogens and microorganisms. Vaccines contain dead attenuated antigens of microorganisms which are not capable of causing infection. They are able to activate an immune response. There are various vaccines available against various bacterial pathogens.