1. Introduction to Immunity Immunity is the body’s ability to resist and fight off harmful microorganisms, including bacteria, viruses, fungi, and parasites. It involves a complex defense mechanism system that recognizes and eliminates foreign invaders, providing protection against infections and diseases. Types of Immunity a. Innate Immunity: Definition: Present from …
DeepakRajput 
Vaccines- Definition, Types, Development, Challenges
Introduction: Vaccines are critical tools in public health, protecting against various infectious diseases by stimulating the immune system to recognize and fight specific pathogens. This overview provides a comprehensive guide to vaccines, covering their definition, types, development, administration, and impact on global health. Definition: Vaccines are biological substances that stimulate …
