Host Pathogen Relationship: 3 Stages
The following points highlight the three main stages of host pathogen relationship. The stages are: 1. Pre-Penetration Stage 2. Penetration Stage 3. Post-Penetration Stage. 1. Pre-Penetration Stage: During pre-penetration stage the pathogen (inoculum) on arrival on the host surface interacts sharply with the surrounding environment and host itself. The enÂvironment which is an aggregate of all external conditions including temperature, [...]