This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: granzymes (which degrade cell proteins) to kill the infected host cell. Case 2: Tc cells encounters an infected host cell (does not necessarily have to be an APC) Case 1: TH cell encounters an antigen presenting cell (APC) displaying an antigen 1. Naïve T-cell interacts with APC and is activated 2. T-cell proliferates into memory helper T-cells and T-helper cells 3. T-helper cells begin to secrete cytokines to activate macrophages, B-cells, and other immunological cells. Typical response for bacterial infections Typical response for viral infections...
View Full Document
- Fall '07
- Bacteria, B cell, T helper cell, Cytotoxic Cells, Naïve T-cell interacts