This online textbook chapter supports and extends the content of the HIV and AIDS video. The chapter provides an overview of the human immune system, and covers the viral life cycle and current obstacles in controlling HIV. Click on the Go button to begin reading, or skip to a sub-section of the chapter in the list below.
The Immune System
The Central Role of Helper T Cells
The Structure and Life Cycle of HIV
Progression of HIV Infection
Treatments Based on Understanding the Viral Life Cycle
The Challenges of Vaccine Development
Social Obstacles to Controlling HIV