T lymphocytes can be separated into two subpopulations, based on their expression of CD4 and CD8. The CD4 + subset is primarily responsible for providing help to other immune cells, whereas CD8 + T ...

Immuno-oncology is an evolving field of study on the role of the immune system in cancer initiation and growth. This introductory module describes the purpose of the human immune system, components of ...

MHC class I and MHC class II molecules have long been intensively studied, and this has resulted in a global view of these processes. New technologies, including genome-wide small interfering RNA ...