Basic components of the immune system part 50

Immune 1



One must first emphasize that helper T cells can only respond to antigen presented by macrophage MHC class II antigens as a complex on APC cells. In turn, they recognize the same combination of antigen and class II MHC antigens on the corresponding B cells. It is only then that the helper T cell secretes its cytokines to activate the reaction.  T cells recognize antigen in the context of their own MHC configuration. They will not cooperate with B cells and macrophages expressing antigens of a different genetic bacground.

About azaleaazelia

A nice person... :)
This entry was posted in Tak Berkategori. Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s