Basic components of the immune system part 16

Immune 1

 

In contrast, IgG is a smaller molecule that penetrate easily into tissue. There are four majors classes of IgG: IgG1 and IgG3  activate complement efficiently and clear most protein antigens, including the removal of microorganisms by phagocytic cells. In contrast, IgG2 and IgG4 react mostly with carbohydrate antigens and are relatively poor opsonins. This is the only molecule that crosses the placenta to provide immune protection to the neonate.

Advertisements

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:

WordPress.com Logo

You are commenting using your WordPress.com 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