Health and Medical News and Resources

General interest items edited by Janice Flahiff

To survive, a parasite mixes and matches its disguises, study suggests

To survive, a parasite mixes and matches its disguises, study suggests.

From the news release

…By taking the first detailed look at how one such parasite periodically assumes a new protein disguise during a long-term infection, new research at Rockefeller University challenges many assumptions about one of the best-known examples of this strategy, called antigenic variation, in the parasite that causes African sleeping sickness.

..
Here’s how it works. Many animals, including humans, have immune systems capable of learning to recognize pathogens based on those pathogens’ antigens, usually proteins on their surface. After encountering an antigen, the  generates its own proteins called antibodies to target that antigen. By continually changing antigens, a pathogen evades those antibodies.

Read more at: http://phys.org/news/2015-03-survive-parasite-disguises.html#jCp

Read more at: http://phys.org/news/2015-03-survive-parasite-disguises.html#jCp

Advertisements

March 28, 2015 - Posted by | Uncategorized | , ,

No comments yet.

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 )

Twitter picture

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

Facebook photo

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

Google+ photo

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

Connecting to %s

%d bloggers like this: