Dictionary » V » Variable antigen

Variable antigen

variable antigen

(Science: immunology) term usually applied to the surface antigens of those parasitic or pathogenic organisms that can alter their antigenic character to evade host immune responses. (See antigenic variation).

Please contribute to this project, if you have more information about this term feel free to edit this page

Results from our forum

Existing antibodies that will counter antigens yet to contac

... produce antibodies have a vast diversity of genes that encode for the variable part of the antibody molecule. Thus they are able to produce thousands ... basically always few B cells that produce a matching antibody for any antigen out there, some of which have a very high affinity, some a bit ...

See entire post
by biohazard
Fri Dec 11, 2009 6:58 am
Forum: Genetics
Topic: Existing antibodies that will counter antigens yet to contac
Replies: 4
Views: 2478

Idiotype of antibodies ?

... I can remember, I hope it helps. Hmm you know that antibody bind to antigens right. But did you know you can make antibodies attack antibodies ... which are being attacked by other antibodies. So basically antibodies' variable region are themselves being used as antigen sites. Maybe I can rephrase ...

See entire post
by david23
Mon May 07, 2007 10:07 am
Forum: Microbiology
Topic: Idiotype of antibodies ?
Replies: 6
Views: 3639

The Fiber Disease

... to treat such infections. Photorhabdus is an aerobic organism showing a variable activity to drug. Ideally, susceptibility tests would normally be ... a dart into you.. the dart may or may not be some kind of bacterial antigen it uses to try to paralyze you.. but you are not an insect, and the ...

See entire post
by Neva Borden
Sun Dec 03, 2006 1:13 pm
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5572625

The Fiber Disease

... protein A [81] or endotoxin (lipopolysaccharide or LPS), a variable-size carbohydrate chain that is the major antigen of the outer membrane of gram-negative bacteria. Mycobacteria contain mycolic acid ...

See entire post
by Nadas Moksha
Mon Sep 11, 2006 2:05 am
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5572625


... pics will tell you and give you more :D When I saw the picture, superantigens are bind to the variable regio of the T-cell. Oh yes, can you help me to define these words?? Regio Fab Regio ...

See entire post
by Dr.Stein
Tue Jul 26, 2005 10:01 am
Forum: General Discussion
Topic: interferon
Replies: 44
Views: 18530
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 998 times. 
What links here | Related changes | Permanent link