Dictionary » L » Linkage disequilibrium

Linkage disequilibrium

Linkage disequilibrium

(Science: genetics) The occurrence of some genes together, more often than would be expected. Thus, in the HLA system of histocompatibility antigens, HLA A1 is commonly associated with B8 and DR3 and A2 with B7 and DR2, presumably because the combination confers some selective advantage.


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



Results from our forum


I have got some BIG issues! forgive the long post

... The non-random pairing of alleles in the MHC is called gametic or linkage disequilibrium (LD) and it is influenced by the low recombination rate in the MHC region. The ...

See entire post
by saddy51
Sun Jan 04, 2015 10:39 am
 
Forum: Genetics
Topic: I have got some BIG issues! forgive the long post
Replies: 1
Views: 1768

Re: Genes in the same linkage group are inherited together?

... or inversions. You can get more information by searching for "linkage disequilibrium" and "genetic hitchhiking".

See entire post
by wbla3335
Wed Jul 17, 2013 5:42 pm
 
Forum: Genetics
Topic: Genes in the same linkage group are inherited together?
Replies: 5
Views: 5121

Linkage disequilibrium

I understand that alleles located on different chromosomes can be in linkage disequilibrium. How does this occur (the genes are not physically linked). For example, I've ...

See entire post
by SheffJoe
Wed Jun 06, 2012 9:52 pm
 
Forum: Genetics
Topic: Linkage disequilibrium
Replies: 0
Views: 1749

Re: Re:

... by strong positive selection, is expected to generate the profile of linkage disequilibrium we have observed (18), establishing that UK industrial melanism in the peppered ...

See entire post
by Gavin
Wed Nov 09, 2011 2:13 am
 
Forum: Evolution
Topic: Evolutionists Show of Shutting Down the Debate
Replies: 71
Views: 37405

Re: Re:

... by strong positive selection, is expected to generate the profile of linkage disequilibrium we have observed (18), establishing that UK industrial melanism in the peppered ...

See entire post
by canalon
Wed Nov 09, 2011 1:38 am
 
Forum: Evolution
Topic: Evolutionists Show of Shutting Down the Debate
Replies: 71
Views: 37405
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 10,070 times. 
What links here | Related changes | Permanent link