i am researching an article and am having trouble understanding the title. can someone please explain to me in simple terms:

Deficiency of a Beta-arrestin-2 signal complex contributes to insulin resistance.

so what is a beta arrestin 2 signal complex?

Since this is not my area of expertise, I searched Google under the key words "beta arrestin 2 signal complex" to get these possible sources:

http://www.google.com/search?client=safari&rls=en&q=beta+arrestin+2+signal+complex&ie=UTF-8&oe=UTF-8

In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.