Gi proteins regulate adenylyl cyclase activity independent of receptor activation.

BACKGROUND AND PURPOSE: Despite the view that only β2- as opposed to β1-adrenoceptors (βARs) couple to G(i), some data indicate that the β1AR-evoked inotropic response is also influenced by the inhibition of Gi. Therefore, we wanted to determine if Gi exerts tonic receptor-independent inhibition upo...

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Bibliographic Details
Main Authors: Caroline Bull Melsom, Øivind Ørstavik, Jan-Bjørn Osnes, Tor Skomedal, Finn Olav Levy, Kurt Allen Krobert
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4159282?pdf=render