Biased agonism: the quest for the analgesic holy grail

Abstract. Opioids alleviate pain, but adverse effects severely limit their usefulness. To solve this problem, biased ligands favoring 1 signaling pathway downstream of the μ-opioid receptor over another are being developed. In the target article, the authors synthesize compounds that preferentially...

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Main Authors: M. Alexander Stanczyk, Ram Kandasamy
Format: Article
Language:English
Published: Wolters Kluwer 2018-06-01
Series:PAIN Reports
Online Access:http://journals.lww.com/painrpts/fulltext/10.1097/PR9.0000000000000650
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author M. Alexander Stanczyk
Ram Kandasamy
author_facet M. Alexander Stanczyk
Ram Kandasamy
author_sort M. Alexander Stanczyk
collection DOAJ
description Abstract. Opioids alleviate pain, but adverse effects severely limit their usefulness. To solve this problem, biased ligands favoring 1 signaling pathway downstream of the μ-opioid receptor over another are being developed. In the target article, the authors synthesize compounds that preferentially activate G-protein or β-arrestin signaling. They find that increased bias towards G-protein signaling produces better antinociception with minimal side effects in mice models. G-protein–biased opioids may provide a safer treatment strategy.
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spelling doaj.art-971cb6377c854dc6bc4506945dc60dfa2022-12-22T00:48:49ZengWolters KluwerPAIN Reports2471-25312018-06-0133e65010.1097/PR9.0000000000000650201806000-00001Biased agonism: the quest for the analgesic holy grailM. Alexander Stanczyk0Ram Kandasamy1Department of Pharmacology and Edward F. Domino Research Center, University of Michigan Medical School, Ann Arbor, MI, USADepartment of Pharmacology and Edward F. Domino Research Center, University of Michigan Medical School, Ann Arbor, MI, USAAbstract. Opioids alleviate pain, but adverse effects severely limit their usefulness. To solve this problem, biased ligands favoring 1 signaling pathway downstream of the μ-opioid receptor over another are being developed. In the target article, the authors synthesize compounds that preferentially activate G-protein or β-arrestin signaling. They find that increased bias towards G-protein signaling produces better antinociception with minimal side effects in mice models. G-protein–biased opioids may provide a safer treatment strategy.http://journals.lww.com/painrpts/fulltext/10.1097/PR9.0000000000000650
spellingShingle M. Alexander Stanczyk
Ram Kandasamy
Biased agonism: the quest for the analgesic holy grail
PAIN Reports
title Biased agonism: the quest for the analgesic holy grail
title_full Biased agonism: the quest for the analgesic holy grail
title_fullStr Biased agonism: the quest for the analgesic holy grail
title_full_unstemmed Biased agonism: the quest for the analgesic holy grail
title_short Biased agonism: the quest for the analgesic holy grail
title_sort biased agonism the quest for the analgesic holy grail
url http://journals.lww.com/painrpts/fulltext/10.1097/PR9.0000000000000650
work_keys_str_mv AT malexanderstanczyk biasedagonismthequestfortheanalgesicholygrail
AT ramkandasamy biasedagonismthequestfortheanalgesicholygrail