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New Technologies for Elucidating Opioid Receptor Function.

Michael R Bruchas1, Bryan L Roth2

  • 1Departments of Anesthesiology and Neuroscience, Washington University, School of Medicine, St Louis, MO, USA.

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|February 3, 2016
PubMed
Summary
This summary is machine-generated.

New technologies enhance understanding of opioid receptor function at molecular and atomic levels. These advances enable development of novel therapeutics by creating biased and photoswitchable opioid ligands.

Keywords:
DREADDsbiased signalingchemogeneticsfunctional selectivitymouse modelsoptogenetics

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Area of Science:

  • Neuroscience
  • Pharmacology
  • Structural Biology

Background:

  • Opioid receptors are critical targets for pain management and addiction therapies.
  • Previous understanding of opioid receptor function was limited by available technological tools.
  • High-resolution structural data and genetic tools are revolutionizing the field.

Purpose of the Study:

  • To provide an overview of current knowledge on opioid receptor function from molecular, atomic, and in vivo perspectives.
  • To demonstrate how molecular insights can guide the design of novel opioid ligands.
  • To highlight the impact of new chemogenetic and optogenetic tools on opioid research.

Main Methods:

  • Analysis of high-resolution crystal structures of opioid receptors.
  • Utilizing novel chemical tools and genetic approaches for in vitro and in vivo studies.
  • Development and application of chemogenetic and optogenetic tools.
  • Generation of new genetically modified mouse lines.

Main Results:

  • Detailed understanding of opioid receptor function at molecular and atomic levels.
  • Facilitation of the creation of functionally selective (biased) and photoswitchable opioid ligands.
  • Expansion of research capabilities through engineered receptor-based tools and mouse models.

Conclusions:

  • Technological advancements provide powerful tools to deconstruct opioid receptor actions.
  • Insights into molecular mechanisms enable the design of sophisticated opioid ligands.
  • New chemogenetic and optogenetic tools are transforming opioid research and therapeutic development.