High-resolution screening for receptors that many medicines target

A Novel high resolution MS platform for high-throughput screening of G protein-coupled receptors

['FUNDING_R01'] · BATTELLE PACIFIC NORTHWEST LABORATORIES · NIH-11324211

This project is creating a faster, more accurate mass spectrometry tool to detect chemical tags on receptors involved in inflammatory diseases, helping researchers develop better treatments.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorBATTELLE PACIFIC NORTHWEST LABORATORIES (nih funded)
Locations1 site (RICHLAND, UNITED STATES)
Trial IDNIH-11324211 on ClinicalTrials.gov

What this research studies

Researchers are combining ultrahigh-resolution ion mobility separation with very accurate mass spectrometry (a SLIM-Orbitrap platform) to pinpoint where receptors called GPCRs gain phosphate tags. They will focus on CXCR3, a receptor linked to inflammatory conditions, and work to separate and identify complex, multi-phosphorylated peptide forms that current methods often miss. The team will use laboratory samples and advanced instruments to improve sensitivity and speed for site-specific phosphorylation mapping. This work aims to make it easier for scientists to see how drugs and ligands change receptor signaling.

Who could benefit from this research

Good fit: People with inflammatory conditions linked to CXCR3 who are willing to donate blood or tissue samples for laboratory analysis would be most relevant to this work.

Not a fit: Patients without conditions involving CXCR3 or those unable/unwilling to provide samples are unlikely to receive direct benefit from this research.

Why it matters

Potential benefit: If successful, this could help researchers and clinicians better understand drug effects on receptor signaling and support development of more precise anti-inflammatory therapies.

How similar studies have performed: Mass spectrometry has been used to map protein phosphorylation before, but applying SLIM ion mobility with Orbitrap MS for high-confidence, high-throughput characterization of complex multi-phosphorylated GPCR sites is a novel and less-tested approach.

Where this research is happening

RICHLAND, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.