Status:

TERMINATED

Hyperpolarized Xenon-129 Magnetic Resonance Imaging and Spectroscopy of Brown Fat: Healthy Adult Volunteer Pilot Study

Lead Sponsor:

University of North Carolina, Chapel Hill

Collaborating Sponsors:

North Carolina Translational and Clinical Sciences Institute

Conditions:

Obesity

Eligibility:

All Genders

18-60 years

Phase:

PHASE1

Brief Summary

The primary goal of this study is to evaluate the feasibility of detecting Brown Adipose Tissue (BAT) in healthy subjects by using hyperpolarized xenon gas MRI. In this pilot study, MRI of BAT of hea...

Detailed Description

In the fight against obesity, brown adipose tissue (BAT) is considered to be the newest target. The hypothesis is that this tissue is partially responsible for the imbalance between energy intake and ...

Eligibility Criteria

Inclusion

  • Ability to give informed consent
  • Willing to participate in this study
  • Male or female ≥ 18 years of age at the time of the interview.
  • Subject has no diagnosed pulmonary condition
  • Subject has not smoked in the previous 5 years
  • Smoking history, if any, is less than or equal to 5 pack-years
  • Written informed consent (and assent when applicable) obtained from subject or subject's
  • legal representative and ability for subject to comply with the requirements of the study
  • Healthy subject that may or may not have undergone an fluorodeoxyglucose -Positron Emission Tomography (PET) scan

Exclusion

  • Any contraindication to MRI (presence of any non-removable metal implant, stents, pacemaker, clips, staples, or piercings, etc. )
  • Subject does not fit in the magnet
  • Pregnancy or breast feeding
  • Severe claustrophobia
  • Subject is less than 18 years old
  • MRI is contraindicated based on responses to MRI screening questionnaire
  • Subject is pregnant or lactating
  • Respiratory illness of a bacterial or viral etiology within 15 days of MRI
  • Subject has received an investigational medicinal product (not including 129Xe) within 30 days of MRI
  • Subject has any form of known cardiovascular disease
  • Subject cannot hold their breath for 15 seconds
  • Subject deemed unlikely to be able to comply with instructions during imaging
  • Subject is taking beta blockers
  • Subject underwent an fluorodeoxyglucose-PET examination less than one week before the HP xenon MRI scan

Key Trial Info

Start Date :

September 1 2015

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 1 2016

Estimated Enrollment :

17 Patients enrolled

Trial Details

Trial ID

NCT02220426

Start Date

September 1 2015

End Date

July 1 2016

Last Update

November 25 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Biomedical Research Imaging Center

Chapel Hill, North Carolina, United States, 27599-7513