Obese or Overweight Men and Women Needed for Neuroimaging Study
Conducted by Arpana Gupta, PhD and Emeran Mayer, MD, PhD

Are you worried about your weight? Help us explore the brain-gut connection related to obesity by participating in our study. If you are a healthy adult who struggles with your weight you may be eligible. If you are between the ages of 18 and 55, you may qualify to participate in a research study conducted by Drs. Arpana Gupta and Emeran Mayer at the UCLA Center for Neurobiology of Stress and Resilience.

obesity_adThe purpose of this study is to learn more about how the gut influences the brain’s perception of hunger, cravings and food satisfaction, which may lead to the development of better diagnostic tests and treatments for obesity in the future.

The study consists of 2 visits:

  • Medical and clinical assessments
  • Brain MRI
  • Blood and stool samples
  • Compensation is up to $150

If interested, please call (310) 206-1656


Men and Women with Chronic Pelvic Pain Needed for Longitudinal Study
Conducted by Emeran Mayer, MD, PhD

This study is an Observational Study to better understand Chronic Pelvic Pain in Patients.

You may be eligible if you:

  • Are at least 18 years of age
  • Have been diagnosed with Interstitial Cystitis (IC) / Painful Bladder Syndrome (PBS) OR Chronic Prostatitis (CP) / Chronic Pelvic Pain Syndrome (CPPS)

Participation involves five to eight study visits, collection of blood, saliva and urine samples, MRI, sensory testing and completion of questionnaires on the Internet for a period of 36 months.

You will be paid up to $865 for your participation in this study.

For more information call (310) 206-1757 or email ckulbacki@mednet.ucla.edu


Men and Women with and without IBS Needed for a Study Exploring the Brain-Gut Connection
Conducted by Emeran Mayer, MD, PhD

Are You Interested in the Brain-Gut Connection? Help us explore this connection by participating in our study.

If you have Irritable Bowel Syndrome (IBS) or are a healthy adult you may be eligible.

If you are between the ages of 18 and 55, you may qualify to participate in a UCLA research study conducted by Dr. Emeran Mayer. The purpose of this study is to learn more about how IBS develops, which may lead to the development of diagnostic tests and treatments.

This study consists of 2-3 visits:

  • Baseline (clinical assessment, questionnaires, saliva, blood, stool and urine sample)
  • Brain MRI
  • DEXA scan and blood draw

Compensation is up to $150.

If interested, please call (310) 206-1656


Men and Women with and without IBS Needed for Hormone Challenge Study
Conducted by Lin Chang, MD

Do you suffer from Abdominal Pain and/or Discomfort, Constipation or Diarrhea? Have you ever been told you have Irritable Bowel Syndrome (IBS)? Or, are you a Healthy Adult?

If so, and you are between the ages of 18 and 55, you may qualify to participate in a UCLA research study conducted by Dr. Lin Chang. The purpose of this study is to compare certain components found in the saliva, blood, urine, and stool and responses to stressors between IBS patients and healthy adults.

Eligible participants will complete 3 visits where they will:

  • Undergo medical and psychological evaluation, fill out questionnaires, and provide saliva, blood, urine, and stool samples
  • Complete two hormone challenge tests (i.e. Acthrel and Cortrosyn) and serial blood collections on separate days

Compensation is up to $250.
The title of the study is SCOR Hormone Challenge.

If interested, please call (310) 206-1719


Men and Women with and without IBS Needed for Colon Examination Study
Conducted by Lin Chang, MD

Do you suffer from Abdominal Pain and/or Discomfort, Constipation or Diarrhea? Have you ever been told you have Irritable Bowel Syndrome (IBS)? Or, are you a Healthy Adult?

If so, and you are between the age of 18 and 55, you may qualify to participate in a UCLA research study conducted by Dr. Lin Chang. The purpose of this study is to compare certain components found in the saliva, blood, urine, stool, and tissue from the wall of the large intestine (colon) and responses to stressors between IBS patients and healthy adults.

Eligible participants will complete 2 visits where they will:

  • Undergo medical and psychological evaluations, fill out questionnaires, and provide saliva, blood, urine, and stool samples
  • Receive a free colon examination (flexible sigmoidoscopy)

Compensation is up to $225.
The title of the study is SCOR Colon Examination.

If interested, please call (310) 206-1719


Women Undergoing Bariatric Surgery Needed for Research on Obesity
Conducted by Erik Dutson MD/Claudia Sanmiguel, MD

Claudia Sanmiguel, MD from the UCLA Ingestive Behavior and Obesity Program in collaboration with Erik Dutson, MD from the UCLA Metabolic and Bariatric Surgery Program are conducting a study to understand how bariatric surgery works to affect the brain’s perception of hunger and changes in food satisfaction after weight loss surgery.

To be eligible for this study you must be

  • Right-handed
  • Between the ages of 18 to 55
  • planning to undergo gastric bypass or sleeve gastrectomy surgery at UCLA

Eligible participants will complete 4 visits over 6 months involving 3 MRI’s of the brain, medical evaluations, questionnaires and blood, urine and stool samples.

Study activity will be free of charge and parking will be compensated. The study does NOT include the gastric bypass surgery. Earn up to $240 and get a picture of your brain!

If interested, please call Anya at(310) 825-3287 and refer to the “Brain Activity Changes after Gastric Bypass” study


Men and Women with IBS Needed for an Imaging Study on the Brain, the Gut and the Microbiome
Conducted by Emeran Mayer, MD, PhD

Participate in Brain Imaging Research conducted by Dr. Emeran Mayer at The Gail and Gerald Oppenheimer Family Center for Neurobiology of Stress. You must be:

  • 18-55
  • Right-handed
  • Not pregnant
  • Diagnosed with Irritable Bowel Syndrome (IBS)
  • No significant neurological or psychological medical history

Participation involves a screening visit, an MRI and one stool sample.

Earn up to $100 and get a digital picture of your brain.

The purpose of this study is to examine brain networks at rest in chronic pain conditions compared to healthy controls.

If interested please call (310) 206-1758


Women with Vulvodynia Needed for Brain Imaging Study
Conducted by Jennifer Labus, PhD

If you are female between the ages of 18 to 55 and 1) have been diagnosed with vestibulodynia/vulvodynia Or 2) are experiencing chronic pain at the opening of the vagina with or without intercourse we would like you to participate in a research study conducted by Dr. Emeran Mayer at the UCLA Center for Neurobiology of Stress.

The purpose of this research is to help understand the the physiology and genetic makeup of this chronic pain condition.

Participation involves 2 visits (1 screening, 1 MRI scan) over approximately 1-3 weeks. You must be right-handed and not pregnant.

Earn up to $130.00.

For further details please call  (310) 825-5255