Clinical trial No longer in our active list Observational Ages 18 to 45 Women only

Investigating the NLRP3 Inflammasome's Role in Weight Loss After Sleeve Gastrectomy for Obese Patients

Official title: Role of NLRP3 Inflammasome Activation of Adipose Tissue in the Progression of Weight Loss After Sleeve Gastrectomy in Morbidly Obese Patients.

Run by University Hospital Center of Martinique · NCT04814147 · Data updated 2026-05-14

This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.

This study is trying to see how a specific part of the immune system affects weight loss in obese women after they have weight loss surgery called sleeve gastrectomy.

More Obesity, Morbid trials

Quick facts

Study typeObservational
Ages18 Years to 45 Years
SexWomen only
Enrollment20 (estimated)
SponsorUniversity Hospital Center of Martinique
Academic / other
Locations1 site (Fort-de-France)
Trial IDNCT04814147 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are women aged 18 to 45 with morbid obesity (BMI ≥ 40 kg/m2 or ≥ 35 kg/m2 with comorbidities).

Probably not a fit

Patients who are pregnant, nursing, have type 1 diabetes, or severe mental health issues may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to explore the role of the NLRP3 inflammasome in the weight loss outcomes of morbidly obese patients following sleeve gastrectomy. It focuses on understanding the mechanisms behind the varying responses to bariatric surgery, particularly in relation to insulin resistance and cardiovascular health. The study will involve women aged 18 to 45 with a BMI of 40 or higher, or 35 with related comorbidities, who have undergone a thorough evaluation and consented to participate. Data will be collected over a 24-month follow-up period to assess the long-term effects of the surgery.

Why it matters

Potential benefit: If successful, this study could lead to improved understanding and treatment strategies for patients who do not experience the expected benefits from bariatric surgery.

How similar studies have gone: While there have been studies on the effects of bariatric surgery, this specific investigation into the NLRP3 inflammasome's role is novel and has not been extensively tested.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Being a woman between the ages of 18 and 45;
* Have been well informed about bariatric surgery and perioperative risks and have benefited from a multidisciplinary evaluation by a multidisciplinary team (RCP) ;
* Have a BMI greater than or equal to 40 kg/m2 or greater than or equal to 35 kg/m2 with at least one co-morbidity that can be improved after surgery (cardiovascular disease, sleep apnea and severe respiratory disorders, type 2 diabetes, osteoarticular diseases)
* Have been informed of the research on the samples taken during care;
* Having stated its decision not to object to the research on the samples taken during the treatment;
* To have accepted medical and surgical follow-up for 24 months;
* Patient under the general social security system.

Exclusion Criteria:

* Being a pregnant or nursing woman;
* Being a type 1 diabetic;
* Have inflammatory bowel disease;
* Have severe and unstable eating disorders ;
* Have severe, uncontrolled cognitive, mental or psychological disorders;
* Have a cancerous pathology;
* Be addicted to alcohol and psychoactive substances (both legal and illegal);
* Have a life-threatening illness in the short or medium term;
* Have contraindications related to surgical operations in general such as general anaesthesia;
* Be under legal protection measures (guardianship, curators, safeguarding of justice), and person deprived of liberty.

Where it's running

  • CHU de Martinique
    Fort-de-France, Martinique
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.