Investigating gut microbiota in obese patients with type 2 diabetes and infections

Susceptibility to Infectious Diseases in Obesity: an Endocrine, Translational, Sociological Evaluation

Observational Azienda Ospedaliero Universitaria Maggiore della Carita · NCT05975541

This study looks at how the bacteria in the gut of obese adults with type 2 diabetes might affect their chances of getting chronic infections.

Quick facts

Study typeObservational
Enrollment80 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorAzienda Ospedaliero Universitaria Maggiore della Carita Academic / other
Locations1 site (Novara)
Trial IDNCT05975541 on ClinicalTrials.gov

What this trial studies

This observational study aims to explore the relationship between gut microbiota composition and susceptibility to chronic infections in patients with obesity and type 2 diabetes (T2D). It will compare the gut microbiota profiles of individuals with and without chronic infections, focusing on how these profiles may influence immune system regulation. The study will include adults aged 18-65 with a BMI between 30-40 kg/m2, and will assess the impact of obesity and T2D on chronic inflammation and infection risk.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18-65 with obesity (BMI 30-40 kg/m2) and type 2 diabetes, who may or may not have chronic infections.

Not a fit: Patients with psychological conditions affecting comprehension, those undergoing specific diet regimens, or with severe immunodepression are unlikely to benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved understanding of how gut microbiota influences infection susceptibility in obese patients with type 2 diabetes, potentially guiding new therapeutic strategies.

How similar studies have performed: While the role of gut microbiota in obesity and diabetes is an emerging field, this specific investigation into its connection with chronic infections is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* age between 18-65 years
* ability to understand the study protocol
* obesity with BMI between 30-40 kg/m2
* affects by type II diabetes
* presence/absence of chronic infections
* the possibility of equality in the two groups (matched for sex, age, and therapies)

Exclusion Criteria:

* psychological conditions that reduced the ability the comprehension of the study protocol
* subjects undergoing a diet-therapeutic regimen;
* subjects with the possibility of developing diabetic foot in the successive months
* patients with relapsing infections
* pregnancy
* bariatric surgery
* oncological and hematological pathologies
* Hypogonadism
* severe immunodepression
* vaccination in the last two weeks
* Alcohol or drug abuse
* antibiotic therapy

Where this trial is running

Novara

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions ObesityType2diabetesGut MicrobiotaChronic Diseaseobesityadulttype 2 diabetesintestinal microbiota
Last reviewed 2026-06-13 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.