Adipose Tissue Inflammation in Individuals Undergoing Bariatric Surgery

NCT ID: NCT03419273

Last Updated: 2019-10-03

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

84 participants

Study Classification

OBSERVATIONAL

Study Start Date

2017-07-01

Study Completion Date

2019-07-01

Brief Summary

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A growing body of work done over the past few decades has established that adipose tissue as an active endocrine organ which secretes a wide range of metabolic and immunological factors collectively called "adipokines (1)." Importantly, these secreted factors enter into the circulation and have paracrine and autocrine actions, which profoundly impact systemic metabolism (e.g., insulin sensitivity). Additionally, in animals, loss of ovarian hormone production via ovariectomy (similar to menopause in humans) leads to increases in both in adipose tissue mass and in adipose tissue inflammation (2) making this tissue less healthy than that from premenopausal animals. To date, no studies have investigated the effect of menopause on abdominal fat in overweight individuals. Knowing if adipose tissue-specific changes occur with menopause may potentially lead to recommendations or therapeutics to improve women's health post menopause.

Detailed Description

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Subjects will just have to agree to having a small amount of adipose tissue being removed during the bariatric surgery. The investigators will also collect a blood sample at that time. There will be no other visits for the subject.

Conditions

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Obesity, Morbid Bariatric Surgery Candidate

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Interventions

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bariatric surgery

We are recruiting only those going through bariatric surgery

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Women who are premenopausal or who are postmenopausal and have been for at least one year.

Males will be recruited to age match female subjects. All subject are already scheduled to have bariatric surgery at the University of Missouri-Columbia Department of Surgery.

Exclusion Criteria

* Women who are perimenopausal. Women who are on Hormone Replacement Therapy.
Minimum Eligible Age

21 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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University of Missouri-Columbia

OTHER

Sponsor Role lead

Responsible Party

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Jill Kanaley

professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Jill Kanaley, PhD

Role: PRINCIPAL_INVESTIGATOR

University of Missouri-Columbia

Locations

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University of Missouri

Columbia, Missouri, United States

Site Status

Countries

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United States

References

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Porter JW, Barnas JL, Welly R, Spencer N, Pitt J, Vieira-Potter VJ, Kanaley JA. Age, Sex, and Depot-Specific Differences in Adipose-Tissue Estrogen Receptors in Individuals with Obesity. Obesity (Silver Spring). 2020 Sep;28(9):1698-1707. doi: 10.1002/oby.22888. Epub 2020 Jul 31.

Reference Type DERIVED
PMID: 32734695 (View on PubMed)

Other Identifiers

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Bariatric surgery

Identifier Type: -

Identifier Source: org_study_id

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