Investigating oxidative stress and blood vessel function in women with a history of gestational diabetes
Official title: Role of Oxidative Stress in Microvascular Dysfunction Following Gestational Diabetes
Run by University of Iowa · NCT05946785 · Data updated 2026-11-12
This study is trying to see how oxidative stress affects blood vessel function in women who had gestational diabetes in the past five years.
Quick facts
| Phase | Early Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 50 Years |
| Sex | Women only |
| Enrollment | 28 (estimated) |
| Sponsor | University of Iowa Academic / other |
| Locations | 1 site (Iowa City, Iowa) |
| Status | Recruiting |
| Started | July 1, 2023 |
| Main results expected | December 31, 2026 |
| Study ends | June 1, 2027 |
| Registry record updated | July 29, 2026 |
| Trial ID | NCT05946785 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are women aged 18-50 with a history of gestational diabetes diagnosed within the last five years.
✕Probably not a fit
Patients with current pregnancy, significant skin diseases, or metabolic disorders 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 investigation aims to explore how oxidative stress contributes to microvascular dysfunction in women who have experienced gestational diabetes mellitus (GDM). The study focuses on women aged 18-50 who had GDM within the last five years, using a minimally invasive technique to assess blood vessel function in the skin. By measuring the response of blood vessels to specific agents, the researchers hope to uncover the mechanisms behind persistent vascular dysfunction following GDM. The findings could provide insights into cardiovascular disease risk in this population.
Why it matters
Potential benefit: If successful, this study could lead to improved understanding and management of cardiovascular disease risk in women with a history of gestational diabetes.
How similar studies have gone: While the association between gestational diabetes and cardiovascular risk is established, this specific investigation into oxidative stress and microvascular function is novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
INCLUSION CRITERIA: * female sex * 18 -50 years old * pregnancy history within 5 years of the study visit * had gestational diabetes diagnosed by their obstetrician and confirmed according to the American College of Obstetricians and Gynecologists criteria for gestational diabetes * or without a history of gestational diabetes EXCLUSION CRITERIA: * skin diseases * current tobacco/e-cigarette use * diagnosed or suspected hepatic or metabolic disease including diabetes * statin or other cholesterol-lowering medication * current antihypertensive medication * history of preeclampsia or gestational hypertension * current pregnancy * body mass index \<18.5 kg/m2 * allergy to materials used during the experiment.(e.g. latex), known allergies to study drugs.
Where it's running
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University of Iowa
Iowa City, Iowa, United States Recruiting
Study contacts
- Study coordinator: Anna Reid-Stanhewicz, PHD
- Email: anna-stanhewicz@uiowa.edu
- Phone: 319-467-1732
Similar studies
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Mobile-based obstetric monitoring for hypertension and diabetes during pregnancy
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.