Salivary microRNA in Endometriosis: Correlation With Response to Progestin Therapy

NCT ID: NCT06414720

Last Updated: 2025-04-02

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

RECRUITING

Total Enrollment

90 participants

Study Classification

OBSERVATIONAL

Study Start Date

2024-04-22

Study Completion Date

2025-12-01

Brief Summary

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This study aims to analyze the salivary miRNA specific for patients diagnosed with endometriosis, specifically evaluating the miRNA profile of patients who respond versus those who do not respond to progestin therapy. Ninety patients attending the Chronic Pelvic Pain Clinic will be recruited, and they will be asked to provide a saliva sample before starting medical therapy. The response to the therapy will be evaluated after 4 months from the beginning of the therapy itself.

Detailed Description

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In recent years, scientific literature has focused on the search for new non-invasive diagnostic tools that can identify patients with endometriosis early and easily, thereby reducing diagnostic delay and enabling the immediate initiation of appropriate treatment. Among these, microRNA (miRNA) is emerging as a promising option. Despite recent progress in this field, a predictive biomarker of response to medical therapy or vice versa, resistance to progesterone in endometriosis, has not yet been identified, including among miRNAs. This study aims, therefore, to identify salivary miRNA signatures specific to endometriosis and differentially expressed between responder and non-responder patients to 2 mg dienogest medical therapy. 90 patients diagnosed with endometriosis attending the Obstetrics and Gynecology Clinic at the Santa Maria della Misericordia Hospital in Udine will be enrolled. The investigators will ask them for a salivary sample before starting the progestin therapy. After 4 months from the beginning, the response will be evaluated. The researchers will evaluate the differences between salivary miRNA of the responders vs non-responders.

Conditions

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Endometriosis

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Endometriosis patients

Patients diagnosed with endometriosis attending the Obstetrics and Gynecology Clinic at the Santa Maria della Misericordia Hospital in Udine, who have not yet started medical therapy.

Dienogest 2 MG

Intervention Type DRUG

The patients will be started on progestin therapy after a saliva sample is collected from them for miRNA analysis.

Interventions

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Dienogest 2 MG

The patients will be started on progestin therapy after a saliva sample is collected from them for miRNA analysis.

Intervention Type DRUG

Other Intervention Names

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zafrilla devicius endodien visanne

Eligibility Criteria

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Inclusion Criteria

* Age \> 18 years
* Fertile age
* Clinical-ultrasound diagnosis or histological diagnosis of endometriosis
* Informed consent

Exclusion Criteria

* Pregnancy
* Pre-menarcheal or post-menopausal status
* Chronic pelvic pain syndrome with or without central sensitization assessed with the Central Sensitization Inventory Test (CSI)
* Neoplasia, diabetes, BMI \> 30 kg/m2, coagulopathies, autoimmune diseases, or other conditions that may affect salivary miRNA measurement
* Currently undergoing progestin therapy
Minimum Eligible Age

18 Years

Maximum Eligible Age

45 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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University of Udine

OTHER

Sponsor Role lead

Responsible Party

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Giuseppe Vizzielli

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Giuseppe Vizzielli, prof

Role: STUDY_CHAIR

University of Udine

Locations

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University of Udine

Udine, UD, Italy

Site Status RECRUITING

Countries

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Italy

Central Contacts

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Matilde Degano, dr

Role: CONTACT

3206173076 ext. 0039

Anna Biasioli, dr

Role: CONTACT

Facility Contacts

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Matilde Degano, dr

Role: primary

3206173076 ext. 0039

Anna Biasioli, dr

Role: backup

References

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Bendifallah S, Suisse S, Puchar A, Delbos L, Poilblanc M, Descamps P, Golfier F, Jornea L, Bouteiller D, Touboul C, Dabi Y, Darai E. Salivary MicroRNA Signature for Diagnosis of Endometriosis. J Clin Med. 2022 Jan 26;11(3):612. doi: 10.3390/jcm11030612.

Reference Type BACKGROUND
PMID: 35160066 (View on PubMed)

Zhang P, Wang G. Progesterone Resistance in Endometriosis: Current Evidence and Putative Mechanisms. Int J Mol Sci. 2023 Apr 10;24(8):6992. doi: 10.3390/ijms24086992.

Reference Type BACKGROUND
PMID: 37108154 (View on PubMed)

Hon JX, Wahab NA, Karim AKA, Mokhtar NM, Mokhtar MH. MicroRNAs in Endometriosis: Insights into Inflammation and Progesterone Resistance. Int J Mol Sci. 2023 Oct 9;24(19):15001. doi: 10.3390/ijms241915001.

Reference Type BACKGROUND
PMID: 37834449 (View on PubMed)

Other Identifiers

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ENDOmiRNA

Identifier Type: -

Identifier Source: org_study_id

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