- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT07602751
FMT for Pediatric SR-aGVHD
Fecal Microbiota Transplantation for the Treatment of Steroid-refractory Graft-versus-host Disease.
This is a pilot, prospective, non-profit, multicenter, uncontrolled, open-label study to evaluate the safety and feasibility of FMT in patients aged between 3 months and 25 years suffering from acute intestinal GVHD resistant to conventional steroid therapy.
Eligible patients will receive 1-3 FMT via naso-jejunal tube or endoscopy.
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Anslået)
Fase
- Fase 2
- Fase 1
Kontakter og lokationer
Studiekontakt
- Navn: Pietro Merli, MD
- Telefonnummer: +390668592623
- E-mail: pietro.merli@opbg.net
Studiesteder
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Bologna, Italien, 40138
- Pediatric Hematology and Oncology, IRCCS Azienda Ospedaliero-Universitaria di Bologna
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Kontakt:
- Riccardo Masetti, MD, PhD
- Telefonnummer: +39 051 2144016
- E-mail: riccardo.masetti5@unibo.it
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Padova, Italien, 35128
- UOC Clinica di Oncoematologia Pediatrica, Azienda Ospedale-Università Padova
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Kontakt:
- Maria Gabelli, MD
- Telefonnummer: +39 049 8213579
- E-mail: maria.gabelli@aopd.veneto.it
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Roma, Italien, 00165
- Department of Hematology/Oncology, Cell and Gene Therapy, IRCCS Bambino Gesù Children's Hospital
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Kontakt:
- Pietro Merli, MD
- Telefonnummer: +390668592623
- E-mail: pietro.merli@opbg.net
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
- Voksen
Tager imod sunde frivillige
Beskrivelse
Inclusion Criteria:
- Diagnosis of hematological disease, malignant or non-malignant;
- Patients undergoing allogeneic stem cell transplantation from a familial or unrelated donor;
- Presence of acute GVHD with intestinal involvement (grade II-IV), steroid-resistant (i.e., with progression after 3 days of high-dose steroid therapy (methylprednisolone > 2 mg/kg), no response after 7 days, progression during steroid tapering, or failure to achieve remission on day 28 from the start of steroid therapy), for those who have no indication for other second- or third-line therapies;
- Signed informed consent.
Exclusion Criteria:
- Presence of concurrent bacterial infections requiring systemic antibiotic therapy;
- Positivity for anti-HIV or anti-HCV antibodies, or for HbsAg with HBV-DNA positive by PCR;
- Presence of severe mucositis;
- History of chronic inflammatory bowel disease.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
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Eksperimentel: Treatment
FMT
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The administration of the fecal preparation (from a related donor or a third party donor) will be carried out via esophagogastroduodenoscopy, with the release of the fecal preparation into the duodenum; or via a nasoduodenal tube, with the release of the fecal preparation into the duodenum at a 'dose' of 7-12 ml/kg, up to a maximum of 250 ml/administration; or via colonoscopy. In the latter case, mucosal biopsies will not be performed to reduce the risk of bacterial translocation. In some subjects, the possibility of administering the emulsion via ENEMA will be evaluated. Cases will be selected based on specific clinical indications. In the case of a partial response, after evaluating the risk/benefit ratio, a second infusion can be performed after 3 days. The procedure can be repeated a third time later (7 days) in case of a new flare of intestinal GVHD after initial improvement. |
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Safety (AE and treatment-related AE, according to CTCAE v5.0)
Tidsramme: 28 days
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Number of Participants With Adverse Events and Treatment-Related Adverse Events as Assessed by CTCAE v5.0
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28 days
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Efficacy: Overall Response Rate (ORR)
Tidsramme: 28 days
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Number of participants with Complete Response (CR, defined as a score of 0 for the aGvHD grading in all evaluable organs that indicates complete resolution of all signs and symptoms of aGvHD in all evaluable organs without administration of additional systemic therapy for any earlier progression, mixed response or non-response of aGvHD) or Partial Response (PR, defined as improvement of 1 stage in 1 or more organs involved with aGvHD signs or symptoms without progression in other organs or sites without administration of additional systemic therapy for an earlier progression, mixed response or non-response of aGvHD) at day +28 according to MAGIC criteria (ORR=CR+PR).
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28 days
|
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Microbiota modification
Tidsramme: 56 days
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Comparison of alpha-diversity (according to Chao And Simpson indexes) and of beta-diversity (according to Bray-Curtis and UniFrac dissimilarity indexes) of patient samples taken before and after FMT (16s sequencing).
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56 days
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Cumulative incidence of infections
Tidsramme: 28 days
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Cumulative incidence of clinically-relevant infections (i.e., ≥ grade 3 according to CTCAE v 5.0) after FMT; relapse or start of a new immunosuppressive treatment will be considered competing events.
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28 days
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Efficacy on other GVHD target organs
Tidsramme: 56 days
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Response in skin and liver GVHD involvement according to MAGIC criteria.
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56 days
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Immune reconstitution
Tidsramme: 90 days
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Number of participants with CD3+ counts > 500/mcl at day +90 after treatment.
Number of participants with CD4+ counts > 50/mcl at day +90 after treatment.
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90 days
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Samarbejdspartnere og efterforskere
Publikationer og nyttige links
Generelle publikationer
- van Lier YF, Davids M, Haverkate NJE, de Groot PF, Donker ML, Meijer E, Heubel-Moenen FCJI, Nur E, Zeerleder SS, Nieuwdorp M, Blom B, Hazenberg MD. Donor fecal microbiota transplantation ameliorates intestinal graft-versus-host disease in allogeneic hematopoietic cell transplant recipients. Sci Transl Med. 2020 Aug 12;12(556):eaaz8926. doi: 10.1126/scitranslmed.aaz8926.
- Kakihana K, Fujioka Y, Suda W, Najima Y, Kuwata G, Sasajima S, Mimura I, Morita H, Sugiyama D, Nishikawa H, Hattori M, Hino Y, Ikegawa S, Yamamoto K, Toya T, Doki N, Koizumi K, Honda K, Ohashi K. Fecal microbiota transplantation for patients with steroid-resistant acute graft-versus-host disease of the gut. Blood. 2016 Oct 20;128(16):2083-2088. doi: 10.1182/blood-2016-05-717652. Epub 2016 Jul 26.
Datoer for undersøgelser
Studer store datoer
Studiestart (Anslået)
Primær færdiggørelse (Anslået)
Studieafslutning (Anslået)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- 3444_OPBG_2024
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
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