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Multicenter Clinical Trial for the Evaluation of Mesenchymal Stem Cells From Adipose Tissue in Patients With Chronic Graft Versus Host Disease. (CMM/EICH/2008)

17. November 2016 aktualisiert von: Andalusian Initiative for Advanced Therapies - Fundación Pública Andaluza Progreso y Salud

Multicenter Clinical Trial Phase I/II Randomized, Controlled, for the Evaluation of Safety and Feasibility of Therapy With Two Different Doses of Allogenic Mesenchymal Stem Cells From Adipose Tissue in Patients With Chronic Graft Versus Host Disease.

The main purpose of this trial is to assess the safety and feasibility of treatment with two-dose infusion of allogeneic mesenchymal stem cells from adipose tissue expanded in vitro in patients undergoing haematopoietic stem cell transplantation (HSCT, who have developed chronic and extensive graft versus host disease (GVHD).

Mesenchymal stem cells (MSCs) express low levels of HLA class I molecules, and do not express class II molecules neither CD40, CD80 and CD86, being unable to induce proliferation of allogeneic lymphocytes. In addition, MSCs inhibit lymphocyte proliferation by inhibiting cell division and maintaining these cells in a quiescent state. This supports the hypothesis that MSCs are universal suppressors.

Studienübersicht

Status

Abgeschlossen

Bedingungen

Intervention / Behandlung

Studientyp

Interventionell

Einschreibung (Tatsächlich)

Phase

Phase 2
Phase 1

Kontakte und Standorte

Dieser Abschnitt enthält die Kontaktdaten derjenigen, die die Studie durchführen, und Informationen darüber, wo diese Studie durchgeführt wird.

Studienorte

Spanien
- - Granada., Spanien, 18014.
    - Hospital Universitario Virgen de Las Nieves
  - Sevilla, Spanien, 41013
    - Hospital Universitario Virgen del Rocío de Sevilla
  - Valencia, Spanien, 46010
    - Hospital Clinico de Valencia
- Cádiz.
  - Jerez de la Frontera, Cádiz., Spanien, 11407
    - Hospital de Jerez de la Frontera.

Teilnahmekriterien

Forscher suchen nach Personen, die einer bestimmten Beschreibung entsprechen, die als Auswahlkriterien bezeichnet werden. Einige Beispiele für diese Kriterien sind der allgemeine Gesundheitszustand einer Person oder frühere Behandlungen.

Zulassungskriterien

Studienberechtigtes Alter

18 Jahre bis 65 Jahre (Erwachsene, Älterer Erwachsener)

Akzeptiert gesunde Freiwillige

Nein

Studienberechtigte Geschlechter

Alle

Beschreibung

Inclusion Criteria:

Patients who develop chronic extensive GVHD as determined by the National Institute of Health Consensus Development Project on Criteria for Clinical Trials in Chronic GVHD (Biol Blood Marrow Transplant 2005; 11: 945-955), and which meet the following criteria:

They have never received therapy for chronic GVHD.
They have de novo or quiescent chronic extended GVHD.

Exclusion Criteria:

Concomitant severe systemic infection.
Oncologic or hematological condition relapse.
Pregnancy.
Estimated life expectancy less than 1 week.
Patients who do not give their informed consent.

Studienplan

Dieser Abschnitt enthält Einzelheiten zum Studienplan, einschließlich des Studiendesigns und der Messung der Studieninhalte.

Wie ist die Studie aufgebaut?

Designdetails

Hauptzweck: Behandlung
Zuteilung: Zufällig
Interventionsmodell: Parallele Zuordnung
Maskierung: Keine (Offenes Etikett)

Anzahl der Arme

Waffen und Interventionen

Teilnehmergruppe / Arm	Intervention / Behandlung
Experimental: Conventional treatment plus high dose: 3x10e6 cells / Kg. Conventional treatment:Gradually descending dosage of prednisone and cyclosporin or tacrolimus for at least 46 weeks. Starting dose: 1 mg/Kg/24 h prednisone and 3 mg/Kg/12 h cyclosporin.	Sonstiges: Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. Low dose: 1 x10e6 / Kg. Conventional treatment:Gradually descending dosage of prednisone and cyclosporin or tacrolimus for at least 46 weeks. Starting dose: 1 mg/Kg/24 h prednisone and 3 mg/Kg/12 h cyclosporin. Sonstiges: Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. High dose: 3 x10e6/Kg. Conventional treatment:Gradually descending dosage of prednisone and cyclosporin or tacrolimus for at least 46 weeks. Starting dose: 1 mg/Kg/24 h prednisone and 3 mg/Kg/12 h cyclosporin.
Experimental: Conventional treatment plus low dose: 1x10e6 cells / Kg Conventional treatment:Gradually descending dosage of prednisone and cyclosporin or tacrolimus for at least 46 weeks. Starting dose: 1 mg/Kg/24 h prednisone and 3 mg/Kg/12 h cyclosporin.	Sonstiges: Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. Low dose: 1 x10e6 / Kg. Conventional treatment:Gradually descending dosage of prednisone and cyclosporin or tacrolimus for at least 46 weeks. Starting dose: 1 mg/Kg/24 h prednisone and 3 mg/Kg/12 h cyclosporin. Sonstiges: Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. Conventional treatment plus intravenous infusion of allogenic mesenchymal stem cells from adipose tissue. High dose: 3 x10e6/Kg. Conventional treatment:Gradually descending dosage of prednisone and cyclosporin or tacrolimus for at least 46 weeks. Starting dose: 1 mg/Kg/24 h prednisone and 3 mg/Kg/12 h cyclosporin.