En multicenter, åben etiket genterapiundersøgelse af RP-A501 hos mandlige patienter med Danons sygdom
Genterapi for Danons sygdom: Et fase 2-studie, der evaluerer effektiviteten og sikkerheden af intravenøst administreret adeno-associeret virus serotype 9 (rAAV9) vektor indeholdende det humane LAMP2 isoform B transgen (RP-A501; AAV9.LAMP2B) hos mandlige patienter med Danons sygdom
This is a single arm Phase 2 trial to evaluate the efficacy and safety of RP-A501, a recombinant adeno-associated virus serotype 9 (rAAV9) vector containing the human lysosome-associated membrane protein 2 isoform B (LAMP2B) transgene, in male patients with Danon disease.
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljeret beskrivelse
RP-A501-0123 is a Phase 2 global, multi-center, single arm, open-label, single dose trial in males with Danon disease. The study is designed to assess the efficacy and safety of a single intravenous dose of RP-A501 in treating the cardiomyopathy associated with Danon disease.
RP-A501-0123 will enroll subjects ≥ 8 years of age with a pathogenic or likely pathogenic LAMP2 variant. The trial will include a total of 5 years of follow-up after administration of RP-A501.
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Fase 2
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Clinical Information
- Telefonnummer: 646-627-0033
- E-mail: clinicaltrials@rocketpharma.com
Studiesteder
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London, Det Forenede Kongerige
- Rekruttering
- Great Ormond Street Hospital & UCL Institute of Cardiovascular Science
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Kontakt:
- Juan Kaski, MD
- E-mail: Juan.Kaski@gosh.nhs.uk
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California
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La Jolla, California, Forenede Stater, 92037
- Rekruttering
- University of California, San Diego
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Kontakt:
- Barry Greenberg, MD
- Telefonnummer: 858-246-2987
- E-mail: Bgreenberg@health.ucsd.edu
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Massachusetts
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Boston, Massachusetts, Forenede Stater, 02115
- Rekruttering
- Boston Children's Hospital
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Ledende efterforsker:
- Dominic Abrams, MD
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Kontakt:
- Emily Morris
- E-mail: Emily.Morris@childrens.harvard.edu
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Kontakt:
- Bridget Kerwin
- E-mail: BridgetO_Kerwin@DFCI.HARVARD.EDU
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Pennsylvania
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Philadelphia, Pennsylvania, Forenede Stater, 19104
- Rekruttering
- Children's Hospital of Philadelphia
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Kontakt:
- Joseph Rossano, MD
- E-mail: rossanoj@chop.edu
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Florence, Italien
- Rekruttering
- Meyer Children's Hospital
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Kontakt:
- Iacopo Olivotto, MD
- E-mail: iacopo.olivotto@unifi.it
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Munich, Tyskland
- Rekruttering
- German Heart Center Munich
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Kontakt:
- Cordula Wolf, MD
- E-mail: wolf@dhm.mhn.de
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Key Inclusion Criteria:
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Documentation of a pathogenic or likely pathogenic variant of the LAMP2 gene.
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Male.
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Age ≥8 years.
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Evidence of left ventricular hypertrophy with preserved systolic function phenotype as defined by each of the following:
- Abnormal thickening of left ventricular wall,
- Left ventricular ejection fraction (LVEF) ≥ 50%.
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New York Heart Association (NYHA) Class II to III.
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High sensitivity Troponin I (hsTnI) ≥20% above the upper limit of normal (ULN) ≤ 12 months prior to screening.
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Ability to comply with study procedures including investigational therapy and follow-up evaluations.
Key Exclusion Criteria:
- Anti-AAV9 neutralizing antibody titer >1:40.
- Severe heart failure or requirement for advanced therapies (requirement for intravenous inotropic, vasodilator, or diuretic therapy within the 30 days prior to enrollment, presence or requirement for mechanical circulatory support (MCS), and presence or requirement for mechanical ventilation).
- History of intracardiac thrombosis or arterial thromboembolic events including stroke, transient ischemic attack (TIA), acute coronary syndrome, myocardial infarction or unstable angina.
- Prior cardiac or other organ (lung, liver, other) transplantation.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
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Eksperimentel: RP-A501
A single intravenous infusion of RP-A501 in cohorts of subjects with a confirmed diagnosis of Danon disease. |
RP-A501 is a gene therapy product consisting of an rAAV9 capsid containing the human LAMP2B transgene which will be administered as a single IV infusion. Dose of RP-A501: Cohorts 1, 2 & 3 = 6.7 x10^13 genome copies (GC)/kg; Cohort 4 = 3.8 x10^13 GC/kg. An immunomodulation regimen is initiated before RP-A501 administration to reduce the risk of gene therapy-related complications. The regimen includes rituximab or a biosimilar, administered in two doses for Cohorts 1-3 and three doses for Cohort 4, along with sirolimus and corticosteroids. Pegcetacoplan was incorporated into the immunomodulation regimen for Cohort 3 but excluded in Cohort 4. |
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Evaluation of Efficacy: Improvement as assessed via primary endpoint comprised of LAMP2 myocardial tissue expression and left ventricular mass index (LVMI)
Tidsramme: 12 months post-infusion
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Myocardial tissue expression of LAMP2 protein improved from baseline to ≥ Grade 1 (by IHC), AND, ≥ 10% decrease in LVMI from baseline. |
12 months post-infusion
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Evaluation of efficacy via components of the primary endpoint - LAMP2
Tidsramme: 12 months post infusion
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Myocardial tissue expression of LAMP2 protein improved from baseline to ≥ Grade 1 (by IHC) |
12 months post infusion
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Evaluation of efficacy via components of the primary endpoint - Left Ventricular Mass Index (LVMI)
Tidsramme: 12 months post infusion
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≥ 10% decrease in LVMI from baseline |
12 months post infusion
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Evaluation of efficacy via biomarker evidence of myocardial injury - High Sensitivity Troponin I (hsTnI)
Tidsramme: 12 months post infusion
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≥ 20% decrease in hsTnI from baseline |
12 months post infusion
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Evaluation of efficacy via biomarker evidence of myocardial injury - N-Terminal Prohormone of Brain Natriuretic Peptide (NT-proBNP)
Tidsramme: 12 months post infusion
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≥ 20% decrease in NT-proBNP from baseline |
12 months post infusion
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Evaluation of efficacy via Quality of Life
Tidsramme: 12 months post infusion
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Change in KCCQ-12 Overall Score from baseline |
12 months post infusion
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Evaluation of efficacy via heart failure symptoms
Tidsramme: 12 months post infusion
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Change in NYHA class from baseline |
12 months post infusion
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Evaluation of efficacy via assessment of event-free survival
Tidsramme: From infusion to 60 months post infusion
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From infusion to 60 months post infusion
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Evaluation of safety
Tidsramme: From infusion to 60 months post infusion
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Incidence, severity and duration of treatment emergent safety events. |
From infusion to 60 months post infusion
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Ledende efterforsker: Joseph Rossano, MD, Children's Hospital of Philadelphia
- Ledende efterforsker: Barry Greenberg, MD, University of California, San Diego
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Aortaklapsygdom
- Neurologiske manifestationer
- Sygdomme i nervesystemet
- Hjerte-kar-sygdomme
- Patologiske Tilstande, Anatomiske
- Hjertesygdomme
- Metabolisme, medfødte fejl
- Genetiske sygdomme, medfødte
- Metaboliske sygdomme
- Neuroadfærdsmæssige manifestationer
- Hjerteklapsygdomme
- Intellektuel handicap
- Genetiske sygdomme, X-forbundet
- Aortastenose, subvalvulær
- Aortaklapstenose
- Kulhydratmetabolisme, medfødte fejl
- Kardiomegali
- Glykogenopbevaringssygdom
- Hypertrofi
- Medfødte, arvelige og neonatale sygdomme og abnormiteter
- Patologiske tilstande, tegn og symptomer
- Ernæringsmæssige og metaboliske sygdomme
- X-Linked Intellektuel Handicap
- Kardiomyopatier
- Kardiomyopati, hypertrofisk
- Hypertrofi, venstre ventrikel
- Lysosomale opbevaringssygdomme
- Glykogenopbevaringssygdom type IIb
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- RP-A501-0123
- LAMPLIGHT-2 (Anden identifikator: Rocket Pharmaceuticals)
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
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