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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT02670408
Registration number
NCT02670408
Ethics application status
Date submitted
22/01/2016
Date registered
1/02/2016
Titles & IDs
Public title
Diagnostic and Therapeutic Applications of Microarrays in Heart Transplantation
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Scientific title
Diagnostic and Therapeutic Applications of Microarrays in Heart Transplantation, a Multicenter Study (INTERHEART)
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Secondary ID [1]
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ATAGC 002
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Cardiac Transplant Disorder
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Condition category
Condition code
Intervention/exposure
Study type
Observational
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Patient registry
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Target follow-up duration
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Target follow-up type
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Description of intervention(s) / exposure
Treatment: Surgery - Endomyocardial biopsy
Treatment: Surgery: Endomyocardial biopsy
One of several endomyocardial biopsy bites taken as the standard of care. We are asking now for two endomyocardial biopsy bites, to determine tissue sampling variability.
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Intervention code [1]
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Treatment: Surgery
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Assign molecular scores (probability) of T cell mediated rejection, antibody mediated rejection in heart transplant biopsies, in a reference set of 200 biopsies
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Assessment method [1]
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Create a molecular classifier that predicts antibody mediated and T cell mediated rejection, based on the archetypal analysis.
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Timepoint [1]
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2 years
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Secondary outcome [1]
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Assign in real time (three working days upon biopsy receipt) molecular scores (probability) of T cell mediated rejection and antibody mediated rejection.
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Assessment method [1]
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The molecular phenotype of a newly acquired sample predicts the histologic and clinical features of this sample when compared to the reference set.
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Timepoint [1]
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1 year
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Eligibility
Key inclusion criteria
* biopsy for clinical indications
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* no consent
* pregnant women
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Study design
Purpose
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Duration
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Selection
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Timing
Prospective
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Statistical methods / analysis
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Recruitment
Recruitment status
Recruiting
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/01/2016
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
1/07/2026
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Actual
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Sample size
Target
900
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Recruitment hospital [1]
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Cardiac Transplantation Laboratory, The Victor Chang Cardiac Research Institute - Darlinghurst
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Recruitment postcode(s) [1]
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NSW 2010 - Darlinghurst
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Recruitment outside Australia
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United States of America
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State/province [1]
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California
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Country [2]
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United States of America
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State/province [2]
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Utah
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Country [3]
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United States of America
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State/province [3]
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Virginia
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Country [4]
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Austria
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State/province [4]
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Vienna
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Country [5]
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Canada
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State/province [5]
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Alberta
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Country [6]
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France
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State/province [6]
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Paris
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Country [7]
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Italy
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State/province [7]
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Bologna
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Country [8]
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Spain
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State/province [8]
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La Coruna
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Funding & Sponsors
Primary sponsor type
Other
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Name
University of Alberta
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
Demonstrate the impact of the Molecular Microscope Diagnostic System as the standard of care for heart transplant patients.
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Trial website
https://clinicaltrials.gov/study/NCT02670408
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Trial related presentations / publications
Madill-Thomsen KS, Halloran PF. Precision diagnostics in transplanted organs using microarray-assessed gene expression: concepts and technical methods of the Molecular Microscope(R) Diagnostic System (MMDx). Clin Sci (Lond). 2024 Jun 5;138(11):663-685. doi: 10.1042/CS20220530. Loupy A, Duong Van Huyen JP, Hidalgo L, Reeve J, Racape M, Aubert O, Venner JM, Falmuski K, Bories MC, Beuscart T, Guillemain R, Francois A, Pattier S, Toquet C, Gay A, Rouvier P, Varnous S, Leprince P, Empana JP, Lefaucheur C, Bruneval P, Jouven X, Halloran PF. Gene Expression Profiling for the Identification and Classification of Antibody-Mediated Heart Rejection. Circulation. 2017 Mar 7;135(10):917-935. doi: 10.1161/CIRCULATIONAHA.116.022907. Epub 2017 Feb 1. Halloran PF, Potena L, Van Huyen JD, Bruneval P, Leone O, Kim DH, Jouven X, Reeve J, Loupy A. Building a tissue-based molecular diagnostic system in heart transplant rejection: The heart Molecular Microscope Diagnostic (MMDx) System. J Heart Lung Transplant. 2017 Nov;36(11):1192-1200. doi: 10.1016/j.healun.2017.05.029. Epub 2017 May 29. Halloran PF, Reeve J, Aliabadi AZ, Cadeiras M, Crespo-Leiro MG, Deng M, Depasquale EC, Goekler J, Jouven X, Kim DH, Kobashigawa J, Loupy A, Macdonald P, Potena L, Zuckermann A, Parkes MD. Exploring the cardiac response to injury in heart transplant biopsies. JCI Insight. 2018 Oct 18;3(20):e123674. doi: 10.1172/jci.insight.123674. Parkes MD, Aliabadi AZ, Cadeiras M, Crespo-Leiro MG, Deng M, Depasquale EC, Goekler J, Kim DH, Kobashigawa J, Loupy A, Macdonald P, Potena L, Zuckermann A, Halloran PF. An integrated molecular diagnostic report for heart transplant biopsies using an ensemble of diagnostic algorithms. J Heart Lung Transplant. 2019 Jun;38(6):636-646. doi: 10.1016/j.healun.2019.01.1318. Epub 2019 Feb 6. Halloran PF, Madill-Thomsen KS. The Molecular Microscope Diagnostic System: Assessment of Rejection and Injury in Heart Transplant Biopsies. Transplantation. 2023 Jan 1;107(1):27-44. doi: 10.1097/TP.0000000000004323. Epub 2022 Dec 8. Halloran PF, Madill-Thomsen K, Mackova M, Aliabadi-Zuckermann AZ, Cadeiras M, Crespo-Leiro MG, Depasquale EC, Deng M, Gokler J, Hall SA, Kim DH, Kobashigawa J, Macdonald P, Potena L, Shah K, Stehlik J, Zuckermann A, Reeve J. Molecular states associated with dysfunction and graft loss in heart transplants. J Heart Lung Transplant. 2024 Mar;43(3):508-518. doi: 10.1016/j.healun.2023.11.013. Epub 2023 Nov 30. Halloran PF, Madill-Thomsen K, Aliabadi-Zuckermann AZ, Cadeiras M, Crespo-Leiro MG, Depasquale EC, Deng M, Gokler J, Kim DH, Kobashigawa J, Macdonald P, Potena L, Shah K, Stehlik J, Zuckermann A. Many heart transplant biopsies currently diagnosed as no rejection have mild molecular antibody-mediated rejection-related changes. J Heart Lung Transplant. 2022 Mar;41(3):334-344. doi: 10.1016/j.healun.2021.08.004. Epub 2021 Aug 26. Halloran PF, Madill-Thomsen K, Aliabadi-Zuckermann AZ, Cadeiras M, Crespo-Leiro MG, Depasquale EC, Deng M, Gokler J, Hall S, Jamil A, Kim DH, Kobashigawa J, Macdonald P, Melenovsky V, Patel J, Potena L, Shah K, Stehlik J, Zuckermann A. Redefining the molecular rejection states in 3230 heart transplant biopsies: Relationships to parenchymal injury and graft survival. Am J Transplant. 2024 Aug;24(8):1414-1426. doi: 10.1016/j.ajt.2024.03.031. Epub 2024 Mar 26. Madill-Thomsen KS, Reeve J, Aliabadi-Zuckermann A, Cadeiras M, Crespo-Leiro MG, Depasquale EC, Deng M, Goekler J, Kim DH, Kobashigawa J, Macdonald P, Potena L, Shah K, Stehlik J, Zuckermann A, Halloran PF. Assessing the Relationship Between Molecular Rejection and Parenchymal Injury in Heart Transplant Biopsies. Transplantation. 2022 Nov 1;106(11):2205-2216. doi: 10.1097/TP.0000000000004231. Epub 2022 Oct 21. Halloran PF. Integrating molecular and histologic interpretation of transplant biopsies. Clin Transplant. 2021 Apr;35(4):e14244. doi: 10.1111/ctr.14244. Epub 2021 Feb 17. No abstract available.
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Public notes
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Contacts
Principal investigator
Name
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Philip F Halloran, MD PhD
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Address
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University of Alberta
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Konrad S Famulski, PhD
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Address
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Country
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Phone
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1 7804921725
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Type
Citations or Other Details
Journal
Loupy A, Duong Van Huyen JP, Hidalgo L, Reeve J, R...
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Journal
Halloran PF, Potena L, Van Huyen JD, Bruneval P, L...
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Halloran PF, Reeve J, Aliabadi AZ, Cadeiras M, Cre...
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Parkes MD, Aliabadi AZ, Cadeiras M, Crespo-Leiro M...
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Halloran PF, Madill-Thomsen KS. The Molecular Micr...
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Halloran PF, Madill-Thomsen K, Mackova M, Aliabadi...
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Halloran PF, Madill-Thomsen K, Aliabadi-Zuckermann...
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Halloran PF, Madill-Thomsen K, Aliabadi-Zuckermann...
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Results not provided in
https://clinicaltrials.gov/study/NCT02670408