Peter A Merkel
University of Pennsylvania · Boston University · Vasculitis Clinical Research Consortium (VCRC)
Built from public records under this name as ClinicalTrials.gov spells it. A name can belong to more than one person, so each section says how its rows were tied to this name. No contact details are shown.
Registry trials as an overall official
23
all conditions, ClinicalTrials.gov
NIH grants tied to them
19
4 more share only the name and are not shown
Trial papers
81
PubMed author-name match
Trials
Studies that name Peter A Merkel as principal investigator, study chair or study director, newest first. Live from ClinicalTrials.gov, fetched 2026-11-12 07:37 UTC. Open this list on ClinicalTrials.gov
- Ph3NCT04474847 · Abatacept for the Treatment of Giant Cell ArteritisUniversity of Pennsylvania · recruiting · Giant Cell Arteritis · principal investigator
- Ph2NCT03895801 · Study of IFX-1 to Replace Steroids in Patients With Granulomatosis With Polyangiitis and Microscopic Polyangiitis.InflaRx GmbH · completed · Granulomatosis With Polyangiitis (GPA), Microscopic Polyangiitis (MPA) · principal investigator
- Ph2NCT03712345 · Safety and Efficacy Study of IFX-1 in add-on to Standard of Care in GPA and MPAInflaRx GmbH · terminated · Granulomatosis With Polyangiitis (GPA), Microscopic Polyangiitis (MPA) · principal investigator
- Ph2NCT03482479 · Low Dose Naltrexone to Improve Physical Health in Patients With VasculitisUniversity of Pennsylvania · completed · Eosinophilic Granulomatosis With Polyangiitis (EGPA), Churg-Strauss Syndrome (CSS), Giant Cell Arteritis · study director
- N/ANCT03410290 · Journey of Patients With Vasculitis From First Symptom to DiagnosisUniversity of Pennsylvania · completed · Vasculitis, Systemic Vasculitis, Behcet's Disease · study director
- N/ANCT03022331 · VCRC Longitudinal Protocol for AortitisUniversity of Pennsylvania · completed · Aortitis · study director
- N/ANCT02967068 · VCRC Tissue RepositoryUniversity of Pennsylvania · recruiting · Aortitis, Cutaneous Vasculitis, Eosinophilic Granulomatosis With Polyangiitis · study chair
- N/ANCT02593565 · Vasculitis Pregnancy RegistryUniversity of Pennsylvania · recruiting · Vasculitis, Behcet's Disease, CNS Vasculitis · study chair
- N/ANCT02507024 · The ANCA Vasculitis Questionnaire (AAV-PRO©)University of Pennsylvania · completed · Eosinophilic Granulomatosis With Polyangiitis (Churg-Strauss) (EGPA), Churg-Strauss Syndrome (CSS), Granulomatosis With Polyangiitis (Wegener's) (GPA) · study director
- N/ANCT02476292 · Impact of Vasculitis on Employment and IncomeUniversity of South Florida · completed · Vasculitis, Systemic Vasculitis, Behcet's Disease · study chair
- N/ANCT02190916 · Vasculitis Illness Perception (VIP) StudyUniversity of South Florida · completed · Wegener Granulomatosis, Microscopic Polyangiitis, Churg-Strauss Syndrome · study chair
- N/ANCT02190929 · Educational Needs of Patients With Systemic VasculitisUniversity of South Florida · completed · Behcet's Disease, Churg-Strauss Syndrome, Vasculitis, Central Nervous System · study chair
- N/ANCT02190942 · VCRC Patient Contact Registry Patient-Reported Data Validation StudyUniversity of South Florida · completed · Behcet's Disease, Churg-Strauss Syndrome, Giant Cell Arteritis · study chair
- Ph3NCT02108860 · Abatacept for the Treatment of Relapsing, Non-Severe, Granulomatosis With Polyangiitis (Wegener's)University of South Florida · completed · Granulomatosis With Polyangiitis (Wegener's), Granulomatosis With Polyangiitis, Wegener's Granulomatosis · principal investigator
- Ph3NCT01940094 · The Assessment of Prednisone In Remission Trial - Centers of Excellence ApproachUniversity of Pennsylvania · completed · Granulomatosis With Polyangiitis · principal investigator
- Ph3NCT01933724 · The Assessment of Prednisone In Remission Trial (TAPIR) - Patient Centric ApproachUniversity of South Florida · unknown · Granulomatosis With Polyangiitis, Wegener Granulomatosis, Vasculitis · principal investigator
- N/ANCT00744952 · Use of MRI and PET for Assessing Disease Activity in Takayasu's ArteritisPeter Merkel · completed · Takayasu Arteritis · study chair
- Ph1/Ph2NCT00468208 · Abatacept in Treating Adults With Mild Relapsing Wegener's GranulomatosisUniversity of Pennsylvania · completed · Wegener's Granulomatosis · principal investigator
- N/ANCT00315497 · Determining Disease Activity Biomarkers in Individuals With Giant Cell ArteritisUniversity of Pennsylvania · completed · Temporal Arteritis · study chair
- N/ANCT00315380 · Longitudinal Study for Eosinophilic Granulomatosis With PolyangiitisUniversity of Pennsylvania · recruiting · Eosinophilic Granulomatosis With Polyangiitis, Churg-Strauss Syndrome · study chair
- N/ANCT00315406 · Determining Disease Activity Biomarkers in Individuals With Polyarteritis NodosaUniversity of Pennsylvania · completed · Polyarteritis Nodosa · study chair
- N/ANCT00315393 · Longitudinal Protocol for Granulomatosis With Polyangiitis (Wegener's) and Microscopic PolyangiitisUniversity of Pennsylvania · completed · Granulomatosis With Polyangiitis, Microscopic Polyangiitis, Wegener's · study chair
- N/ANCT00315471 · Determining Disease Activity Biomarkers in Individuals With Takayasu's ArteritisUniversity of Pennsylvania · completed · Takayasu's Arteritis · study director
Grants
NIH projects from RePORTER, fetched 2026-11-12 07:37 UTC. A project is listed only when its grant number is on one of the trials above, or when the awardee institution matches an affiliation the registry gives for this name. 4 other NIH projects list an investigator with the same name at a different institution and are left out. Coverage is US federal funding only; UK and EU funders are not searched yet.
- The 22nd International Vasculitis WorkshopR13TR006105 · NCATS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2026 · $18,000 awarded in 2026Same name and institution; not confirmed by an ID
- Training Program/Rheumatic DiseasesT32AR076951 · NIAMS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2020 to 2026 · $426,831 awarded in 2026Same name and institution; not confirmed by an ID
- PANDA-MSD: Predictive Analytics via Networked Distributed Algorithms for Multi-System DiseasesU01TR003709 · NCATS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2022 to 2025 · $1,102,033 awarded in 2025Same name and institution; not confirmed by an ID
- The 21st International Vasculitis WorkshopR13TR005094 · NCATS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2024 · $13,000 awarded in 2024Same name and institution; not confirmed by an ID
- Vasculitis 2021: The 20th International Vasculitis & ANCA WorkshopR13TR003545 · NCATS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2021 · $18,000 awarded in 2021Same name and institution; not confirmed by an ID
- Conference on Clinical Research for Rare Diseases (CCRRD)R13TR001587 · NCATS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2016 to 2020 · $53,000 awarded in 2020Same name and institution; not confirmed by an ID
- Vasculitis Clinical Research Consortium (VCRC)U54AR057319 · NIAMS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2009 to 2020 · $200,000 awarded in 2020Grant number is on one of their registry trials
- Fostering Participation of Young Investigators for the 19th International Vasculitis and & ANCA WorkshopR13TR002522 · NCATS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2019 · $25,000 awarded in 2019Same name and institution; not confirmed by an ID
- Training Program/Rheumatic DiseasesT32AR007442 · NIAMS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2013 to 2018 · $200,295 awarded in 2018Same name and institution; not confirmed by an ID
- Novel Methods for the Conduct of Clinical TrialsR01HL115041 · NHLBI · UNIVERSITY OF PENNSYLVANIA · fiscal years 2012 to 2016 · $590,018 awarded in 2016Grant number is on one of their registry trials
- Adaption and Validation of PROMIS for use in VasculitisR01AR064153 · NIAMS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2012 to 2015 · $354,145 awarded in 2015Same name and institution; not confirmed by an ID
- Plasma Exchange and Glucocorticoids for Treatment of ANCA-Associated VasculitisR01FD003516 · FDA · UNIVERSITY OF PENNSYLVANIA · fiscal years 2009 to 2015 · $400,000 awarded in 2015Same name and institution; not confirmed by an ID
- Conference on Clinical Research for Rare DiseasesR13NS067968 · NINDS · UNIVERSITY OF PENNSYLVANIA · fiscal years 2010 to 2012 · $83,000 awarded in 2012Same name and institution; not confirmed by an ID
- IDENTIFICATION AND VALIDATION OF BIOMARKERS FOR VASCULITISRC1AR058303 · NIAMS · BOSTON UNIVERSITY MEDICAL CAMPUS · fiscal years 2009 to 2010 · $500,000 awarded in 2010Same name and institution; not confirmed by an ID
- Interpaly of Thrombosis and Inflammation in VasculitisP60AR047785 · NIAMS · BOSTON UNIVERSITY MEDICAL CAMPUS · fiscal years 2006 to 2010 · $192,746 awarded in 2010Same name and institution; not confirmed by an ID
- Vasculitis Clinical Research Network (VCRN)U54RR019497 · NCRR · BOSTON UNIVERSITY MEDICAL CAMPUS · fiscal years 2003 to 2008 · $941,711 awarded in 2008Same name and institution; not confirmed by an ID
- Clinical Research for Rare Diseases: Opportunities, Challenges, and SolutionsR13RR024337 · NCRR · BOSTON UNIVERSITY MEDICAL CAMPUS · fiscal years 2007 · $50,000 awarded in 2007Same name and institution; not confirmed by an ID
- VCRC LONGITUDINAL STUDY FOR CHURG-STRAUSS SYNDROMEM01RR000533 · NCRR · BOSTON UNIVERSITY MEDICAL CAMPUS · fiscal years 1999 to 2007 · $8,334 awarded in 2007Same name and institution; not confirmed by an ID
- Studies in Scleroderma and Cystic Fibrosis OsteoporosisK24AR002224 · NIAMS · BOSTON UNIVERSITY MEDICAL CAMPUS · fiscal years 2001 to 2005 · $127,550 awarded in 2005Same name and institution; not confirmed by an ID
Most cited trial papers
Clinical-trial papers with this author name, ranked by citations from NIH iCite, fetched 2026-11-12 07:37 UTC. The ranking covers the 200 most relevant of 81 PubMed records, and a shared surname and initials can bring in a namesake. All 81 on PubMed
- Rituximab versus cyclophosphamide for ANCA-associated vasculitis.N Engl J Med · 20102,080 citationsRCR 63.1
- Avacopan for the Treatment of ANCA-Associated Vasculitis.N Engl J Med · 2021835 citationsRCR 56.8
- Mepolizumab or Placebo for Eosinophilic Granulomatosis with Polyangiitis.N Engl J Med · 2017815 citationsRCR 37.5
- Plasma Exchange and Glucocorticoids in Severe ANCA-Associated Vasculitis.N Engl J Med · 2020668 citationsRCR 41.3
- Efficacy of remission-induction regimens for ANCA-associated vasculitis.N Engl J Med · 2013571 citationsRCR 20.0
- Digital ulcers in systemic sclerosis: prevention by treatment with bosentan, an oral endothelin receptor antagonist.Arthritis Rheum · 2004509 citationsRCR 14.8
- Infliximab for maintenance of glucocorticosteroid-induced remission of giant cell arteritis: a randomized trial.Ann Intern Med · 2007399 citationsRCR 11.6
- A multicenter, randomized, double-blind, placebo-controlled trial of adjuvant methotrexate treatment for giant cell arteritis.Arthritis Rheum · 2002395 citationsRCR 11.7
- Recombinant human anti-transforming growth factor beta1 antibody therapy in systemic sclerosis: a multicenter, randomized, placebo-controlled phase I/II trial of CAT-192.Arthritis Rheum · 2007371 citationsRCR 9.0
- Bosentan treatment of digital ulcers related to systemic sclerosis: results from the RAPIDS-2 randomised, double-blind, placebo-controlled trial.Ann Rheum Dis · 2011358 citationsRCR 12.4