John T Horan MD

Physician

450 Brookline AveBoston, MA 02215
Phone+1 617-632-3270
Fax+1 617-632-4410

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Education & Training

University of Rochester Medical CenterFellowship, Pediatric Hematology/Oncology, 1998 - 2000
Children's National Hospital/George Washington UniversityFellowship, Pediatric Hematology/Oncology, 1997 - 1998
University of Rochester Medical CenterResidency, Pediatrics, 1993 - 1996
Rutgers New Jersey Medical SchoolClass of 1993

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Certifications & Licensure

NY State Medical License 1996 - 2028
MA State Medical License 2012 - 2025
GA State Medical License 2004 - 2021
American Board of Pediatrics Pediatrics
American Board of Pediatrics Pediatric Hematology-Oncology

Clinical Trials

Defibrotide Compassionate Use for Patients With Life Threatening Veno-Occlusive Disease of the Liver
NO_LONGER_AVAILABLE
Fludarabine-based Conditioning for Severe Aplastic Anemia (BMT CTN 0301)
COMPLETED
PHASE1, PHASE2
Single vs Double Umbilical Cord Blood Transplants in Children With High Risk Leukemia and Myelodysplasia (BMT CTN 0501)
COMPLETED
PHASE3

Publications & Presentations

PubMed

Allogeneic HSCT outcomes and impact of defibrotide prophylaxis on SOS after inotuzumab in pediatric B-ALL.
Jonathan D Paolino, Kyle Hebert, Jiemin Yang, Christine N Duncan, Steven P Margossian
Blood Advances. 2026-07-16
1 citations
RBC Alloimmunization Impacts Pediatric Sickle Cell Disease Transplant Outcomes and Transfusion Burden: A STAR Registry Report.
Zaina Inam, Elizabeth Stenger, Tami D John, Katie Liu, Scott Gillespie
American Journal of Hematology. 2026-04-01
Reconsidering an age-old question.
John T Horan, Benjamin Watkins
Blood Advances. 2026-03-24

Journal Articles

Treatment Strategies for Adolescent and Young Adult Patients with Acute Myeloid Leukemia
John T Horan, David R Freyer, Blood

Abstracts/Posters

Pediatric Hematologist/OncologistsÍ Beliefs about Hematopoietic Stem Cell Transplant for Children with Sickle Cell Disease: A Sickle Cell Transplant Advocacy and Resea...
John T. Horan, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/7/2019
Transcriptomic Analysis of CD4+ T Cell Dysfunction during Gvhd: Evidence for Profound Reprograming of T Cell Signaling during Acute Gvhd That Is Controlled during CD28...
John T. Horan, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/9/2019