Children’s National experts at the 2025 Tandem Meetings

Nurse Practitioner Sameeya Ahmed-Winston, CPNP, CPHON, was recognized with the APP Lifetime Achievement Award.
Experts from Children’s National Hospital presented and showcased their latest research at the 2025 Tandem Meetings in Hawaii.
This leading global conference on hematopoietic cell transplantation (HCT), cellular therapy and gene therapy brings together top specialists to share groundbreaking discoveries, innovative technologies and the latest scientific advancements shaping the field.
Fellow Henna Butt, MD, won Best Abstract for her research paper – Comparative Analysis of CRISPR-Cas9, Lentiviral Transduction and Base Editing for Sickle Cell Disease Therapy in a Murine Model.
Nurse Practitioner Sameeya Ahmed-Winston, CPNP, CPHON, was recognized with the APP Lifetime Achievement Award.
Additional presenters:
- David Jacobsohn, MD – Management of Steroid Refractory Acute GVHD
- Hannah Kinoshita, MD – Clinical and Immunophenotypic Analysis of Donor-Derived T Cells Targeting Twelve Viral Antigens Administered to Patients after Hematopoietic Stem Cell Transplant
- Michael Keller, MD – Virus-specific T cell therapy: Trials, tribulations and best evidence
- Navid Djassemi, MD – Outcome Analysis Post Virus-specific T cells Therapy for the Treatment of Adenoviremia in Immunocompromised Pediatric Patients
These achievements highlight Children’s National Hospital’s commitment to advancing research and improving treatments for patients with complex conditions. By sharing their expertise on a global stage, these specialists help shape the future of patient care and improve outcomes for children worldwide
Read more highlights from the 2025 Tandem Meetings here.