Articles tagged "Epstein-Barr virus (EBV)"

2019 American Transplant Congress
Antithymocyte Globulin is Associated with Mature T Cell Phenotypes and Decreased Risk of Non-EBV Infections in Transplanted Children
B. I. Shaw¹, L. Stempora¹, C. Chan¹, R. B. Ettenger², P. C. Grimm³, H. Lee¹, E. F. Reed², M. M. Sarwal⁴, B. L. Warshaw⁵, C. Zhao¹, O. M. Martinez³, A. D. Kirk¹, E. T. Chambers¹
¹Pediatrics/Surgery, Duke University, Durham, NC, ²Pediatrics, University of California, Los Angeles, Los Angeles, CA, ³Pediatrics/Surgery, Stanford University, Palo Alto, CA, ⁴Pediatrics/Surgery, University of California, San Francisco, San Francisco, CA, ⁵Pediatrics, Emory University, Atlanta, GA
*Purpose: Depletional induction therapies are known to reduce the rate of acute rejection; yet data from the US Renal Data System have shown that use…
2019 American Transplant Congress
Phylogenetic Analysis of the Epstein Barr Virus Nuclear Antigen-1 and Associated Correlates among Canadian Transplant Patients
M. Abdulnoor¹, S. Isabel¹, T. Paton¹, N. Khodai-Booran¹, T. Schechter¹, P. Birk², T. Blydt-Hansen³, B. Foster⁴, S. Mital¹, V. Phan⁵, S. Urschel⁶, G. Casallo¹, T. Papaz¹, L. Hamiwka⁷, S. Min¹, U. Allen¹
¹University of Toronto, Toronto, ON, Canada, ²University of Manitoba, Winnipeg, MB, Canada, ³University of British Columbia, Vancouver, BC, Canada, ⁴McGill University, Montreal, QC, Canada, ⁵University of Montreal, Montreal, QC, Canada, ⁶University of Alberta, Edmonton, AB, Canada, ⁷University of Calgary, Calgary, AB, Canada
*Purpose: The effect of the genetic diversity of the Epstein-Barr virus (EBV) on clinical outcomes in the transplant setting is important to study. We examined…
2019 American Transplant Congress
Anti-ebv Antibody (ebv-ab) And Ebv-specific Cytotoxic T Cell (ebv-tc) Positivity Are Essential To Control Viremia In Seronegative (sero[-]) Pediatric Kidney Transplant Recipients (ped Ktx Pts).
B. Shin, H. Pizzo, D. Puliyanda, A. Petrosyan, D. Lovato, S. C. Jordan, M. Toyoda
Cedars-Sinai Medical Center, Los Angeles, CA
*Purpose: EBV infection represents a significant morbidity factor in KTx Pts, especially EBV sero(-) Ped as infections tend to be more severe and recurrent, increasing…
2019 American Transplant Congress
Quantitative Epstein-Barr Virus Viral Load Monitoring in Pediatric Kidney Transplantation
C. Metran¹, M. E. Araujo¹, R. Cardoso¹, G. Araujo¹, T. De Paula¹, L. Cristofani², F. Penteado³, M. F. Pereira³, A. Watanabe¹
¹Pediatric Nephrology, ICr HC FMUSP, São Paulo, Brazil, ²Pediatric Oncology, ICr HC FMUSP, São Paulo, Brazil, ³Pediatric Infectology, ICr HC FMUSP, São Paulo, Brazil
*Purpose: Epstein Barr virus (EBV) belongs to the family of herpesvirus and is associated with a wide range of malignancies, including post-transplant lymphoproliferative disorder (PTLD).…
2019 American Transplant Congress
Post-Transplant Lymphoproliferative Disorders in Pediatric Renal Transplant Recipients: Case Series of 5 Patients
M. E. Araujo¹, C. Metran¹, R. Cardoso¹, G. Araujo¹, T. De Paula¹, L. Cristofani², M. F. Pereira³, D. David⁴, A. Watanabe¹
¹Pediatric Nephrology, ICr HC FMUSP, São Paulo, Brazil, ²Pediatric Oncology, ICr HC FMUSP, São Paulo, Brazil, ³Pediatric Infectology, ICr HC FMUSP, São Paulo, Brazil, ⁴Anatomopathology, HC FMUSP, São Paulo, Brazil
*Purpose: Post-transplant Lymphoproliferative Disorders (PTLD) after solid organ transplantation is a complication of chronic immunosuppression (IS) and is generally associated with Epstein Barr virus (EBV)…
2019 American Transplant Congress
EBV⁺ PTLD Cell Lines Secrete Exosomes Containing microRNAs That Alter Immune Responses
S. Syed, E. Maloney, A. Hui, O. Martinez, S. Krams
Stanford Univ School of Med, Stanford, CA
*Purpose: Exosomes are nanometric (50-150nm) membrane vesicles that are released, into blood and other body fluids, by most cell types. Exosomes, which are generated from…
2019 American Transplant Congress
Epstein Barr Virus DNA Integration in B Cell Lymphomas of Post-Transplant Lymphoproliferative Disorder
M. C. McPherson, O. M. Martinez
Surgery, Division of Abdominal Transplant, Stanford University School of Medicine, Stanford, CA
*Purpose: Epstein Barr virus-positive (EBV+) B cell lymphomas can arise in immunosuppressed individuals, such as organ transplant recipients in the context of post-transplant lymphoproliferative disorder…
2019 American Transplant Congress
Genomic Variations in Epstein Barr Virus are Associated with Post-Transplant Lymphoproliferative Disorder
M. Arvedson, E. Maloney, C. Esquivel, O. Martinez, S. Krams
Stanford Univ School of Med, Stanford, CA
*Purpose: Post-transplant lymphoproliferative disorder (PTLD) is a potentially fatal complication of organ transplantation characterized by abnormal proliferation of lymphoid cells in the setting of immunosuppression.…
2019 American Transplant Congress
Post-Transplant Lymphoproliferative Disorders after Living-Donor Liver Transplantation: A Retrospective Cohort Study in 1,900 Cases of Single Center Experience
T. Tajima¹, K. Hata¹, H. Haga², M. Nishikori³, J. Kusakabe¹, I. Tamaki¹, T. Ito¹, T. Kaido¹, A. Takaori-Kondo³, S. Uemoto¹
¹Div. of HBP Surgery and Transplantation, Dept. of Surgery, Kyoto University Graduate School of Medicine, Kyoto, Japan, ²Dept. of Diagnostic Pathology, Kyoto University Hospital, Kyoto, Japan, ³Dept. of Hematology and Oncology, Kyoto University Graduate School of Medicine, Kyoto, Japan
*Purpose: Post-transplant lymphoproliferative disorders (PTLD) is relatively rare but the most common, life-threatening neoplasms after organ transplantation. Because of their heterogeneity from benign to malignant…
2019 American Transplant Congress
Post-transplant Lymphoproliferative Disorder Following Intestine Transplantation: Contemporary Single Center Experience
A. Zimmerman, J. Hawksworth, A. Kroemer, P. Radkani, K. Khan, S. Kaufman, N. Yazigi, S. Subramanian, T. Fishbein, C. Matsumoto
Georgetown Transplant Institute, MedStar Georgetown University Hospital, Washington, DC
*Purpose: The purpose of this study was to examine the characteristics and risk factors for PTLD after intestinal transplant.*Methods: Retrospective review of intestinal transplant recipients…