Articles tagged "Monitoring"

2018 American Transplant Congress
Unbiased Sequencing of Urine Cell-Free DNA (cfDNA) to Evaluation Urine Virome and Associated Renal Allograft Damage
D. Dadhania,¹ P. Burnham,² J. Lee,¹ C. Snopkowski,¹ C. Li,¹ S. Albakry,¹ H. Yang,¹ T. Muthukumar,¹ I. De Vlaminck,² M. Suthanthiran.¹
¹Transplantation Medicine-Nephrology, Weill Cornell Medicine, NY, NY; ²Biomedical Engineering, Cornell University, Ithaca, NY.
Intro: Virus reactivation leading to graft damage is a frequent post-kidney transplant (KTx) complication. Immunosuppressed individuals are at risk for multiple virus infections simultaneously. Current…
2018 American Transplant Congress
A Novel Combined Formula to Direct Optimal Immunosuppressive Drug Exposure in Renal Transplant Recipients
O. Pankewycz,¹ E. Onan,² M. Laftavi,¹ R. Gruessner,³ H. Smileuski,¹ E. Alissandrello,¹ A. Gruessner.³
¹Upstate Medical University, Syracuse, NY; ²Cukurova University, Adana, Turkey; ³Downstate Medical University, New York, NY.
Purpose: The most widely used maintenance immunosuppressive combination after kidney transplantation is tacrolimus (TAC) and mycophenolic acid (MPA). The utility of therapeutic drug monitoring for…
2018 American Transplant Congress
The Results of the PRISM (Prediction of Rejection In Sensitized Patient Blood SaMples) Trial with a Novel Bioassay
F. Vincenti, A. Schroeder, S.-C. Hseish, J. Liberto, P. Towfighi, C. Koh, T. Sigdel, M. Sarwal.
Surgery and Medicine, University of California San Francisco, San Francisco.
Background. kSORT, a 17 gene blood biomarker, has been retrospectively validated for detection of BPAR and immune quiescence in kidney tx. This is the first…
2018 American Transplant Congress
Urinary CXCL9 Monitoring to Accompany a Safe CNI-to-Belatacept Conversion in Kidney Transplant Patients
P. Malvezzi,¹ C. Fischman,² T. Jouve,¹ B. Janbon,¹ P. Heeger,² L. Rostaing,¹ P. Cravedi.²
¹Service de Néphrologie, Dialyse, Aphérèses et Transplantation, CHU Grenoble Alpes, Grenoble, France; ²Department of Medicine, Icahn School of Medicine at Mount Sinai, New York, NY.
Background: Converting renal transplant recipients from CNI to belatacept immunosuppression has been proposed as a strategy to limit nephrotoxicity, but it is associated with an…
2018 American Transplant Congress
Serial Monitoring of Resolution of Sub-Clinical Acute Rejection (subAR) in Kidney Transplant Recipients (KTR) Using a Gene Expression Profile (GEP)
L. Zhao,¹ B. Armstrong,² J. Friedewald,¹ T. Whisenant,³ S. Kurian,³ R. Heilman,⁴ E. Poggio,⁵ C. Marsh,³ P. Baliga,⁶ N. Bridges,⁷ J. Odim,⁷ M. Brown,⁷ D. Ikle,² J. Charette,¹ S. Brietigam,¹ N. Sustento-Reodica,¹ M. Kandpal,¹ D. Salomon,³ M. Abecassis.¹
¹Northwestern, Chicago; ²Rho, Chapel Hill; ³Scripps, La Jolla; ⁴Mayo AZ, Scottsdale; ⁵Cleveland Clinic, Cleveland; ⁶MUSC, Charleston; ⁷NIAID, Bethesda.
BACKGROUNDSubAR can currently only be detected using surveillance biopsies (SBx) and is associated with poor long-term graft outcomes. Response to treatment is difficult to assess.…
2018 American Transplant Congress
The Efficacy of Laser Speckle Flowgraphy Device for Intraoperative Evaluation of Renal Blood Flow after Reperfusion
M. Muramatsu,¹ Y. Itabashi,¹ Y. Takahashi,² K. Sakurabayashi,¹ T. Mizutani,¹ Y. Hyodo,¹ Y. Hamasaki,² T. Kawamura,¹ K. Sakai,¹ S. Shishido.^1,2
¹Nephrology, Toho University Faculty of Medicine, Tokyo, Japan; ²Pediatric Nephrology, Toho University Faculty of Medicine, Tokyo, Japan.
Purpose:Laser speckle flowgraphy (LSFG) is a device to monitor cutaneous and ocular fundus blood flow. However, there is no report that the device was used…
2018 American Transplant Congress
Stress-Related Exosomal MicroRNA Biomarkers Released by Human Islets during Transplantation
P. Saravanan,¹ P. Nguyen,¹ G. Yoshimatsu,¹ C. Chang,¹ C. Darden,¹ R. Bhattacharjee,¹ X. Wang,¹ J. Gu,¹ M. Lawrence,¹ B. Naziruddin.²
¹Baylor Scott & White Research Institute, Dallas; ²Baylor Simmons Transplant Institute, Dallas.
Purpose: Pancreatic islets release noncoding microRNAs (miRNAs) upon damage and stress during islet transplant procedures. In this study, we sought to identify miRNAs released by…
2018 American Transplant Congress
Role of BK Virus-Specific T Cell Immune Monitoring for BK Virus-Associated Nephropathy in Kidney Transplant Recipients
J. Bruminhent,¹ S. Srisala,² C. Klinmalai,³ S. Pinsai,¹ S. Watcharananan,¹ S. Kantachuvessiri,⁵ S. Hongeng,⁴ N. Apiwattanakul.³
¹Division of Infectious Diseases, Department of Medicine, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand; ²Research Center, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand; ³Division of Infectious Diseases, Department of Pediatrics, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand; ⁴Division of Hematology and Oncology, Department of Pediatrics Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand; ⁵Division of Nephrology, Department of Medicine, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.
Background: Reduced immunosuppression in a key therapy for BK virus (BKV)-associated nephropathy (BKVAN) in kidney transplant (KT) recipients. A study of immune monitoring against BKV…
2018 American Transplant Congress
What's Normal? An Evaluation of Pediatric T Cell Markers in Healthy Controls
M. Sosniuk,¹ A. Halpin,^1,2,5,6,7 J. Wizniak,⁷ A. Szkotak,^6,7 S. Urschel,^1,2,5 L. Ionescu,^1,2,5 L. West.^1,2,3,4,5,6
¹Dept of Pediatrics, U of Alberta, Edmonton, Canada; ²Alberta Transplant Institute, Edmonton, Canada; ³Dept of MMI, U of Alberta, Edmonton, Canada; ⁴Dept of Surgery, U of Alberta, Edmonton, Canada; ⁵Canadian National Transplant Research Program, National, Canada; ⁶Dept of Laboratory Medicine, U of Alberta, Edmonton, Canada; ⁷Laboratory Medicine and Pathology, Alberta Health Services, Edmonton, Canada.
INTRODUCTION: Studying pediatric patients includes challenges such as difficulty obtaining samples, limited normal controls and small volumes. Standardized flow cytometry (FC) lymphocyte immunophenotyping panels are…
2018 American Transplant Congress
Monitoring of Small Bowel Allografts with Kynurenine Serum Levels
M. Stangl,¹ D. Koliogiannis,¹ J. Bucher,¹ M. Guba,¹ D. Abendroth.²
¹Transplant Center Munich, Klinikum Großhadern, LMU Munich, Munich, Germany; ²Department of Surgery, University of Ulm, Ulm, Germany.
Long-term success in intestinal transplantation could be significantly improved by the development of a reliable noninvasive marker of rejection, allowing early diagnosis and treatment without…