Articles tagged "Fibrosis"

2018 American Transplant Congress
Liver Stiffness Measurement, but Not Controlled Attenuation Parameter, is Increased in Deceased Liver Donors at the Time of Transplant Procurement
A. Duarte-Rojo,¹ G. Barone,¹ D. Borja-Cacho,¹ W. Concepcion,² M. Shaheen,³ J. Heimbach,³ W. Kim.²
¹University of Arkansas for Medical Sciences, Little Rock, AR; ²Stanford University, Palo Alto, CA; ³Mayo Clinic, Rochester, MN.
Background & Aims: The growing obesity rate and IV drug use in the USA presage a higher usage of liver allografts with NAFLD or active…
2018 American Transplant Congress
Role of C1q-Binding Donor-Specific Anti-HLA Antibodies in Premature and Accelerated Kidney Allograft Interstitial Fibrosis
K. Louis, D. Viglietti, O. Aubert, A. Loupy, C. Lefaucheur.
Paris Translational Research Center for Organ Transplantation, Paris, France.
The 2017 Banff meeting has focused on the importance of a precise diagnosis of IF/TA in kidney recipients by addressing specific etiological factors. Recent studies…
2018 American Transplant Congress
Long Term Histologic Allograft Health is Preserved Despite Rejection during Protocolized Immunosuppression Withdrawal (ISW) in Stable Pediatric Liver Transplant Recipients
V. Venkat,¹ J. Bucuvalas,² M. Martinez,³ K. Spain,⁴ G. Mazariegos,¹ A. Demetris,⁵ S. Feng.⁶
¹Children's Hospital, Pittsburgh; ²CCHMC, Cincinnati; ³Columbia, NY; ⁴Rho, Chapel Hill; ⁵UPMC, Pittsburgh; ⁶UCSF, San Francisco.
Background: Long term allograft health after rejection during ISW has not been previously assessed. We compare baseline and 4yr graft histology of 20 rejectors in…
2018 American Transplant Congress
Intragraft MicroRNAs Foretell Fibrosis in Kidney Transplant Recipients
H. Yang,¹ L. Amrouche,² K. Akat,³ C. Li,¹ Z. Khan,¹ C. Tinel,² T. Tuschl,³ D. Anglicheau,² T. Muthukumar.¹
¹Weill Cornell Medicine, New York; ²Hôpital Necker, Paris, France; ³Rockefeller University, New York.
BackgroundIdentifying biomarkers that anticipate tubulointerstitial fibrosis (IFTA) of the kidney allograft will be a transformative advance.Aim/HypothesisIntragraft microRNA profile of 3-month surveillance biopsies reported as normal…
2018 American Transplant Congress
Urine AngiotensinII Signature Proteins as Biomarkers of Fibrosis in Kidney Transplant Recipients
Z. Mohammed-Ali,¹ S. Reid,^1,3 T. Tokar,¹ A. Tavares,² P. Yip,¹ H. Cardinal,² Y. Li,¹ S. Kim,^1,3 I. Jurisica,^1,3 R. John,¹ A. Konvalinka.^1,3
¹University Health Network, Toronto, ON, Canada; ²Centre de Recherche du Centre Hospitalier de l'Université de Montréal, Montréal, QC, Canada; ³University of Toronto, Toronto, ON, Canada.
AngiotensinII (AngII), the main effector of the renin-angiotensin system (RAS), causes kidney interstitial fibrosis/tubular atrophy (IFTA). However, there are presently no markers of AngII renal…
2018 American Transplant Congress
Long-Term HIF-1α Stabilization is Associated with Fibrosis in Rat Lung Allografts
K. Freischlag,¹ B. Ezekian,¹ P. Schroder,¹ J. Everitt,¹ J. Yoon,¹ M. Swiderska-Syn,³ W. Parker,¹ A. Diehl,¹ J. Kwun,¹ S. Knechtle.¹
¹Duke Transplant Center, Duke University, Durham, NC; ²Medical University of South Carolina, Charleston, SC.
Introduction: HIF-1α is a subunit of a heterodimeric transcription factor hypoxia-inducible factor 1 (HIF-1) and functions as a master transcriptional regulator of cellular and developmental…
2018 American Transplant Congress
Tacrolimus Exposure in Human Proximal Tubule Cells Results in Differentially Increased CTGF Expression in Relation to Pharmacogenetic Variants of CYP3A5 and ABCB1
N. Knops,¹ Y. Ramazani,² B. Van den Heuvel,² R. Goldschmeding,³ T. Nguyen,³ E. Levtchenko,¹ D. Kuypers.⁴
¹Paediatric Nephrology and Solid Organ Transplantation, University Hospitals Leuven, Leuven, Belgium; ²Laboratory of Paediatrics, KU Leuven, Leuven, Belgium; ³Pathology, University Medical Center Utrecht, Utrecht, Netherlands; ⁴Nephrology, University Hospitals Leuven, Leuven, Belgium.
AIM: Clinical studies have demonstrated the importance of genetic variation for tacrolimus disposition and suggested a role in the development of renal fibrosis associated with…
2018 American Transplant Congress
Gr1^– Macrophages Play Critical Roles in Liver Inflammation Resolution after IRI via Efferocytosis
M. Ni,^1,2 H. Wang,^1,2 R. Busuttil,¹ J. Kupiec-Weglinski,¹ X. Wang,² Y. Zhai.¹
¹Surgery, David Geffen School of Medicine-UCLA, Los Angeles, CA; ²Liver Surgery, The First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiansu, China.
Inflammation resolution is an integral part of liver ischemia reperfusion injury (IRI), which affects not only the severity of tissue damage, but more importantly its…
2018 American Transplant Congress
Liver Biopsy Fibrosis Not Liver Imaging Predicts Survival after Heart Transplant
J. Patel, M. Kittleson, E. Kransdorf, R. Levine, S. Dimbil, D. Geft, D. Chang, L. Czer, J. Kobashigawa.
Cedars Sinai Medical Center, Los Angeles.
Purpose: Hepatic dysfunction is common in patients with cardiomyopathy being evaluated for heart transplant (HT). ISHLT guidelines highlight the need for liver evaluation in patients…
2018 American Transplant Congress
Cardiac MRI May Help to Determine When to Refer Heart Transplant Patients for Redo Heart Transplant
M. Kittleson, J. Patel, E. Kransdorf, S. Dimbil, R. Levine, D. Geft, D. Chang, L. Czer, J. Kobashigawa.
Cedars Sinai Medical Center, Los Angeles.
Purpose: Small vessel coronary artery disease is known to cause fibrosis. However, it is not clear whether myocardial fibrosis detected on MRI is associated with…

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