Articles tagged "Immunoglobulins (Ig)"

2022 American Transplant Congress
The Evolution of Hypogammaglobulinemia in Kidney Transplant Recipients and Its Associated Risk Factors
E. Jo¹, S. Min², A. Han³
¹Surgery, Seoul National University Hospital, Seoul, Korea, Republic of, ²Surgery, Seoul National University College of Medicine, Seoul, Kosovo, Republic of, ³Seoul National University College of Medicine, Seoul, Korea, Republic of
*Purpose: Hypogammaglobulinemia (HGG) has been extensively studied to identify a biological marker for infection. According to Florescu et al. (2013), a meta-analysis of 18 clinical…
2022 American Transplant Congress
Desensitization Protocol Consisting of High-Dose Intravenous Immunoglobulin, Plasmapheresis, and Rituximab in Highly Sensitized Kidney Transplant Recipients
M. Okada, T. Hiramitsu, T. Tomosugi, K. Futamura, S. Narumi, N. Goto, Y. Watarai
Nagoya Daini Red Cross Hospital, Nagoya, Japan
*Purpose: In HLA incompatible kidney transplantation, donor-specific HLA antibody often causes antibody-mediated rejection (AMR). To prevent AMR, we adopted a preoperative desensitization protocol including high-dose…
2022 American Transplant Congress
Daratumumab Therapy Achieves Dialysis Independence in Kidney Transplant Recipients with Resistant Proliferative Glomerulonephritis with Monoclonal Immunoglobulin Deposits
P. Yenebere, R. Daloul
The Ohio State University, Columbus, OH
*Purpose: Proliferative glomerulonephritis with monoclonal immunoglobulin deposits (PGNMID) is a unique cause for monoclonal gammopathy of renal significance with overall poor prognosis. Patients are frequently…
2022 American Transplant Congress
Immunoglobulin M (IgM) Inhibits Replication of SARS-CoV-2 In Vero E6 Cells In Vitro and Delays Disease in K18-hACE2 Mice Infected with SARSCoV-2 In Vivo
P. Chhabra¹, B. Mann², M. Ma¹, S. Feldman³, K. L. Brayman¹
¹Department of Surgery, University of Virginia Health System, Charlottesville, VA, ²Department of Infectious Diseases, University of Virginia Health System, Charlottesville, VA, ³Center for Comparative Medicine, University of Virginia Health System, Charlottesville, VA
*Purpose: To determine if IgM has a direct effect in preventing SARS-CoV-2 replication in Vero E6 cells, and delaying or preventing disease in infected K18-hACE2…
2022 American Transplant Congress
Management of Hepatitis B Positive Donors in Liver Transplant
M. Tilley¹, T. A. Sparkman², K. Gutierrez²
¹Pharmacy, UAB, Birmingham, AL, ²UAB, Birmingham, AL
*Purpose: In an effort to expand the pool of solid organ transplant donors, patients with end stage liver disease may receive an organ from a…
2022 American Transplant Congress
Outcome of Donor Derived and Community Acquired West Nile Infections in Kidney Transplant Recipients
R. K. Thimmisetty¹, G. Larrieux², S. Wilson², F. Barrantes¹, S. Kundeling¹, J. Kumar¹
¹Renal Medicine Associates, Albuquerque, NM, ²Presbyterian Health Services, Albuquerque, NM
*Purpose: Donor derived West Nile Virus(WNV) Infections can occur but rare. We are presenting four cases that were seen at our transplant center*Methods: Case 1:…
2021 American Transplant Congress
Dynamics of IgG Subclass as a Mechanism of Desensitization Using Rituximab for Presensitized Patients Undergoing Living Related Liver Transplantation
H. Egawa¹, K. Ide², T. Ishizuka³, H. Ohdan⁴, Y. Kotera¹, T. Kato¹, A. Ohmori¹, Y. Hirata¹, G. Shibuya¹, S. Yamashita¹, S. Ariizumi¹
¹Tokyo Women's Medical University, Tokyo, Japan, ²Surgery, Hiroshima University, Hiroshima, Japan, ³Clinical Laboratory, Tokyo Women's Medical University, Tokyo, Japan, ⁴Hiroshima University, Hiroshima, Japan
*Purpose: Although impact of preformed HLA-related donor specific antibody (DSA) and necessity of desensitization in liver transplantation (LT) has been recognized, mechanisms of desensitization in…
2021 American Transplant Congress
Kidney Transplant Associated Allergy Transfer After Living Donation
K. López-Vega, S. Davis
Division of Renal Diseases and Hypertension, Anschutz Medical Campus, University of Colorado, Aurora, CO
*Purpose: Donor to recipient IgE-mediated food allergy transfer has been described in non-kidney solid organ transplant. Here, we report a novel case of an adult…
2021 American Transplant Congress
Autoantibodies Against Ro/SS-A, CENP-B, and La/SS-B are Increased in Patients with Kidney Allograft Antibody-mediated Rejection
S. Clotet-Freixas¹, M. Kotlyar², C. M. McEvoy¹, C. Pastrello², S. Rodríguez-Ramírez¹, S. Farkona¹, H. Cardinal³, M. Dieudé³, M. Hébert³, Y. Li¹, O. Famure¹, P. Chen¹, S. Kim¹, E. Chan⁴, I. Jurisica², R. John¹, A. Chruscinski¹, A. Konvalinka¹
¹Toronto General Hospital Research Institute, University Health Network, Toronto, ON, Canada, ²Krembil Research Institute, University Health Network, Toronto, ON, Canada, ³Centre de Recherche du Centre Hospitalier de l’Université de Montréal, Montreal, QC, Canada, ⁴Department of Medicine, Division of Nephrology, University Health Network, Toronto, ON, Canada
*Purpose: Antibody-mediated rejection (AMR) causes >50% of late kidney graft losses. Although donor-specific antibodies (DSA) against HLA cause AMR, antibodies against non-HLA antigens are also…
2021 American Transplant Congress
Use of a Novel Bead-based Assay to Measure the Impact of Imlifidase on ABO IgG Antibodies
A. Halpin¹, B. Motyka², T. Ellis², J. Pearcey², T. L. Lowary³, A. Runström⁴, L. Winstedt⁴, R. Bockermann⁴, S. Järnum⁴, A. Robertson⁴, L. J. West⁵
¹Department of Pediatrics and Laboratory Medicine and Pathology, University of Alberta and Alberta Precision Laboratories, Edmonton, AB, Canada, ²Department of Pediatrics, University of Alberta, Edmonton, AB, Canada, ³Department of Chemistry, University of Alberta, Edmonton, AB, Canada, ⁴Hansa Biopharma, Lund, Sweden, ⁵Department of Pediatrics and Laboratory Medicine and Pathology, University of Alberta, Edmonton, AB, Canada
*Purpose: The accurate assessment and measurement of ABO antibodies (ABO-Ab) is a critical component of ABO-incompatible (ABOi) transplantation. ABO-Ab comprise both IgG and IgM, which…

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