Jasmin Mucha, Ara Cho, Anna Marianne Weijler, Moritz Muckenhuber, Amun Georg Hofmann, Markus Wahrmann, Andreas Heinzel, Birgit Linhart, Pia Gattinger, Rudolf Valenta, Gabriela Berlakovich, Andreas Zuckermann, Peter Jaksch, Rainer Oberbauer, Thomas Wekerle
INTRODUCTION: Antibody mediated rejection (ABMR) is a major factor limiting outcome after organ transplantation. Anti-HLA donor-specific antibodies (DSA) of the IgG isotype are mainly responsible for ABMR. Recently DSA of the IgE isotype were demonstrated in murine models as well as in a small cohort of sensitized transplant recipients. In the present study, we aimed to determine the frequency of pre-existing and de novo anti-HLA IgE antibodies in a cohort of 105 solid organ transplant recipients...
2023: Frontiers in Immunology