[HTML][HTML] IgG endopeptidase in highly sensitized patients undergoing transplantation

…, BM Eriksson, S Ge, A Peng, S Järnum… - … England Journal of …, 2017 - Mass Medical Soc
Background Donor-specific antibodies create an immunologic barrier to transplantation.
Current therapies to modify donor-specific antibodies are limited and ineffective in the most …

[HTML][HTML] Complete removal of extracellular IgG antibodies in a randomized dose-escalation phase I study with the bacterial enzyme IdeS–a novel therapeutic …

L Winstedt, S Järnum, EA Nordahl, A Olsson… - PLoS …, 2015 - journals.plos.org
IdeS is a streptococcal protease that cleaves IgG antibodies into F (ab') 2 and Fc fragments
with a unique degree of specificity, thereby providing a novel treatment opportunity of IgG …

[HTML][HTML] Safety, immunogenicity, pharmacokinetics, and efficacy of degradation of anti-HLA antibodies by IdeS (imlifidase) in chronic kidney disease patients

…, T Eich, BM Eriksson, L Winstedt, S Järnum… - American Journal of …, 2018 - Elsevier
Safety, immunogenicity, pharmacokinetics, and efficacy of the IgG-degrading enzyme of
Streptococcus pyogenes (IdeS [imlifidase]) were assessed in a single-center, open-label …

α10 Integrin Expression Is Up-Regulated on Fibroblast Growth Factor-2-Treated Mesenchymal Stem Cells with Improved Chondrogenic Differentiation Potential

…, C Wiberg, R Bockermann, S Järnum… - Stem cells and …, 2007 - liebertpub.com
Mesenchymal stem cells (MSCs) are multipotent cells that have the capacity to differentiate
into various different cell lineages and can generate bone, cartilage and adipose tissue …

The myxoid/round cell liposarcoma fusion oncogene FUS-DDIT3 and the normal DDIT3 induce a liposarcoma phenotype in transfected human fibrosarcoma cells

…, M Olsson, M Göransson, S Järnum… - The American journal of …, 2006 - Elsevier
Myxoid/round cell liposarcoma (MLS/RCLS) is the most common subtype of liposarcoma.
Most MLS/RCLS carry at (12; 16) translocation, resulting in a FUS-DDIT3 fusion gene. We …

[HTML][HTML] The bacterial enzyme IdeS cleaves the IgG-type of B cell receptor (BCR), abolishes BCR-mediated cell signaling, and inhibits memory B cell activation

S Järnum, R Bockermann, A Runström… - The Journal of …, 2015 - journals.aai.org
Ag binding to the BCR is a critical step in B cell development and activation, initiating a
cascade of signaling events ultimately leading to proliferation, differentiation, or cell death. A …

[HTML][HTML] Imlifidase-generated single-cleaved IgG: implications for transplantation

R Bockermann, S Järnum, A Runström, T Lorant… - …, 2022 - journals.lww.com
Background. Imlifidase is an immunoglobulin G (IgG)-specific protease conditionally
approved in the EU for desensitization in highly sensitized crossmatch positive kidney …

IgG-degrading enzyme of Streptococcus pyogenes (IdeS) prevents disease progression and facilitates improvement in a rabbit model of Guillain-Barré syndrome

…, B Qiao, G Zhang, Z Lv, C Kjellman, S Järnum… - Experimental …, 2017 - Elsevier
Autoantibodies binding to peripheral nerves followed by complement deposition and
membrane attack complex formation results in nerve damage in Guillain-Barré syndrome …

LEPREL1, a novel ER and Golgi resident member of the Leprecan family

S Järnum, C Kjellman, A Darabi, I Nilsson… - Biochemical and …, 2004 - Elsevier
We have identified a novel protein, Leprecan-like 1 (LEPREL1), with profound similarity to
the Leprecan family of proteoglycans. The genomic organization of the Leprecan gene …

[HTML][HTML] Streptococcus pyogenes infection and the human proteome with a special focus on the immunoglobulin G-cleaving enzyme IdeS

CAQ Karlsson, S Järnum, L Winstedt, C Kjellman… - Molecular & Cellular …, 2018 - ASBMB
Infectious diseases are characterized by a complex interplay between host and pathogen,
but how these interactions impact the host proteome is unclear. Here we applied a …