Detection of circulating anti-GBM antibodies has a key role for the diagnosis of Goodpasture syndrome but immunoassays using purified or recombinant alpha3(IV)NC1 as antigen do not recognize all anti-GBM antibodies. We show that anti-GBM antibodies directed against epitopes in their native conformation or cryptic epitopes are detected by indirect immunofluorescence.
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http://dx.doi.org/10.1002/eji.201747324 | DOI Listing |
J Control Release
January 2025
College of Pharmaceutical Science, Zhejiang University, 866 Yuhangtang Road, Hangzhou 310058, China; National Key Laboratory of Advanced Drug Delivery and Release Systems, Zhejiang University, Hangzhou 310058, China. Electronic address:
Glioblastoma-associated macrophages & microglia (GAMs) are critical immune cells within the glioblastoma (GBM) microenvironment. Their phagocytosis of GBM cells is crucial for initiating both innate and adaptive immune responses. GBM cells evade this immune attack by upregulating the anti-phagocytic molecule CD47 on their surface.
View Article and Find Full Text PDFPathology
November 2024
Department of Laboratory Immunology, PathWest Laboratory Medicine, QEII Medical Centre, Perth, WA, Australia; School of Biomedical Sciences, The University of Western Australia, Perth, WA, Australia.
Rapid testing for antineutrophil cytoplasmic antibodies (ANCAs) and glomerular basement membrane (GBM) antibodies may assist in the early diagnosis of small vessel vasculitis. Clinical utility of urgent testing of these antibodies in an Australian context is not known. Our retrospective study examined the urgent test requests for ANCA and/or GBM antibodies performed over a 2-year period.
View Article and Find Full Text PDFClin Nephrol Case Stud
November 2024
Department of Pediatrics, Cheikh Khalifa International University Hospital, Faculty of Medicine, Mohammed VI University of Health Sciences (UM6SS), Casablanca, Morocco.
Introduction: Glomerular basement membrane (GBM) disease is a severe and exceedingly rare disorder characterized by the presence of circulating antibodies targeting the non-collagen NC1 domain of the α3 chain of collagen type IV in glomerular and alveolar basement membranes. It typically presents as rapidly progressive glomerulonephritis (RPGN), often accompanied by pulmonary hemorrhage. The occurrence of double-seropositivity for anti-GBM antibody and anti-neutrophil cytoplasmic antibody (ANCA), primarily with myeloperoxidase specificity (MPO-ANCA), is particularly uncommon in pediatric cases.
View Article and Find Full Text PDFRen Fail
December 2024
S.C.D.U. Nefrologia, Dialisi e Trapianto, ARNAS Brotzu, Cagliari, Italy.
J Nephrol
December 2024
Department of Nephrology, Sindh Institute of Urology and Transplantation (SIUT), Karachi, 74200, Pakistan.
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