Background: The introduction of multiparametric autoantibody tests has been proposed to improve the accuracy of the immunological diagnosis of autoimmune diseases (AID) and to accelerate time for completing the diagnostic process. Multiplex tests are capable of detecting many autoantibodies in a single run whereas a traditional immunoassay uses a single antigen to detect only a single specificity of autoantibodies. The reasons why multiplex tests could replace conventional immunoassays lie in the evidence that they allow for more efficient handling of large numbers of samples by the laboratory, while ensuring greater diagnostic sensitivity in AID screening.
Content: This review aims to highlight the important role that multiparametric tests could assume when designed for defined profiles they are used not only for diagnostic purposes but also to predict the onset of AID to identify clinical phenotypes and to define prognosis. Furthermore, differences in the antibody profile could identify which subjects will be responsive or not to a specific pharmacological treatment.
Summary: The use of autoantibody profiles, when specifically requested and performed with clinically validated technologies, can represent a significant step toward personalized medicine in autoimmunology.
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http://dx.doi.org/10.1093/jalm/jfab132 | DOI Listing |
Purpose: To explore how serum diabetes autoantibodies are related to the development of early diabetic retinopathy in children with type 1 diabetes mellitus.
Methods: In this prospective and observational study, 62 patients with type 1 diabetes mellitus who had not yet developed clinical diabetic retinopathy were followed up for at least 5 years. Healthy volunteers aged 10 to 20 years were also included.
BMC Pregnancy Childbirth
January 2025
Collection Biologique de L'Hôpital de La Mère Et de L'Enfant CB-HME (Mother and Child Biobank), University Hospital Center, 8 Avenue Dominique Larrey, Limoges, France.
Background: Maternal agonistic autoantibodies against the angiotensin II type 1 receptor (AT1-AAs) have been implicated in the pathophysiology of preeclampsia, but their presence in their offsprings and their possible neonatal effects have not been specifically explored. This prospective study aimed to evaluate the presence of AT1-AAs and their potential clinical effects in neonates of AT1-AAs positive mothers.
Methods: Women with preeclampsia and their neonates were included.
Mol Cell Proteomics
December 2024
Biomolecular Mass Spectrometry and Proteomics, Bijvoet Center for Biomolecular Research and Utrecht Institute for Pharmaceutical Sciences, University of Utrecht, Padualaan 8, Utrecht 3584 CH, The Netherlands; Netherlands Proteomics Center, Padualaan 8, Utrecht 3584 CH, the Netherlands. Electronic address:
Rheumatoid arthritis (RA) is characterized by synovial hyperplasia and cartilage/bone destruction. RA affects the synovial joints, the synovial lining and the permeability of the synovium. As the latter is of central relevance for the distribution of systemically delivered therapeutics into synovial fluid (SF), we here assessed the protein composition of paired plasma and SF of patients diagnosed with RA at three distinct levels of depth using mass spectrometric approaches: the "total" proteome, the "total" IgG1 antibody repertoire and the RA-specific ACPA IgG1 autoantibody repertoire.
View Article and Find Full Text PDFIntroduction: Primary sclerosing cholangitis (PSC) is a biliary disorder associated with a high risk of end-stage liver disease and cholangiocarcinoma (CCA). Currently prediction of the unfavorable outcomes is hindered by the lack of valuable prognostic biomarkers.
Objectives: The aim of the study was to assess the prevalence of the autoantibodies in PSC and define their potential use as the predictors of progressive disease and CCA in a large, prospective cohort of PSC patients.
Front Immunol
January 2025
Zhongshan City People's Hospital, Zhongshan, Guangdong, China.
Objective: This study aimed to investigate the diagnostic value of 7-tumor associated autoantibodies (7-TAAB) and to evaluate the relationship between 7-TAAB and clinical features in esophageal squamous cell carcinoma (ESCC), which can be used to guide clinical diagnosis and treatment and achieve its clinical value.
Methods: (1) Blood specimens were collected from patients with ESCC who had not previously received antitumor therapy (ESCC group) and those who had normal medical check-ups in the hospital during the same period (control group). The concentrations of 7-TAAB (P53, PGP9.
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