Results 61 to 70 of about 15,992 (171)

Homocitrullinated Peptides Drive Pro‐Inflammatory T Cell Responses in a Humanized Mouse Model of Rheumatoid Arthritis

open access: yesArthritis &Rheumatology, EarlyView.
Objective Anti‐homocitrullinated protein/peptide antibodies are specific to rheumatoid arthritis (RA) and predictive of worse prognosis, suggesting a pathogenic role for autoreactivity to homocitrullinated peptides (HomoCitP). However, T cell responses to HomoCitP remain largely unexplored.
Sofya Ulanova   +6 more
wiley   +1 more source

The Role of IgM Anti‐acetylated Protein Antibodies and B Cells in the Origin of Antimodified Protein Autoimmunity in Rheumatoid Arthritis

open access: yesArthritis &Rheumatology, EarlyView.
Objective Rheumatoid arthritis (RA) is characterized by anti‐modified protein antibodies (AMPAs), including anti‐citrullinated protein antibodies (ACPA), anti‐carbamylated protein antibodies (anti‐CarP), and anti‐acetylated protein antibodies (AAPA). In contrast to other AMPAs, AAPA IgM is found in healthy individuals, raising questions about its role ...
Aegli Athanasiadou   +10 more
wiley   +1 more source

Increased Plasma Microbial tDR‐1 in At‐Risk Individuals Is Associated With Decreased Conversion to Clinical Rheumatoid Arthritis and Reduces an In Vitro Macrophage Type 1 Interferon Response

open access: yesArthritis &Rheumatology, EarlyView.
Objective Microbial small RNAs can regulate human genes. Higher plasma concentrations of microbial transfer RNA (tRNA)‐derived RNA‐1 (tDR‐1) were previously associated with lower rheumatoid arthritis (RA) disease activity. This study examined whether tDR‐1 concentrations differ in anticyclic citrullinated peptide‐3 positive (CCP3+) at‐risk individuals (
Anastasiia Phothisane   +11 more
wiley   +1 more source

Diagnostic effectiveness of anti-citrullinated peptides antibodies of second and third generations for rheumatoid arthritis

open access: yesRevista Habanera de Ciencias Médicas, 2018
Introduction: Rheumatoid arthritis is an autoimmune disease characterized by the presence of antibodies against citrullinated peptides, which are one of the indicators for the diagnosis of a disease.
Goitybell Martínez Téllez   +4 more
doaj  

Anti–Carbamylated Fibrinogen Autoantibodies of IgG and IgA Isotypes Contribute to a Better Prognostic Stratification in Very Early Rheumatoid Arthritis: Data From the French National ESPOIR Cohort

open access: yesArthritis &Rheumatology, EarlyView.
Objective The aim of this study was to investigate the prevalence and longitudinal evolution of anti–carbamylated fibrinogen antibodies (ACa‐Fib) of IgG and IgA isotypes in early rheumatoid arthritis (RA) and determine whether these antibodies provide additional diagnostic and prognostic information beyond anti–cyclic citrullinated peptide (anti‐CCP ...
Pauline Brevet   +11 more
wiley   +1 more source

Factors related to seroconversion of anti-cyclic citrullinated peptide antibody after the onset of rheumatoid arthritis: a case-control study and systematic review

open access: yesImmunological Medicine
Anti-cyclic citrullinated peptide (CCP) antibodies typically present before rheumatoid arthritis (RA) but appear (seroconvert) after disease onset in some patients. This study analyzed factors related to anti-CCP seroconversion.
Yui Kosumi   +8 more
doaj   +1 more source

Pre-treatment antinuclear antibody positivity, therapeutic efficacy and persistence of biologics in rheumatoid arthritis

open access: yesRomanian Journal of Laboratory Medicine, 2016
Introduction: Rheumatoid factor (RF) and anti-citrullinated protein antibodies (ACPA) are poor prognostic factors in rheumatoid arthritis (RA). The therapeutic implication of antinuclear antibody (ANA) positivity in RA is still debated. The study aims to
Codreanu Cătălin   +7 more
doaj   +1 more source

Increased peptidylarginine deiminases expression during the macrophage differentiation and participated inflammatory responses

open access: yesArthritis Research & Therapy, 2019
Objective To investigate the expression of peptidylarginine deiminases (PADIs) during macrophage differentiation and its role in inflammatory responses.
Ning-Sheng Lai   +5 more
doaj   +1 more source

Targeting neutrophil extracellular traps in metabolic and immune niche: Nanomaterials for diabetes tissue regeneration

open access: yesBMEMat, EarlyView.
The effects of NETs on regeneration of various diabetic tissues, and strategies targeting NETs for diabetes tissue regeneration. In the diabetic environment, NETs undergo complex metabolic and immune reprogramming, leading to dynamic changes in antibacterial and proinflammatory functions, and affecting regeneration of multiple systemic tissues.
Xinyi Jiang   +6 more
wiley   +1 more source

Breast Cancer‐Derived AZU1 Educates Neutrophils to Promote Tumor Progression and Metastasis Through PAD4‐Dependent Extracellular Trap Formation

open access: yesMolecular Carcinogenesis, EarlyView.
ABSTRACT Neutrophil extracellular traps (NETs) play crucial roles in cancer progression, but their regulatory mechanisms in breast cancer remain poorly understood. We developed a NETs‐related prognostic risk model using TCGA breast cancer data and identified key biomarkers through bioinformatics analysis.
Zhen Huang   +9 more
wiley   +1 more source

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