Results 71 to 80 of about 14,198 (253)

Peptidylarginine deiminase 2 citrullinates MZB1 and promotes the secretion of IgM and IgA

open access: yesFrontiers in Immunology, 2023
IntroductionMZB1 is an endoplasmic reticulum residential protein preferentially expressed in plasma cells, marginal zone and B1 B cells. Recent studies on murine B cells show that it interacts with the tail piece of IgM and IgA heavy chain and promotes ...
Benjamin Geary   +9 more
doaj   +1 more source

New insights into the impact of neuro-inflammation in rheumatoid arthritis. [PDF]

open access: yes, 2014
Rheumatoid arthritis (RA) is considered to be, in many respects, an archetypal autoimmune disease that causes activation of pro-inflammatory pathways resulting in joint and systemic inflammation.
Akasbi   +102 more
core   +2 more sources

Porphyromonas gulae and PPAD antibodies are not related to citrullination in rheumatoid arthritis

open access: yesClinical Oral Investigations, 2023
Porphyromonas gulae have the enzyme PPAD, as P. gingivalis, which is responsible for citrullination related to the pathophysiology of rheumatoid arthritis and periodontitis; this implies the presence of two species of PPAD-producing bacteria in the mouth
Camilo Castellar-Mendoza   +4 more
semanticscholar   +1 more source

pH/ROS‐Responsive Injectable Hydrogel Co‐Loaded with B7‐H3 Blocker and NETs Suppressor Boosts OSCC Synergistic Immunotherapy

open access: yesAdvanced Science, EarlyView.
A pH/ROS‐dual‐responsive injectable hydrogel, formed by dynamic boronic ester and Schiff base crosslinking, co‐delivers enoblituzumab (B7‐H3 blocker) and Cl‐amidine (NETs suppressor). Via localized intratumoral delivery, it synergistically reprograms the immunosuppressive tumor microenvironment, overcomes T cell infiltration barriers, restores ...
Huan Li   +12 more
wiley   +1 more source

Monoaminylation in Human Health and Disease: State of the Field, Challenges, and Emerging Directions

open access: yesAdvanced Science, EarlyView.
This review delineates monoaminylation—serotonylation, dopaminylation, and histaminylation—as key post‐translational modifications beyond receptor signaling. It details their catalytic mechanisms, roles in gene expression and protein function, and implications in health and disease, aiming to bridge mechanistic insights with therapeutic potential ...
Yiqi Zhao   +4 more
wiley   +1 more source

Anti-citrullinated Protein Antibody Generation, Pathogenesis, Clinical Application, and Prospects

open access: yesFrontiers in Medicine, 2022
Anti-citrullinated protein antibodies (ACPAs) are autoantibodies commonly observed in patients with rheumatoid arthritis (RA). Currently, most of the mechanisms of ACPA formation and bone destruction are well-understood, however, some unknown mechanisms ...
Jiaxi Liu   +9 more
doaj   +1 more source

The virtues and vices of protein citrullination

open access: yesRoyal Society Open Science, 2022
The post-translational modification of proteins expands the regulatory scope of the proteome far beyond what is achievable through genome regulation. The field of protein citrullination has seen significant progress in the last two decades.
M. Christophorou
semanticscholar   +1 more source

Distinct HLA Associations for Antibody Multireactivity With Citrulline‐Containing Type II Collagen Epitopes Versus More Limited Antibody Reactivity With Citrulline‐Containing IgG Epitopes in Rheumatoid Arthritis

open access: yesArthritis &Rheumatology, EarlyView.
Objective Anticitrullinated protein antibodies (ACPAs) in rheumatoid arthritis (RA) can be promiscuous, with cross‐reactive binding to many antigens containing short motifs, or private with little cross‐reactivity. Also, ACPA reactivity patterns differ among patients with RA, including for motif‐containing epitopes in important self‐antigens like ...
S. Janna Bashar   +4 more
wiley   +1 more source

Seeing Citrulline: Development of a Phenylglyoxal-Based Probe To Visualize Protein Citrullination [PDF]

open access: yesJournal of the American Chemical Society, 2012
Protein arginine deiminases (PADs) catalyze the hydrolysis of peptidyl arginine to form peptidyl citrulline. Abnormally high PAD activity is observed in a host of human diseases, but the exact role of protein citrullination in these diseases and the identities of specific citrullinated disease biomarkers remain unknown, largely because of the lack of ...
Bicker, Kevin L.   +4 more
openaire   +3 more sources

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