Results 61 to 70 of about 34,606 (279)

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 anti‐modified protein autoimmunity in rheumatoid arthritis

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

Protein hydrolysates in cell culture: Toward multi‐omics characterization

open access: yesBiotechnology Progress, EarlyView.
While protein hydrolysates are widely used in cell culture applications, they remain undefined and variable products. Multi‐omic characterization evaluating composition and function can transition hydrolysates toward semi‐defined media components.
Michelle Combe   +3 more
wiley   +1 more source

Characterization of Monoclonal Antibodies Recognizing Citrulline-Modified Residues

open access: yesFrontiers in Immunology, 2022
BackgroundCitrullination is a post-translational protein modification linked to the occurrence and development of a variety of diseases. The detection of citrullinated proteins is predominately based on antibody detection although currently available ...
Yaqiong Chen   +9 more
doaj   +1 more source

Was citrulline first a laxative substance? The truth about modern citrulline and its isolation [PDF]

open access: yes, 2011
Citrulline is a non-protein amino acid and is produced by the enterocytes of the small bowel. The isolation though of citrulline is generally ascribed to the 1930s.
Fragkos, K, Forbess, A
core  

Source and fate of circulating citrulline

open access: yes, 1981
Previous work has demonstrated a continuous release of citrulline from the small intestine into the circulation. To evaluate the physiologic significance of this process, we have now measured citrulline uptake and release by isolated, perfused livers and,
H. G. Windmueller, A. E. Spaeth
core   +1 more source

Characterization of Lysosomal Hydrolases and Transporters and Their Age‐Dependent Variability: Relevance to Drug Metabolism and Transport of Small Molecule and Biologic Drugs

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Lysosomes play a key role in the accumulation, catabolism, and transport of endogenous and exogenous metabolites and proteins and are involved in drug metabolism and prodrug activation. However, the protein abundance and interindividual variability of lysosomal drug‐metabolizing enzymes and transporters (DMETs) remain underexplored.
Darshak Gadara   +20 more
wiley   +1 more source

Correlation of plasma metabolites with glucose and lipid fluxes in human insulin resistance

open access: yesObesity Science & Practice, 2020
Summary Objective Insulin resistance develops prior to the onset of overt type 2 diabetes, making its early detection vital. Direct accurate evaluation is currently only possible with complex examinations like the stable isotope‐based hyperinsulinemic ...
Annick V. Hartstra   +10 more
doaj   +1 more source

Endotoxemia affects citrulline, arginine and glutamine bioavailability

open access: yes, 2011
International audienceBACKGROUND:Sepsis considerably alters the intestinal barrier functions, which in turn modify the absorption and bioavailability of nutrients.
Philippe Arnaud   +16 more
core   +1 more source

Inherited metabolic epilepsies–established diseases, new approaches

open access: yesEpilepsia Open, EarlyView.
Abstract Inherited metabolic epilepsies (IMEs) represent the inherited metabolic disorders (IMDs) in which epilepsy is a prevailing component, often determining other neurodevelopmental outcomes associated with the disorder. The different metabolic pathways affected by individual IMEs are the basis of their rarity and heterogeneity.
Itay Tokatly Latzer, Phillip L. Pearl
wiley   +1 more source

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