Results 11 to 20 of about 26,400 (209)

Genetic mapping of complement system proteins for islet autoimmunity in children with high risk of T1D [PDF]

open access: yesCommunications Biology
Recent studies have reported the involvement of complement system proteins in the initiation and progression of islet autoimmunity (IA) in the study of Type 1 diabetes (T1D).
Xiaowei Hu   +10 more
doaj   +2 more sources

Complement C4, C4A and C4a – What they do and how they differ

open access: yesBrain, Behavior, & Immunity - Health
Meike Heurich   +2 more
doaj   +5 more sources

Separation performance of PEG-linked calix[4]arene as stationary phase for capillary gas chromatography [PDF]

open access: yesQuímica Nova, 2023
This work presented a new PEG modified calix[4]arene stationary phase (C4A-PEG-2PTSC) for gas chromatographic (GC) separations. The statically coated C4A-PEG-2PTSC column exhibited moderate polarity and column efficiency of 2224 plates m-1 determined by ...
Wei Zhang   +8 more
doaj   +1 more source

Characterization of Potent ABCG2 Inhibitor Derived from Chromone: From the Mechanism of Inhibition to Human Extracellular Vesicles for Drug Delivery

open access: yesPharmaceutics, 2023
Inhibition of ABC transporters is a promising approach to overcome multidrug resistance in cancer. Herein, we report the characterization of a potent ABCG2 inhibitor, namely, chromone 4a (C4a).
Glaucio Valdameri   +18 more
doaj   +1 more source

Complement factor C4a does not activate protease‐activated receptor 1 (PAR1) or PAR4 on human platelets

open access: yesResearch and Practice in Thrombosis and Haemostasis, 2021
Background Protease‐activated receptor (PAR) 1 and PAR4 are key thrombin signal mediators for human platelet activation and aggregation in response to vascular injury.
Xu Han   +2 more
doaj   +1 more source

Multi-ancestry phenome-wide association of complement component 4 variation with psychiatric and brain phenotypes in youth

open access: yesGenome Biology, 2023
Background Increased expression of the complement component 4A (C4A) gene is associated with a greater lifetime risk of schizophrenia. In the brain, C4A is involved in synaptic pruning; yet, it remains unclear the extent to which upregulation of C4A ...
Leanna M. Hernandez   +11 more
doaj   +1 more source

Schizophrenia risk loci from xMHC region were associated with antipsychotic response in chronic schizophrenic patients with persistent positive symptom

open access: yesTranslational Psychiatry, 2022
We examined whether common variants from the extended major histocompatibility complex (xMHC) region contribute to the response to antipsychotic drugs (APDs) in patients with schizophrenia with persistent psychosis. Subjects participated in a prospective
Jiang Li   +3 more
doaj   +1 more source

Complement component C4 structural variation and quantitative traits contribute to sex-biased vulnerability in systemic sclerosis

open access: yesnpj Genomic Medicine, 2022
Copy number (CN) polymorphisms of complement C4 play distinct roles in many conditions, including immune-mediated diseases. We investigated the association of C4 CN with systemic sclerosis (SSc) risk.
Martin Kerick   +24 more
doaj   +1 more source

Trends in Ocean S‐Isotopes May Be Influenced by Major LIP Events

open access: yesGeophysical Monograph Series, Page 341-376., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Ross. R. Large   +5 more
wiley  

+1 more source

Increased activation product of complement 4 protein in plasma of individuals with schizophrenia

open access: yesTranslational Psychiatry, 2021
Structural variation in the complement 4 gene (C4) confers genetic risk for schizophrenia. The variation includes numbers of the increased C4A copy number, which predicts increased C4A mRNA expression.
Agnieszka Kalinowski   +14 more
doaj   +1 more source

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