Results 21 to 30 of about 554,238 (248)

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Efficacy, tolerability and safety of darbepoetin alfa injection for the treatment of anemia associated with chronic kidney disease (CKD) undergoing dialysis: a randomized, phase-III trial

open access: yesBMC Nephrology, 2019
Background Darbepoetin alfa (DA-α) is a long-acting erythropoiesis-stimulating glycoprotein which has half-life three-fold longer than that of Erythropoietin alfa (EPO). The objective of this study was to compare the efficacy and safety of DA-α injection
Shubhadeep D. Sinha   +9 more
doaj   +1 more source

China and the United States in Africa: Competition or Cooperation?

open access: yesChina Quarterly of International Strategic Studies, 2020
China and the United States are among the most important external stakeholders in Africa’s peace, security, and prosperity. The African continent, with some of the world’s fastest-growing economies, an expanding consumer base, and an exploding youth ...
Lei Wang
doaj   +1 more source

Mammalian Phospholipase A2: Phospholipase A2 Receptor

open access: yesBiological and Pharmaceutical Bulletin, 2004
The phospholipase A2 receptor (PLA2R) is a type I transmembrane glycoprotein related to the C-type animal lectin family such as the mannose receptor. PLA2R regulates a variety of biological responses elicited by secretory phospholipase A2s (sPLA2s). Group IB sPLA2 acts as an endogenous ligand to induce cell proliferation and lipid mediator production ...
openaire   +3 more sources

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

NOT gated T cells that selectively target EGFR and other widely expressed tumor antigens

open access: yesiScience
Summary: Here, we show that a NOT gated cell therapy (Tmod) can exploit antigens such as epidermal growth factor receptor (EGFR) and human leukocyte antigen-E (HLA-E) which are widely expressed on cancer cells.
Julyun Oh   +13 more
doaj   +1 more source

Photoproduction of mesons and Compton scattering on the proton: Selected results from the A2 Collaboration at MAMI [PDF]

open access: yesEPJ Web of Conferences, 2020
The A2 Collaboration performs a manifold research program using real photons in the Crystal Ball/TAPS experiment at the MAMI accelerator facility in Mainz.
Sokhoyan Vahe
doaj   +1 more source

Lysosomal phospholipase A2

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids, 2019
Lysosomal phospholipase A2 (PLA2G15) is a ubiquitous enzyme uniquely characterized by a subcellular localization to the lysosome and late endosome. PLA2G15 has an acidic pH optimum, is calcium independent, and acts as a transacylase in the presence of N-acetyl-sphingosine as an acceptor.
James A, Shayman, John J G, Tesmer
openaire   +2 more sources

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

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