Results 131 to 140 of about 88,542 (309)

Allosteric modulation by the fatty acid site in the glycosylated SARS-CoV-2 spike

open access: yeseLife
The spike protein is essential to the SARS-CoV-2 virus life cycle, facilitating virus entry and mediating viral-host membrane fusion. The spike contains a fatty acid (FA) binding site between every two neighbouring receptor-binding domains.
A Sofia F Oliveira   +9 more
doaj   +1 more source

Glycosylated extracellular vesicles released by glioblastoma cells are decorated by CCL18 allowing for cellular uptake via chemokine receptor CCR8

open access: yesJournal of Extracellular Vesicles, 2018
Cancer cells release extracellular vesicles (EVs) that contain functional biomolecules such as RNA and proteins. EVs are transferred to recipient cancer cells and can promote tumour progression and therapy resistance.
Jordi Berenguer   +28 more
doaj   +1 more source

Metastasis Pattern‐Specific Biomarkers and Therapeutic Targets in Gastric Cancer: From Surgical Specimens to Clinical Translation

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Gastric cancer metastasis should be considered according to its anatomical route, because lymphatic, peritoneal, and hematogenous dissemination involve partly distinct molecular mechanisms. This review summarizes metastasis pattern‐associated and pattern‐specific molecules identified using surgical specimens, evaluates their evidence and translational ...
Mitsuro Kanda
wiley   +1 more source

The Role of Glycans in Human Immunity—A Sweet Code

open access: yesMolecules
Glycans on the surface of all immune cells are the product of diverse post-translational modifications (glycosylation) that affect almost all proteins and possess enormous structural heterogeneity.
Igor Tvaroška
doaj   +1 more source

Leveraging Glycan–Glycan Interactions to Tune the Conformation of Glycan Hairpins and Build Rigid 3D Architectures

open access: yesJournal of the American Chemical Society
Glycan folding and aggregation remain poorly understood despite their essential roles in structural and biological functions. We present a reductionist approach leveraging a glycan sequence that spontaneously folds into a hairpin conformation, enabling the systematic analysis of glycan intra- and intermolecular interactions.
Nishu Yadav   +6 more
openaire   +2 more sources

Streamlined gram-scale natural N-glycan production using reversible tagging after oxidative release of natural glycans

open access: yesCommunications Chemistry
The study of natural glycans is fundamental to modern glycomics; however, the functional analysis of these glycans is limited by their low natural abundance, structural heterogeneity, and the absence of efficient preparative-scale isolation methods. Here,
Qing Zhang   +4 more
doaj   +1 more source

Simultaneous Analysis of Sulfated and Phosphorylated Glycans by Serotonin-Immobilized Column Enrichment and Hydrophilic Interaction Chromatography

open access: yes, 2018
Changes in the structures and quantities of sulfated glycans play important roles in inflammatory and neurological diseases and cancer. Therefore, sulfated glycans are expected to become diagnostic markers for a variety of diseases such as Alzheimer’s ...
Haruna Kayahara (5458352)   +3 more
core   +1 more source

Biallelic PIGB Variants Cause Motor Neuropathy with Conduction Blocks and Peripheral Nerve Hyperexcitability

open access: yesAnnals of Neurology, EarlyView.
Objective Glycosylphosphatidylinositol (GPI)‐anchored proteins play critical roles in nervous system function. Pathogenic variants in genes involved in GPI‐anchor biosynthesis cause early‐onset multisystem disorders known as inherited GPI deficiencies. We describe a novel neuromuscular phenotype associated with PIGB deficiency.
Gorka Fernández‐Eulate   +34 more
wiley   +1 more source

Biomimetic Nanomedicine for Aging‐Impaired Bone Regeneration: From Microenvironmental Dysfunction to Precision Therapeutics

open access: yesAdvanced NanoBiomed Research, EarlyView.
Aging disrupts the cellular, immune, vascular, and neural processes required for bone regeneration. This review connects these pathological barriers with biomimetic nanomedicine design, highlighting strategies for cellular rejuvenation, immune modulation, vascular regeneration, and neuro–bone coupling.
Zeyu Wang   +12 more
wiley   +1 more source

Proteogenomic characterization of cholangiocarcinoma

open access: yesHepatology, EarlyView., 2022
Proteogenomic characterization of cholangiocarcinoma with therapeutic strategies Abstract Background and Aims Cholangiocarcinoma (CCA) is a highly heterogeneous cancer with limited understanding and few effective therapeutic approaches. We aimed at providing a proteogenomic CCA characterization to inform biological processes and treatment ...
Mengjie Deng   +18 more
wiley   +1 more source

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