Results 61 to 70 of about 7,374 (163)

Longitudinal association between sleep and Alzheimer's pathology

open access: yesAlzheimer's &Dementia, Volume 22, Issue 3, March 2026.
Abstract INTRODUCTION Since sleep disturbance is a modifiable risk factor for Alzheimer's disease (AD), we tested associations between sleep and AD pathology in cognitively unimpaired (CU) persons. METHODS We included 223 participants from the PREVENT‐AD cohort with self‐reported measures of sleep, objective actigraphy measures of sleep, and positron ...
Bery Mohammediyan   +13 more
wiley   +1 more source

Diversity, transfer potential, and transcriptional activity of virus‐carried antibiotic resistance genes in global estuaries

open access: yesiMetaOmics, Volume 3, Issue 1, March 2026.
Estuaries are vital hotspots for antibiotic resistance genes (ARGs) due to substantial antibiotic pollution. Although viruses have been proposed as key reservoirs and important disseminators of ARGs in environments, their contribution to the estuarine antibiotic resistome remains largely unknown.
Xiao‑Qing Luo   +9 more
wiley   +1 more source

A model for different modes/stages of PAR degradation by PARG.

open access: yes, 2014
Based on the data from this study and previous studies, we propose the catalytic mechanism of PAR degradation by PARG. In the early stage, PARG randomly recognizes the PAR between (n-1) and (n) ADPr, then hydrolyzes the glycosidic bond in-between (endo ...
Zhizhi Wang (511620)   +3 more
core   +1 more source

Clinical Characteristics of Arginase 1 Deficiency: Natural History Insights From International Clinical Trials

open access: yesJournal of Inherited Metabolic Disease, Volume 49, Issue 2, March 2026.
ABSTRACT Arginase 1 deficiency (ARG1‐D) is an ultra‐rare inherited metabolic disorder of the urea cycle, caused by partial or complete loss of arginase 1 function, characterised by hyperargininaemia and a distinct, progressive neurological phenotype. The clinical development programme of pegzilarginase, a recombinant human ARG1 enzyme therapy, provides
Mattias Rudebeck   +10 more
wiley   +1 more source

The Ups and Downs of Tannins as Inhibitors of Poly(ADP-Ribose)glycohydrolase

open access: yesMolecules, 2011
DNA damage to cells activates nuclear poly(ADP-ribose)polymerases (PARPs) and the poly(ADP-ribose) (PAR) synthesized is rapidly cleaved into ADP-ribose (ADPR) by PAR glycohydrolase (PARG) action.
Felix R. Althaus   +2 more
doaj   +1 more source

TSG101 Promotes SIAH1 Auto‐Ubiquitination to Drive Migration and Invasion in Hepatocellular Carcinoma Cells

open access: yesJournal of Cellular and Molecular Medicine, Volume 30, Issue 6, March 2026.
ABSTRACT Our previous studies have demonstrated that seven in absentia homologue 1 (SIAH1), an E3 ubiquitin ligase, is downregulated in hepatocellular carcinoma (HCC) and regulates substrate ubiquitination. However, the molecular mechanisms governing reduced SIAH1 expression in HCC remain unclear.
Jie Qiu   +6 more
wiley   +1 more source

Polo‐like kinases and UV‐induced skin carcinogenesis: What we know and what's next

open access: yesPhotochemistry and Photobiology, Volume 102, Issue 2, Page 276-289, March/April 2026.
The polo‐like kinase (PLK) family plays distinct and critical roles in the regulation of cell cycle progression, and its dysregulation has been implicated in various cancers. Ultraviolet (UV) radiation is a well‐established environmental factor in the development of skin cancer.
Tanya Jaiswal   +3 more
wiley   +1 more source

Synthesis of novel bis- and tris- tetrathiafulvalene amphiphiles for use in Langmuir-Blodgett film deposition

open access: yes, 1995
This thesis describes the synthesis and LB film-forming and conducting properties of bis and tris-TTF amphiphiles in an effort to create systems with enhanced LB film-forming properties.First generation bis and tris-TTF amphiphiles, such as 112 and 109 ...
Parg, Roland Peter
core  

Design of Polymeric Nanocapsules for Intranasal Vaccination against Mycobacterium Tuberculosis: Influence of the Polymeric Shell and Antigen Positioning

open access: yesPharmaceutics, 2020
Tuberculosis (TB) is the leading cause of death from a single infectious microorganism and Bacillus Calmette Guerin (BCG), the only authorized vaccine, does not confer protection against pulmonary TB. Based on the hypothesis that mucosal protection could
Lara Diego-González   +7 more
doaj   +1 more source

Sabotaged Integral HSC Heterogeneity Underlies Essential Thrombocythemia Development

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
Single‐cell RNA sequencing (scRNA‐seq) maps how distinct driver mutations remodel hematopoietic stem cell (HSC) programs across essential thrombocythemia (ET). Comparative analysis uncovers both shared and subtype‐specific molecular signatures, identifies a triple‐negative (TN)‐associated HSC population enriched with malignant traits, and reveals the ...
Jingyuan Tong   +21 more
wiley   +1 more source

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