Results 71 to 80 of about 1,949,411 (265)

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Metal carcinogens and cancer: integrating genetic and epigenetic perspectives

open access: yesFrontiers in Oncology
People around the globe are affected by extensive environmental and occupational exposure to heavy metals, which poses a significant threat to various health hazards, with cancer being a major concern.
Shipra Singh   +6 more
doaj   +1 more source

Effect of Steric Constraint at the γ-Backbone Position on the Conformations and Hybridization Properties of PNAs

open access: yesJournal of Nucleic Acids, 2011
Conformationally preorganized peptide nucleic acids (PNAs) have been synthesized through backbone modifications at the γ-position, where R = alanine, valine, isoleucine, and phenylalanine side chains. The effects of these side-chains on the conformations
Matthew J. Crawford   +4 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Perfil de ácidos grasos en pacientes oncológicos pediátricos Plasma fatty acids profile in paediatric cancer patients

open access: yesNutrición Hospitalaria, 2012
El reducido número de casos de cáncer en la edad pediátrica y las dificultades para la investigación, han contribuido a que existan escasos estudios sobre el estado metabólico y nutricional de estos pacientes.
M.ª J. de la Torre Aguilar   +4 more
doaj  

Endogenous Ribonucleases: Therapeutic Targeting of the Transcriptome Through Oligonucleotide-Triggered RNA Inactivation

open access: yesBiomolecules
The selective regulation of gene expression at the RNA level represents a rapidly evolving field offering substantial clinical potential. This review examines the molecular mechanisms of intracellular enzymatic systems that utilize single-stranded ...
Daria A. Chiglintseva   +2 more
doaj   +1 more source

Changes of main organic acids during vinification.

open access: yesKvasný průmysl, 2001
In climate conditions of Czech and Moravian wine region there is usually higher content of lower organic acids than in the regions situated sounthing. Content of tartaric acid is the highest in the grapes, during vinification continuously decrease. Malic
K. ŠTEFECOVÁ, J. ČEPIČKA
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

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