Results 71 to 80 of about 8,043 (217)

Molecular characterization of equine thymidine kinase 1 and preliminary evaluation of its suitability as a serum biomarker for equine lymphoma

open access: yesBMC Molecular and Cell Biology, 2021
Background Thymidine kinase 1 (TK1) plays a key role in the synthesis of deoxythymidine triphosphate (dTTP) and is thus important for DNA replication and cell proliferation.
Liya Wang   +5 more
doaj   +1 more source

From Ribonucleoside 5'-Aldehydes to Ribonucleoside 5'-C-phosphonates as Building Blocks for Oligonucleotide Synthesis [PDF]

open access: yesNucleic Acids Symposium Series, 2008
The synthetic approach towards selected monomers of ribonucleosidyl-5'-C-phosphonates I compatible with the phosphotriester condensation method is presented, together with the surprising and unexpected effect of TEA.3HF on the phosphonate moiety observed upon removal of the O-silyl protecting groups.
Maqdalena, Petrová   +3 more
openaire   +2 more sources

Citrate‐Dependent Activation of Acetyl CoA Carboxylase Promotes Renal Lipid Accumulation in a Rat Model of Chronic Kidney Disease

open access: yesActa Physiologica, Volume 242, Issue 5, May 2026.
ABSTRACT Background Abnormal accumulation of lipids within the kidney contributes to the progression of chronic kidney disease, but the underlying metabolic mechanisms remain unclear. Citrate is a central metabolite in cellular energy regulation and is frequently elevated in advanced kidney disease, yet its impact on renal lipid metabolism has not been
Marta Sanz‐Gómez   +8 more
wiley   +1 more source

tRNA-mediated codon-biased translation in mycobacterial hypoxic persistence [PDF]

open access: yes, 2016
Microbial pathogens adapt to the stress of infection by regulating transcription, translation and protein modification. We report that changes in gene expression in hypoxia-induced non-replicating persistence in mycobacteria—which models tuberculous ...
Alonso, Sylvie   +11 more
core   +2 more sources

Cardiomyocytes disrupt pyrimidine biosynthesis in nonmyocytes to regulate heart repair

open access: yesThe Journal of Clinical Investigation, 2022
Various populations of cells are recruited to the heart after cardiac injury, but little is known about whether cardiomyocytes directly regulate heart repair.
Shen Li   +31 more
doaj   +1 more source

Pentavalent Antimonials: New Perspectives for Old Drugs

open access: yesMolecules, 2009
Pentavalent antimonials, including meglumine antimoniate and sodium stibogluconate, have been used for more than half a century in the therapy of the parasitic disease leishmaniasis.
Raul R. Ribeiro   +2 more
doaj   +1 more source

Metalloids: Semi as Metals yet Full of Antimicrobial Potential

open access: yesChemMedChem, Volume 21, Issue 7, 14 April 2026.
Metalloids such as boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), and tellurium (Te) bridge metals and non‐metals, displaying unique chemical versatility. Recent research highlights their diverse antimicrobial and therapeutic potentials, from natural products to synthetic organic and organometallic molcules, underscoring renewed ...
Kevin Böhm   +2 more
wiley   +1 more source

Novel Method of Synthesis of 5''-Phosphate 2'-O-ribosyl-ribonucleosides and Their 3'-Phosphoramidites

open access: yesMolecules, 2013
Synthesis of 5''-phosphate 2'-O-ribosylribonucleosides [Nr(p)] of four common ribonucleosides, and 3'-phosphoramidites of 5''-phosphate 2'-O-ribosyladenosine and 2'-O-ribosylguanosine using the H-phosphonate chemistry is described.
Marcin K. Chmielewski   +1 more
doaj   +1 more source

Numb Isoforms Deregulation in Medulloblastoma and Role of p66 Isoform in Cancer and Neural Stem Cells [PDF]

open access: yes, 2018
Numb is an intracellular protein with multiple functions. The two prevalent isoforms, Numb p66 and Numb p72, are regulators of differentiation and proliferation in neuronal development.
Agnese Po   +13 more
core   +9 more sources

Structure‐ and Ligand‐Based Discovery of Novel 3‐Chymotrypsin‐Like Protease Nonpeptidomimetic Hits

open access: yesChemMedChem, Volume 21, Issue 7, 14 April 2026.
A multistep virtual screening cascade, integrating shape‐based, ensemble docking, and quantitative structure–activity relationship (QSAR) models, was employed to screen 1.5 million compounds. This funnel identified a novel 3‐chymotrypsin‐like protease (3CLpro) inhibitor, LabMol‐499, which was experimentally validated using a Förster Resonance Energy ...
Sabrina Silva‐Mendonça   +14 more
wiley   +1 more source

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