Results 71 to 80 of about 438,323 (304)

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Antiviral activities of extremophilic actinomycetes extracts from Kazakhstan’s unique ecosystems against influenza viruses and paramyxoviruses

open access: yesVirology Journal, 2019
Background Commercially available antiviral drugs, when used in the treatment of viral infections, do not always result in success. This is an urgent problem currently that needs to be addressed because several viruses including influenza and ...
Vladimir Berezin   +6 more
doaj   +1 more source

Understanding the Wolbachia-mediated inhibition of arboviruses in mosquitoes: progress and challenges [PDF]

open access: yes, 2014
Arthropod-borne viruses (arboviruses) pose a considerable threat to human and animal health, yet effective control measures have proven difficult to implement, and novel means of controlling their replication in arthropod vectors, such as mosquitoes, are
Dietrich, Isabelle   +3 more
core   +1 more source

Mass spectrometry based identification of AMP‐O‐Tris generated by Thermococcus onnurineus Cas10

open access: yesFEBS Open Bio, EarlyView.
Isolated Thermococcus onnurineus Cas10 generates the noncanonical ATP‐derived product AMP‐O‐Tris while in Tris‐containing buffer as identified via mass spectrometry, revealing relaxed nucleophile selectivity under isolated conditions. These findings suggest that multiprotein Csm complex assembly restricts Cas10 reactivity toward canonical cyclic ...
Su‐Jin Lee   +6 more
wiley   +1 more source

Antiviral activity of mycosynthesized silver nanoparticles against herpes simplex virus and human parainfluenza virus type 3

open access: yesInternational Journal of Nanomedicine, 2013
Swapnil Gaikwad,1 Avinash Ingle,1 Aniket Gade,1 Mahendra Rai,1 Annarita Falanga,3 Novella Incoronato,2 Luigi Russo,2 Stefania Galdiero,3 Massimilano Galdiero2 1Department of Biotechnology, Sant Gadge Baba Amravati University, Amravati, Maharashtra, India;
Gaikwad S   +8 more
doaj  

The Antiviral Activity of Trifluoromethylthiolane Derivatives

open access: yesChemistry Proceedings, 2022
The search for new antiviral agents is an important task today. The aim of this study was to elucidate the impact of trifluoromethylthiolane derivatives on herpetic and adenoviral infections.
Liubov Artiukh   +4 more
doaj   +1 more source

G-quadruplexes and G-quadruplex ligands: targets and tools in antiviral therapy [PDF]

open access: yes, 2018
G-quadruplexes (G4s) are non-canonical nucleic acids secondary structures that form within guanine-rich strands of regulatory genomic regions. G4s have been extensively described in the human genome, especially in telomeres and oncogene promoters; in ...
Richter, Sara N, Ruggiero, Emanuela
core   +1 more source

Identifying transcription factors controlling the basal expression of human MRP4 highlights a substantial role for Sp1

open access: yesFEBS Open Bio, EarlyView.
The MRP4 transporter exports several drugs and signaling molecules. Here, we identified key promoter elements regulating basal MRP4 expression. Using reporter assays, we defined a conserved region with essential Sp1 and contributory Ets sites, which controlled basal MRP4 expression.
Debora Singer   +7 more
wiley   +1 more source

From actually toxic to highly specific – novel drugs against poxviruses [PDF]

open access: yes, 2007
The potential use of variola virus, the causative agent of smallpox, as a bioweapon and the endemic presence of monkeypox virus in Africa demonstrate the need for better therapies for orthopoxvirus infections. Chemotherapeutic approaches to control viral
Sliva, Katja, Schnierle, Barbara
core   +2 more sources

Unraveling the Molecular Mechanisms of Glioma Recurrence: A Study Integrating Single‐Cell and Spatial Transcriptomics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Glioma recurrence severely impacts patient prognosis, with current treatments showing limited efficacy. Traditional methods struggle to analyze recurrence mechanisms due to challenges in assessing tumor heterogeneity, spatial dynamics, and gene networks.
Lei Qiu   +10 more
wiley   +1 more source

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