Results 121 to 130 of about 14,400 (274)

Recent Advances in Biosensors Based on Hybridization Chain Reaction and Silver Nanoclusters

open access: yesSmall Methods, Volume 9, Issue 4, April 22, 2025.
This review explores the integration of hybridization chain reaction (HCR) with silver nanoclusters (AgNCs) to form hybrid HCR‐AgNCs biosensors, highlighting advancements in their design, performance, and practical applications. It covers recent innovations, methodological improvements, and the potential of HCR‐AgNCs systems as detectors across various
Zheng Wei Wong, Siu Yee New
wiley   +1 more source

Stacks in canonical RNA pseudoknot structures [PDF]

open access: yesMathematical Biosciences, 2009
In this paper we study the distribution of stacks in $k$-noncrossing, $ $-canonical RNA pseudoknot structures ($ $-structures). An RNA structure is called $k$-noncrossing if it has no more than $k-1$ mutually crossing arcs and $ $-canonical if each arc is contained in a stack of length at least $ $.
Hillary S. W. Han, Christian M. Reidys
openaire   +4 more sources

Isotopy and Homotopy Invariants of Classical and Virtual Pseudoknots [PDF]

open access: yesarXiv, 2013
Pseudodiagrams are knot or link diagrams where some of the crossing information is missing. Pseudoknots are equivalence classes of pseudodiagrams, where equivalence is generated by a natural set of Reidemeister moves. In this paper, we introduce a Gauss-diagrammatic theory for pseudoknots which gives rise to the notion of a virtual pseudoknot.
arxiv  

Inhibition of Hepatitis C Virus in Mice by a Small Interfering RNA Targeting a Highly Conserved Sequence in Viral IRES Pseudoknot

open access: yesPLoS ONE, 2016
The hepatitis C virus (HCV) internal ribosome entry site (IRES) that directs cap-independent viral translation is a primary target for small interfering RNA (siRNA)-based HCV antiviral therapy. However, identification of potent siRNAs against HCV IRES by
Jae-Su Moon   +9 more
semanticscholar   +1 more source

Prime Editing: A Revolutionary Technology for Precise Treatment of Genetic Disorders

open access: yesCell Proliferation, Volume 58, Issue 4, April 2025.
This review outlines the latest research advancements in prime editing technology, delivery strategies, and the challenges that must be addressed to fully realize its therapeutic potential, emphasizing the high potential of prime editing in the remission or cure of genetic diseases. ABSTRACT Genetic diseases have long posed significant challenges, with
Mengyao Li, Yi Lin, Qiang Cheng, Tuo Wei
wiley   +1 more source

Potential biological roles of exosomal non‐coding RNAs in breast cancer

open access: yesThe FASEB Journal, Volume 39, Issue 6, 31 March 2025.
ncRNAs are enriched in exosomes and play a critical role in regulating cell proliferation, metastasis, drug resistance, and angiogenesis in BC. Consequently, exosomal ncRNAs have emerged as a promising therapeutic targets for BC treatment, given their involvement in multiple processes of cancer progression.
Xiang Li   +5 more
wiley   +1 more source

Mechanical unfolding kinetics of the SRV-1 gag-pro mRNA pseudoknot: possible implications for −1 ribosomal frameshifting stimulation

open access: yesScientific Reports, 2016
Minus-one ribosomal frameshifting is a translational recoding mechanism widely utilized by many RNA viruses to generate accurate ratios of structural and catalytic proteins. An RNA pseudoknot structure located in the overlapping region of the gag and pro
Zhensheng Zhong   +8 more
semanticscholar   +1 more source

SARS RNA pseudoknot [PDF]

open access: yesScience-Business eXchange, 2011
In vitro studies identified an RNA-binding ligand that could help treat SARS-associated coronavirus infection.
openaire   +1 more source

A conserved predicted pseudoknot in the NS2A-encoding sequence of West Nile and Japanese encephalitis flaviviruses suggests NS1' may derive from ribosomal frameshifting

open access: yesVirology Journal, 2009
Japanese encephalitis, West Nile, Usutu and Murray Valley encephalitis viruses form a tight subgroup within the larger Flavivirus genus. These viruses utilize a single-polyprotein expression strategy, resulting in ~10 mature proteins.
Atkins John F, Firth Andrew E
doaj   +1 more source

The DEAH-box Helicase Dhr1 Dissociates U3 from the Pre-rRNA to Promote Formation of the Central Pseudoknot

open access: yesPLoS Biology, 2015
In eukaryotes, the highly conserved U3 small nucleolar RNA (snoRNA) base-pairs to multiple sites in the pre-ribosomal RNA (pre-rRNA) to promote early cleavage and folding events.
Richa Sardana   +9 more
semanticscholar   +1 more source

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