Results 71 to 80 of about 8,406 (222)

Optimizing (Bio) Catalysis with Liquid‐Liquid Phase Separation Systems

open access: yesChemSystemsChem, Volume 7, Issue 6, November 2025.
This review highlights how LLPS creates membraneless compartments involved in different scenarios in nature. It further explores different examples that focus on the development of synthetic coacervates that enhance catalytic efficiency by concentrating reactants, or by the direct influence of the coacervates building blocks themselves.
David Q. P. Reis   +4 more
wiley   +1 more source

Ribozymes [PDF]

open access: yes, 2009
Ribozimi su katalitičke molekule koje moraju biti savijene u visoko uređene tercijarne strukture, kao što to proteini rade da bi obavljali svoje funkcije. Glavni cilj je dovesti nukleofil i izrezujući fosfat u blizinu i aktivirati ih.
Zoko, Nikolina
core   +2 more sources

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, Volume 599, Issue 19, Page 2706-2717, October 2025.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Recent Applications of Mesoporous Silica Nanoparticles in Gene Therapy

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 26, October 7, 2025.
The review summarizes the synthesis of mesoporous silica nanoparticles (MSNs) with modifiable surface properties, functionalization strategies, mechanism of therapeutic payload release, and current applications in gene therapy, focusing on their capabilities in the targeted delivery of therapeutic nucleic acids, CRISPR‐Cas systems, and other genetic ...
Tamanna Binte Huq   +4 more
wiley   +1 more source

Electrochemical Biosensors for Cancer Biomarker Detection: Basic Concept, Design Strategy and Cutting‐Edge Development

open access: yesElectrochemical Science Advances, Volume 5, Issue 5, October 2025.
ABSTRACT Cancer is a result of uncontrolled cell growth with the potential to damage or spread to another part of the body. It is the deadliest disease in the world; therefore, rapid and sensitive detection is essential to fight it. In the past few decades, many diagnosis tools have been developed to detect cancer and monitor therapy progress.
Md Mobarok Karim, Tahera Lasker
wiley   +1 more source

Distribution of graph-distances in Boltzmann ensembles of RNA secondary structures [PDF]

open access: yes, 2013
Large RNA molecules often carry multiple functional domains whose spatial arrangement is an important determinant of their function. Pre-mRNA splicing, furthermore, relies on the spatial proximity of the splice junctions that can be separated by very ...
A. Kobitski   +26 more
core   +1 more source

Therapeutic Oligonucleotides for Neurodegenerative Diseases: Aptamer Strategies and Clay Nanoparticle‐Based Delivery

open access: yesThe Chemical Record, Volume 25, Issue 10, October 2025.
This review explores aptamers as therapeutic oligonucleotides targeting neurodegenerative diseases, including Alzheimer's, Parkinson's, and Huntington's, with a focus on G‐quadruplex‐forming sequences. It discusses chemical modifications that enhance aptamer stability and function, alongside the use of clay nanoparticles, such as halloysite nanotubes ...
Valentina Arciuolo   +9 more
wiley   +1 more source

Translocation of structured polynucleotides through nanopores

open access: yes, 2004
We investigate theoretically the translocation of structured RNA/DNA molecules through narrow pores which allow single but not double strands to pass. The unzipping of basepaired regions within the molecules presents significant kinetic barriers for the ...
Akeson M   +20 more
core   +1 more source

RNA self-splicing by engineered hairpin ribozyme variants. [PDF]

open access: yesNucleic Acids Res, 2022
Hieronymus R, Zhu J, Müller S.
europepmc   +1 more source

Investigation of the pKa of the Nucleophilic O2' of the Hairpin Ribozyme. [PDF]

open access: yesJ Phys Chem B, 2021
Veenis AJ   +4 more
europepmc   +1 more source

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