Search Results - "Wilhelmsson, L Marcus"
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Synthesis and Photophysical Characterization of a pH‐Sensitive Quadracyclic Uridine (qU) Analogue
Published in Chemistry : a European journal (25-03-2024)“…Fluorescent base analogues (FBAs) have become useful tools for applications in biophysical chemistry, chemical biology, live‐cell imaging, and RNA…”
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Advances in Quantitative FRET-Based Methods for Studying Nucleic Acids
Published in Chembiochem : a European journal of chemical biology (24-09-2012)“…Förster resonance energy transfer (FRET) is a powerful tool for monitoring molecular distances and interactions at the nanoscale level. The strong dependence…”
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Exploring the conformational dynamics of the SARS-CoV-2 SL4 hairpin by combining optical tweezers and base analogues
Published in Nanoscale (03-01-2024)“…The parasitic nature of the SARS-CoV-2 virus demands selective packaging of its RNA genome (gRNA) from the abundance of other nucleic acids present in infected…”
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Metabolic RNA labeling in non-engineered cells following spontaneous uptake of fluorescent nucleoside phosphate analogues
Published in Nucleic acids research (20-08-2024)“…RNA and its building blocks play central roles in biology and have become increasingly important as therapeutic agents and targets. Hence, probing and…”
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Fluorescent base analogues in gapmers enable stealth labeling of antisense oligonucleotide therapeutics
Published in Scientific reports (31-05-2021)“…To expand the antisense oligonucleotide (ASO) fluorescence labeling toolbox beyond covalent conjugation of external dyes ( e.g. ATTO-, Alexa Fluor-, or cyanine…”
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Flexibility and Preorganization of Fluorescent Nucleobase-Pyrene Conjugates Control DNA and RNA Recognition
Published in Molecules (Basel, Switzerland) (07-05-2020)“…We synthesized a new amino acid-fluorescent nucleobase derivative (qAN1-AA) and from it two new fluorescent nucleobase-fluorophore (pyrene) conjugates, whereby…”
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Complex Conformational Dynamics of the Heart Failure-Associated Pre-miRNA-377 Hairpin Revealed by Single-Molecule Optical Tweezers
Published in International journal of molecular sciences (20-08-2021)“…Pre-miRNA-377 is a hairpin-shaped regulatory RNA associated with heart failure. Here, we use single-molecule optical tweezers to unzip pre-miRNA-377 and study…”
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Mammalian transcription factor A is a core component of the mitochondrial transcription machinery
Published in Proceedings of the National Academy of Sciences - PNAS (09-10-2012)“…Transcription factor A (TFAM) functions as a DNA packaging factor in mammalian mitochondria. TFAM also binds sequence-specifically to sites immediately…”
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HnRNPK maintains single strand RNA through controlling double-strand RNA in mammalian cells
Published in Nature communications (29-08-2022)“…Although antisense transcription is a widespread event in the mammalian genome, double-stranded RNA (dsRNA) formation between sense and antisense transcripts…”
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10
Interbase-FRET binding assay for pre-microRNAs
Published in Scientific reports (30-04-2021)“…The aberrant expression of microRNAs (miRs) has been linked to several human diseases. A promising approach for targeting these anomalies is the use of…”
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Template-Directed Oligonucleotide Strand Ligation, Covalent Intramolecular DNA Circularization and Catenation Using Click Chemistry
Published in Journal of the American Chemical Society (30-05-2007)“…The copper-catalyzed azide−alkyne cycloaddition reaction has been used for the template-mediated chemical ligation of two oligonucleotide strands, one with a…”
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12
Interbase FRET in RNA: from A to Z
Published in Nucleic acids research (04-11-2019)“…Abstract Interbase FRET can reveal highly detailed information about distance, orientation and dynamics in nucleic acids, complementing the existing structure…”
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Getting DNA and RNA out of the dark with 2CNqA: a bright adenine analogue and interbase FRET donor
Published in Nucleic acids research (20-08-2020)“…Abstract With the central role of nucleic acids there is a need for development of fluorophores that facilitate the visualization of processes involving…”
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Fluorescent nucleobase analogues for base-base FRET in nucleic acids: synthesis, photophysics and applications
Published in Beilstein journal of organic chemistry (2018)“…Förster resonance energy transfer (FRET) between a donor nucleobase analogue and an acceptor nucleobase analogue, base-base FRET, works as a spectroscopic…”
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15
Fluorescent RNA cytosine analogue – an internal probe for detailed structure and dynamics investigations
Published in Scientific reports (24-05-2017)“…The bright fluorescent cytosine analogue tC O stands out among fluorescent bases due to its virtually unquenched fluorescence emission in duplex DNA. However,…”
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FRETmatrix: a general methodology for the simulation and analysis of FRET in nucleic acids
Published in Nucleic acids research (01-01-2013)“…Förster resonance energy transfer (FRET) is a technique commonly used to unravel the structure and conformational changes of biomolecules being vital for all…”
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Characterization and use of an unprecedentedly bright and structurally non-perturbing fluorescent DNA base analogue
Published in Nucleic acids research (01-01-2008)“…This article presents the first evidence that the DNA base analogue 1,3-diaza-2-oxophenoxazine, tCO, is highly fluorescent, both as free nucleoside and…”
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Pentacyclic adenine: a versatile and exceptionally bright fluorescent DNA base analogue
Published in Chemical science (Cambridge) (2018)“…Emissive base analogs are powerful tools for probing nucleic acids at the molecular level. Herein we describe the development and thorough characterization of…”
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Synthesis, oligonucleotide incorporation and fluorescence properties in DNA of a bicyclic thymine analogue
Published in Scientific reports (18-09-2018)“…Fluorescent base analogues (FBAs) have emerged as a powerful class of molecular reporters of location and environment for nucleic acids. In our overall mission…”
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Development of bright fluorescent quadracyclic adenine analogues: TDDFT-calculation supported rational design
Published in Scientific reports (31-07-2015)“…Fluorescent base analogues (FBAs) comprise a family of increasingly important molecules for the investigation of nucleic acid structure and dynamics. We…”
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