Results 1 to 10 of about 2,973,844 (208)

Discovery of a Reversible Sub-Picomolar Thrombin Inhibitor Using DCC. [PDF]

open access: yesAngew Chem Int Ed Engl
An ultrapotent yet fully reversible trivalent thrombin inhibitor discovered through screening a large dynamic combinatorial library (DCL) of 125 000 members of self‐assembled fragments. The innovative approach leverages size‐exclusion‐based affinity selection, coupled with MALDI‐TOF mass spectrometry readout, enabling the full workflow to be completed ...
Dockerill M, Payne RJ, Winssinger N.
europepmc   +3 more sources

Vitamin B12 as a carrier of peptide nucleic acid (PNA) into bacterial cells [PDF]

open access: yesScientific Reports, 2017
Short modified oligonucleotides targeted at bacterial DNA or RNA could serve as antibacterial agents provided that they are efficiently taken up by bacterial cells. However, the uptake of such oligonucleotides is hindered by the bacterial cell wall.
Marcin Równicki   +6 more
doaj   +2 more sources

DNA-mimic for Specific Surface Functionalization of Zr-MOFs for Bacterial Targeting. [PDF]

open access: yesAngew Chem Int Ed Engl
We introduce phosphotyrosine‐modified PNA as a superior, single‐step post‐synthesis surface coating for PCN‐222. The DNA mimic allows for controlled post‐functionalization with single‐stranded DNA for the attachment of protein moieties for bacterial targeting. ABSTRACT Nanosized metal–organic frameworks (MOFs) are versatile platforms used in biomedical
Scheeder A   +9 more
europepmc   +2 more sources

Sequence-Specific Recognition of Double-Stranded DNA by Peptide Nucleic Acid Forming Double-Duplex Invasion Complex

open access: yesApplied Sciences, 2022
Peptide nucleic acid (PNA) is an analog of natural nucleic acids, where the sugar-phosphate backbone of DNA is replaced by an electrostatically neutral N-(2-aminoethyl)glycine backbone.
Yuichiro Aiba   +2 more
doaj   +1 more source

Visible Light-Induced Templated Metathesis of Peptide–Nucleic Acid Conjugates with a Diselenide Bridge

open access: yesBiomolecules, 2023
The use of template molecules as chemical scaffolds that significantly influence the course of the reaction has recently been intensively studied. Peptide nucleic acids (PNA) are molecules that mimic natural nucleic acids.
Mateusz Waliczek   +4 more
doaj   +1 more source

An Efficient Approach for the Design and Synthesis of Antimicrobial Peptide-Peptide Nucleic Acid Conjugates

open access: yesFrontiers in Chemistry, 2022
Peptide-Peptide Nucleic Acid (PNA) conjugates targeting essential bacterial genes have shown significant potential in developing novel antisense antimicrobials. The majority of efforts in this area are focused on identifying different PNA targets and the
Nitin A. Patil   +12 more
doaj   +1 more source

Inhibition of multidrug resistance by SV40 pseudovirion delivery of an antigene peptide nucleic acid (PNA) in cultured cells. [PDF]

open access: yesPLoS ONE, 2011
Peptide nucleic acid (PNA) is known to bind with extraordinarily high affinity and sequence-specificity to complementary nucleic acid sequences and can be used to suppress gene expression. However, effective delivery into cells is a major obstacle to the
Benjamin Macadangdang   +7 more
doaj   +1 more source

Peptide Nucleic Acids: Applications in Biomedical Sciences

open access: yesMolecules, 2020
The DNA mimic, PNA (peptide nucleic acid), has been with us now for almost 3 decades [...]
Eylon Yavin
doaj   +1 more source

Investigation of the Characteristics of NLS-PNA: Influence of NLS Location on Invasion Efficiency

open access: yesApplied Sciences, 2020
Peptide nucleic acid can recognise sequences in double-stranded DNA (dsDNA) through the formation of a double-duplex invasion complex. This double-duplex invasion is a promising method for the recognition of dsDNA in cellula because peptide nucleic acid (
Yuichiro Aiba   +3 more
doaj   +1 more source

Highly sensitive detection of driver mutations from cytological samples and cfDNA in lung cancer

open access: yesCancer Medicine, 2021
Background Bronchoscopy is a minimally invasive procedure for establishing the diagnosis of lung cancer. It sometimes fails to obtain tissue samples but readily collects cytological samples.
Kazutaka Fujita   +9 more
doaj   +1 more source

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