[HTML][HTML] Base-pair resolution analysis of the effect of supercoiling on DNA flexibility and major groove recognition by triplex-forming oligonucleotides
…, V Velasco-Berrelleza, MM Piperakis… - Nature …, 2021 - nature.com
In the cell, DNA is arranged into highly-organised and topologically-constrained (supercoiled)
structures. It remains unclear how this supercoiling affects the detailed double-helical …
structures. It remains unclear how this supercoiling affects the detailed double-helical …
Divalent Metals and pH Alter Raltegravir Disposition In Vitro
…, M Siccardi, M Murphy, MM Piperakis… - Antimicrobial agents …, 2012 - Am Soc Microbiol
Raltegravir shows marked pharmacokinetic variability in patients, with gastrointestinal pH
and divalent-metal binding being potential factors. We investigated raltegravir solubility, …
and divalent-metal binding being potential factors. We investigated raltegravir solubility, …
Small DNA circles as probes of DNA topology
Small DNA circles can occur in Nature, for example as protein-constrained loops, and can
be synthesized by a number of methods. Such small circles provide tractable systems for the …
be synthesized by a number of methods. Such small circles provide tractable systems for the …
[HTML][HTML] Probing the run-on oligomer of activated SgrAI bound to DNA
S Shah, J Sanchez, A Stewart, MM Piperakis… - PLoS …, 2015 - journals.plos.org
SgrAI is a type II restriction endonuclease with an unusual mechanism of activation involving
run-on oligomerization. The run-on oligomer is formed from complexes of SgrAI bound to …
run-on oligomerization. The run-on oligomer is formed from complexes of SgrAI bound to …
[HTML][HTML] A rapid high-resolution method for resolving DNA topoisomers
LA Mitchenall, RE Hipkin, MM Piperakis, NP Burton… - BMC research …, 2018 - Springer
Objective Agarose gel electrophoresis has been the mainstay technique for the analysis of
DNA samples of moderate size. In addition to separating linear DNA molecules, it can also …
DNA samples of moderate size. In addition to separating linear DNA molecules, it can also …
Effects of pesticides on occupationally exposed humans
SM Piperakis, K Kontogianni, MM Piperakis… - The Scientific World …, 2006 - hindawi.com
Pesticides are known to contain numerous genotoxic compounds; however, genotoxicity
biomonitoring studies of workers occupationally exposed to pesticides have produced variable …
biomonitoring studies of workers occupationally exposed to pesticides have produced variable …
Investigation of the genotoxic effect of pesticides on greenhouse workers' lymphocytes
SM Piperakis, K Kontogianni… - Environmental and …, 2009 - Wiley Online Library
In the present study, the genotoxic effects of commonly applied pesticides were evaluated
using the alkaline comet assay (pH > 13). The amount of DNA damage (% DNA in tail) in …
using the alkaline comet assay (pH > 13). The amount of DNA damage (% DNA in tail) in …
Thermal stabilisation of RNA· RNA duplexes and G-quadruplexes by phosphorothiolate linkages
MM Piperakis, JW Gaynor, J Fisher… - Organic & Biomolecular …, 2013 - pubs.rsc.org
The effect of 3′-S-phosphorothiolate linkages on the stability of RNA·RNA duplexes and G-quadruplex
structures has been studied. 3′-Thio-2′-deoxyuridine was incorporated into …
structures has been studied. 3′-Thio-2′-deoxyuridine was incorporated into …
[PDF][PDF] Combining high-resolution AFM with MD simulations shows that DNA supercoiling induces kinks and defects that enhance flexibility and recognition
…, A Noy, K Main, V Velasco-Berrelleza, MM Piperakis… - bioRxiv, 2019 - researchgate.net
In the cell, DNA is arranged into highly-organised and topologically-constrained (supercoiled)
structures. It remains unclear how this supercoiling affects the double-helical structure of …
structures. It remains unclear how this supercoiling affects the double-helical structure of …
Reverse-direction (5′→ 3′) synthesis of oligonucleotides containing a 3′-S-phosphorothiolate linkage and 3′-terminal 3′-thionucleosides
JW Gaynor, MM Piperakis, J Fisher… - Organic & Biomolecular …, 2010 - pubs.rsc.org
The synthesis of oligodeoxynucleotides containing 3′-thionucleosides has been explored
using a reverse-direction (5′→3′) approach, based on nucleoside monomers which …
using a reverse-direction (5′→3′) approach, based on nucleoside monomers which …