Solution NMR methods for structural and thermodynamic investigation of nanoparticle adsorption equilibria

Y An, SL Sedinkin, V Venditti - Nanoscale Advances, 2022 - pubs.rsc.org
Characterization of dynamic processes occurring at the nanoparticle (NP) surface is crucial
for developing new and more efficient NP catalysts and materials. Thus, a vast amount of …

Primordial bioenergy sources: The two facets of adenosine triphosphate

JC Fontecilla-Camps - Journal of Inorganic Biochemistry, 2021 - Elsevier
Life requires energy to exist, to reproduce and to survive. Two major hypotheses have been
put forward concerning the source of this energy at the very early stages of life evolution:(i) …

Modified gold nanoparticles to overcome the chemoresistance to gemcitabine in mutant p53 cancer cells

E García-Garrido, M Cordani, Á Somoza - Pharmaceutics, 2021 - mdpi.com
Mutant p53 proteins result from missense mutations in the TP53 gene, the most mutated in
human cancer, and have been described to contribute to cancer initiation and progression …

Kinetics and mechanism of plasmon-driven dehalogenation reaction of brominated purine nucleobases on Ag and Au

A Dutta, R Schürmann, S Kogikoski Jr… - ACS …, 2021 - ACS Publications
Plasmon-driven photocatalysis is an emerging and promising application of noble metal
nanoparticles (NPs). An understanding of the fundamental aspects of plasmon interaction …

SERS, XPS and DFT study of xanthine adsorbed on citrate-stabilized gold nanoparticles

S Caporali, F Muniz-Miranda, A Pedone… - Sensors, 2019 - mdpi.com
We have studied the adsorption of xanthine, a nucleobase present in human tissue and
fluids that is involved in important metabolic processes, on citrate-reduced gold colloidal …

Purine-blended nanofiber woven flexible nanomats for SERS-based analyte detection

RK Saravanan, TK Naqvi, S Patil, PK Dwivedi… - Chemical …, 2020 - pubs.rsc.org
Flexible and free-standing polymeric fibers, coupled with metal nanoparticles, present an
excellent opportunity for highly sensitive surface-enhanced Raman scattering (SERS) …

The controversial orientation of adenine on gold and silver

SG Harroun - ChemPhysChem, 2018 - Wiley Online Library
In which orientation does adenine adsorb on gold and silver surfaces? This question has
been a matter of debate for over 30 years. Since the dawn of surface‐enhanced Raman …

Metal nanoparticle alters adenine induced charge transfer kinetics of vitamin K3 in magnetic field

RK Behera, A Sau, L Mishra, S Mondal, K Bera… - Scientific Reports, 2020 - nature.com
In this article, we highlight the alterations in the photoinduced electron transfer (ET) and
hydrogen atom transfer (HAT) pathways between an anti-tumor drug vitamin-K3 (MQ) and a …

A combined MD/QM study on the sensing mechanism of Pb2+ by glutathione functionalized gold nanoparticles

M Khavani, M Izadyar, MR Housaindokht - Journal of Molecular Liquids, 2019 - Elsevier
Selective determination and detection of Pb 2+ in the environment is of importance. Pure
and functionalized gold nanoparticles (AuNPs) have an interesting ability for selective …

The mechanism of the adsorption of dsDNA on citrate-stabilized gold nanoparticles and a colorimetric and visual method for detecting the V600E point mutation of the …

Z Liu, M Hettihewa, Y Shu, C Zhou, Q Wan, L Liu - Microchimica Acta, 2018 - Springer
A study is presented on the binding kinetics and mechanism of the adsorption of dsDNA on
citrate-capped gold nanoparticles (AuNPs). Methods include fluorescence titration …