Arrays of graphene-quantum dots-supported DNA oligonucleotides as self-indicating porphyrin carriers

AR Monteiro, CIV Ramos, S Fateixa… - New Journal of …, 2023 - pubs.rsc.org
The functionalization of deoxyribonucleic acid (DNA) with nanomaterials is a promising
strategy to optimize the loading and efficiency of drugs in targeted clinical therapies. Herein …

Daunomycin delivery by ultrasmall graphene quantum dots to DNA duplexes: Understanding the dynamics by resonance energy transfer

R Sinha, P Purkayastha - Journal of Materials Chemistry B, 2020 - pubs.rsc.org
Daunomycin (DN) is a natural product isolated from Streptomyces and it is widely used as a
chemotherapeutic medication because of its antitumour properties. It is an anthracycline …

Polyvalent DNA–graphene nanosheets “click” conjugates

Z Wang, Z Ge, X Zheng, N Chen, C Peng, C Fan… - Nanoscale, 2012 - pubs.rsc.org
Graphene is an increasingly important nanomaterial exhibiting great promise in the area of
nanotechnology. In this study, the azide-functionalized graphene derivative was synthesized …

Nanoporphyrin/CdTe quantum dots: A robust tool for effective differentiation among DNA structures

Y Fan, M Yu, Y Xu, Q Wang, Y Hu, HY Fu… - Sensors and Actuators B …, 2019 - Elsevier
In this study, a novel “off–on” sensor based on water-soluble fluorescent CdTe quantum dots
(QDs) was established for the analysis of interactions between nano-5, 10, 15, 20-tetrakis (4 …

[HTML][HTML] Graphene Quantum Dots and Phthalocyanines Turn-OFF-ON Photoluminescence Nanosensor for ds-DNA

AM Santiago, CIM Santos, LMO Lourenço, IFA Mariz… - Nanomaterials, 2022 - mdpi.com
Supramolecular hybrids of graphene quantum dots (GQDs) and phthalocyanine (Pc) dyes
were studied as turn-OFF-ON photoluminescence nanosensors for detection of ds-DNA. Pcs …

DNA-functionalized quantum dots: fabrication, structural, and physicochemical properties

D Sun, O Gang - Langmuir, 2013 - ACS Publications
We have systematically investigated the effect of physicochemical conditions, such as pH,
salt concentration, and DNA/nanoparticle ratio, on the chemical conjugation process and …

[HTML][HTML] A smart nanovector for cancer targeted drug delivery based on graphene quantum dots

D Iannazzo, A Pistone, C Celesti, C Triolo, S Patané… - Nanomaterials, 2019 - mdpi.com
Graphene quantum dots (GQD), the new generation members of graphene-family, have
shown promising applications in anticancer therapy. In this study, we report the synthesis of …

Graphene oxide/nucleic-acid-stabilized silver nanoclusters: functional hybrid materials for optical aptamer sensing and multiplexed analysis of pathogenic DNAs

X Liu, F Wang, R Aizen, O Yehezkeli… - Journal of the American …, 2013 - ACS Publications
Hybrid systems consisting of nucleic-acid-functionalized silver nanoclusters (AgNCs) and
graphene oxide (GO) are used for the development of fluorescent DNA sensors and …

[HTML][HTML] Enhancing cell nucleus accumulation and DNA cleavage activity of anti-cancer drug via graphene quantum dots

C Wang, C Wu, X Zhou, T Han, X Xin, J Wu, J Zhang… - Scientific reports, 2013 - nature.com
Graphene quantum dots (GQDs) maintain the intrinsic layered structural motif of graphene
but with smaller lateral size and abundant periphery carboxylic groups and are more …

ATP-responsive DNA-graphene hybrid nanoaggregates for anticancer drug delivery

R Mo, T Jiang, W Sun, Z Gu - Biomaterials, 2015 - Elsevier
Stimuli-triggered drug delivery systems are primarily focused on the applications of the
tumor microenvironmental or cellular physiological cues to enhance the release of drugs at …