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
… -ON photoluminescence nanosensors for detection of ds-DNA. … The photoluminescence of
the GQDs was quenched upon … In the presence of ds-DNA, the Pcs interacted preferentially …

Application of DNA-nanosensor for environmental monitoring: recent advances and perspectives

V Kumar, P Guleria - Current Pollution Reports, 2020 - Springer
… -functionalized nanomaterials have many advantages in terms of DNA sequence-dependent
fluorescence, easy functionalization, wide availability, water solubility, and excellent …

DNA nanosensor based on biocompatible graphene quantum dots and carbon nanotubes

ZS Qian, XY Shan, LJ Chai, JJ Ma, JR Chen… - Biosensors and …, 2014 - Elsevier
… An ultrasensitive nanosensor based on fluorescence resonance energy transfer (FRET) …
and subsequent fluorescence recovery due to liberation of free double-stranded DNA probe was …

A ratiometric nanosensor based on fluorescent carbon dots for label-free and highly selective recognition of DNA

S Huang, L Wang, F Zhu, W Su, J Sheng, C Huang… - RSC Advances, 2015 - pubs.rsc.org
… interferences from background fluorescence, because the ratio of the fluorescence intensities
at … and sensitive fluorescence nanosensor for ratiometric determination of DNA by simple …

QDs-DNA nanosensor for the detection of hepatitis B virus DNA and the single-base mutants

X Wang, X Lou, Y Wang, Q Guo, Z Fang… - Biosensors and …, 2010 - Elsevier
DNA (QDs-DNA) nanosensor based on fluorescence resonance energy transfer (FRET) for
the detection of the target DNA … The proposed one-pot DNA detection method is simple, rapid …

DNA-Capped Silver Nanoflakes as Fluorescent Nanosensor for Highly Sensitive Imaging of Endogenous H2S in Cell Division Cycles

S Xie, T Fu, L He, L Qiu, H Liu, W Tan - Analytical chemistry, 2019 - ACS Publications
… This nanosensor is double-stranded DNA-stabilized AgNFs (… by fluorescence spectra of
AgNF@ds15 nanosensor in … had little effect on fluorescence spectra of the nanosensor, and the …

A SERS/fluorescence dual-mode nanosensor based on the human telomeric G-quadruplex DNA: Application to mercury (II) detection

M Liu, Z Wang, L Pan, Y Cui, Y Liu - Biosensors and Bioelectronics, 2015 - Elsevier
… The sample containing double-stranded DNA (dsDNA)-modified Ag@Au NPs was loaded
into lane 1. The sample of G4-Ag@Au NPs was loaded in lane 2. Lane 3 contains the G4-Ag@…

Sensing DNADNA as nanosensor: a perspective towards nanobiotechnology

R Metzler, T Ambjörnsson - Journal of Computational and …, 2005 - ingentaconnect.com
… Similarly, DNA may be used as a local sensor. Employing single molecule fluorescence
methods, we propose to make use of the physics of DNA denaturation nanoregions to find out …

Quantum dots-fluorescence resonance energy transfer-based nanosensors and their application

M Stanisavljevic, S Krizkova, M Vaculovicova… - Biosensors and …, 2015 - Elsevier
… and application of FRET nanosensors employing QDs are … emission peak, longer
fluorescence lifetime, resistance to … Due to these benefits, QD-FRET-based nanosensors gained …

Fluorescence off–on nanosensor based on MoS2 nanosheets and oligonucleotides for the alternative detection of mercury (II) ions or silver (I) ions

Y Xuan, X Li, C Yan, G Wang - Spectrochimica Acta Part A: Molecular and …, 2023 - Elsevier
… probe adsorbed by MoS 2 nanosheets forms a double stranded DNA with hairpin dsDNA
under the action of Hg 2+ or Ag + , thus constantly detaching from the surface of MoS 2 …