Colorimetric Detection of Hg2+ Based on the Growth of Aptamer-Coated AuNPs: The Effect of Prolonging Aptamer Strands.
Sign Up to like & getrecommendations! Published in 2017 at "Small"
DOI: 10.1002/smll.201603370
Abstract: Herein, a versatile and sensitive colorimetric sensor for Hg2+ based on aptamer-target specific binding and target-mediated growth of AuNPs is reported. The 15 T bases are first designed to detect Hg2+ through T-Hg2+ -T coordination.… read more here.
Keywords: aunp surface; hg2; aptamer strands; hg2 based ... See more keywords
Porous silica and polymer monolith architectures as solid-state optical chemosensors for Hg2+ ions
Sign Up to like & getrecommendations! Published in 2020 at "Analytical and Bioanalytical Chemistry"
DOI: 10.1007/s00216-020-02870-8
Abstract: We demonstrate a simple strategy to concoct a competent solid-state opto-chemosensor for the selective and sensitive visual detection of Hg2+ ions. The sensor fabrication involves the utilization of indigenously prepared mesoporous silica and polymer monoliths… read more here.
Keywords: solid state; state; hg2; probe ... See more keywords
Two novel fluorescent probes based on phenothiazine: synthesis and “naked-eye” colorimetric recognition of Hg2+
Sign Up to like & getrecommendations! Published in 2019 at "Research on Chemical Intermediates"
DOI: 10.1007/s11164-018-03715-x
Abstract: Two novel colorimetric and fluorescent probes 2-(1,3-dithiolanes)-10-ethyl phenothiazine (PHE–Ed) and 2-(1,3-dithianes)-10-ethyl phenothiazine (PHE–Pd) based on phenothiazine were successfully synthesized, and their structure was confirmed by NMR and high resolution mass spectra. Fluorescence investigations revealed that… read more here.
Keywords: hg2; novel fluorescent; based phenothiazine; two novel ... See more keywords
Ru(II) Bipyridyl Complex and TiO2 Nanocomposite Based Biomolecule-free Photoelectrochemical Sensor for Highly Selective Determination of Ultra-trace Hg2+ in Aqueous Systems
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Research in Chinese Universities"
DOI: 10.1007/s40242-019-8392-z
Abstract: A biomolecule-free photoelectrochemical(PEC) probe(denoted as Ru-1) was designed, synthesized and coupled with TiO2 nanoparticles(NPs) for the highly sensitive and selective PEC detection of Hg2+, a model analyte with hypertoxicity to both human health and ecosystem.… read more here.
Keywords: hg2; free photoelectrochemical; biomolecule free; tio2 ... See more keywords
A Smartphone-assisted Paper-based Analytical Device for Fluorescence Assay of Hg2+
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Research in Chinese Universities"
DOI: 10.1007/s40242-019-9234-y
Abstract: Rapid, efficiency and portable detection systems in low-resource settings with limited laboratory equipment and technical expertise are urgently needed. Herein, an integrated platform composed of a paper-based analytical device and a smartphone detection system for… read more here.
Keywords: hg2; smartphone; paper based; fluorescence ... See more keywords
An Ultrasensitive and Selective Probe for Ratiometric Determination and Removal of Hg2+
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Analysis and Testing"
DOI: 10.1007/s41664-017-0011-y
Abstract: New methods are desired not only to quantitatively determine but also effectively remove mercury from environmental sources, because mercury is a highly hazardous and ubiquitous pollutant with bioaccumulative properties. Herein, we developed an ultrasensitive and… read more here.
Keywords: hg2; probe; determination; selective probe ... See more keywords
A double signal amplification-based homogeneous electrochemical sensor built on catalytic hairpin assembly and bisferrocene markers.
Sign Up to like & getrecommendations! Published in 2021 at "Analytical biochemistry"
DOI: 10.1016/j.ab.2021.114140
Abstract: A facile, sensitive and unmodified Hg2+ homogeneous electrochemical sensor based on bisferrocene signal markers and catalytic hairpin self-assembly (CHA) was built on a gold disk electrode. Three hairpin probes were designed, in which thiol was… read more here.
Keywords: hg2; probe; homogeneous electrochemical; hairpin ... See more keywords
Highly sensitive impedimetric biosensor for Hg2+ detection based on manganese porphyrin-decorated DNA network for precipitation polymerization.
Sign Up to like & getrecommendations! Published in 2018 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2018.04.019
Abstract: In this work, a highly sensitive impedimetric biosensor was developed for mercuric ion (Hg2+) detection. The biosensor design was based on Hg2+-triggered exonuclease III (Exo III) cleavage for target recycling and DNAzyme-mediated catalytic for precipitation… read more here.
Keywords: impedimetric biosensor; detection; hg2; dna ... See more keywords
A FRET ratiometric fluorescent probe for detection of Hg2+ based on an imidazo[1,2-a]pyridine-rhodamine system.
Sign Up to like & getrecommendations! Published in 2019 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2019.05.043
Abstract: A novel imidazo[1,2-a]pyridine-rhodamine ratiometric fluorescent probe IP-Hg for Hg2+ based on a fluorescence resonance energy transfer mechanism has been developed. The probe has been proved to show high sensitivity and high selectivity toward Hg2+. Furthermore,… read more here.
Keywords: hg2; imidazo pyridine; fluorescent probe; ratiometric fluorescent ... See more keywords
Development of a two-in-one integrated bioassay for simultaneous and rapid on-site detection of Pb2+ and Hg2+ in water.
Sign Up to like & getrecommendations! Published in 2022 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2021.339397
Abstract: Exposure to heavy metal pollution represents a serious health risk and requires rapid, sensitive, and accurate detection to protect human health. However, the existing methods had various limitations for simultaneous detection of heavy metals. Herein,… read more here.
Keywords: detection; one integrated; hg2; pb2 ... See more keywords
Engineered cells for selective detection and remediation of Hg2+ based on transcription factor MerR regulated cell surface displayed systems
Sign Up to like & getrecommendations! Published in 2019 at "Biochemical Engineering Journal"
DOI: 10.1016/j.bej.2019.107289
Abstract: Abstract Mercury pollution has been one of the most serious environmental problems today. The detection and remediation of mercury contamination are of special concern due to its nondegradable nature, bioaccumulation effect, and significant toxicity. In… read more here.
Keywords: hg2; cell surface; detection; detection remediation ... See more keywords