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Bioinspired Peptide for Imaging Hg2+ Distribution in Living Cells and Zebrafish Based on Coordination-Mediated Supramolecular Assembling

Overview of attention for article published in Analytical Chemistry, July 2018
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Title
Bioinspired Peptide for Imaging Hg2+ Distribution in Living Cells and Zebrafish Based on Coordination-Mediated Supramolecular Assembling
Published in
Analytical Chemistry, July 2018
DOI 10.1021/acs.analchem.8b00059
Pubmed ID
Authors

Shilang Gui, Yanyan Huang, Fang Hu, Yulong Jin, Guanxin Zhang, Deqing Zhang, Rui Zhao

Abstract

Peptides with modular structure provide a tailorable platform for constructing responsive supramolecular assemblies, which are attractive as functional biomaterials and smart sensors. In this work, the feasibility of regulating small peptides assembly with molecular design and metal ion recognition was demonstrated. Tripeptides were designed and found to have diverse response and self-assembly behavior to Hg2+. The incorporation of an aggregation-induced emission fluorophore TPE enabled the visualization of Hg2+ recognition and the assembly phenomenon. A structural analogue (Pep2) to γ-glutathione was identified with high specificity and nanomolar response to Hg2+ both in buffer solution and living cells. Driven by the coordination force and noncovalent intramolecular stacking, assembling of twisted nanofibers from Pep2-TPE and Hg2+ were observed. Benefiting from its biocompatibility, fast and switchable fluorescence response, Pep2-TPE was applied for imaging and monitoring Hg2+ distribution in living cells and zebrafish. With good permeability to plasma membrane and tissues, Pep2-TPE indicated the preferential distribution of Hg2+ in cell nucleoli and brain of zebrafish, which is related with the deleterious effect of inorganic mercury in living biosystems.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 14 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 14 100%

Demographic breakdown

Readers by professional status Count As %
Student > Master 5 36%
Researcher 3 21%
Student > Doctoral Student 2 14%
Professor > Associate Professor 1 7%
Unknown 3 21%
Readers by discipline Count As %
Chemistry 5 36%
Engineering 2 14%
Medicine and Dentistry 1 7%
Biochemistry, Genetics and Molecular Biology 1 7%
Unknown 5 36%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 01 August 2018.
All research outputs
#18,645,475
of 23,098,660 outputs
Outputs from Analytical Chemistry
#22,490
of 26,671 outputs
Outputs of similar age
#253,337
of 329,151 outputs
Outputs of similar age from Analytical Chemistry
#233
of 374 outputs
Altmetric has tracked 23,098,660 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 26,671 research outputs from this source. They receive a mean Attention Score of 4.7. This one is in the 8th percentile – i.e., 8% of its peers scored the same or lower than it.
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We're also able to compare this research output to 374 others from the same source and published within six weeks on either side of this one. This one is in the 8th percentile – i.e., 8% of its contemporaries scored the same or lower than it.