Evidence map›Paper›PMID 31848349›Full record

ArticleNature communications2019

Guanidinocalix[5]arene for sensitive fluorescence detection and magnetic removal of perfluorinated pollutants.

Zhe Zheng, Huijuan Yu, Wen-Chao Geng, Xin-Yue Hu, Yu-Ying Wang, Zhihao Li, Yuefei Wang, Dong-Sheng Guo

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

38 citing papers in PubMed.

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  6. Superacid-resistant macrocyclic BODIPYs.Nature communications · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Zhe ZhengCollege of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Key Laboratory of Functional Polymer Materials (Ministry of Education), Nankai University, Tianjin, 300071, China.
Huijuan YuInstitute of Traditional Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin, 301617, China.
Wen-Chao GengCollege of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Key Laboratory of Functional Polymer Materials (Ministry of Education), Nankai University, Tianjin, 300071, China.
Xin-Yue HuCollege of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Key Laboratory of Functional Polymer Materials (Ministry of Education), Nankai University, Tianjin, 300071, China.
Yu-Ying WangCollege of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Key Laboratory of Functional Polymer Materials (Ministry of Education), Nankai University, Tianjin, 300071, China.
Zhihao LiCollege of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Key Laboratory of Functional Polymer Materials (Ministry of Education), Nankai University, Tianjin, 300071, China.
Yuefei WangInstitute of Traditional Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin, 301617, China.
Dong-Sheng GuoCollege of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Key Laboratory of Functional Polymer Materials (Ministry of Education), Nankai University, Tianjin, 300071, China. dshguo@nankai.edu.cn.ORCID http://orcid.org/0000-0002-0765-5427

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Perfluorinated alkyl substances, such as perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA), are toxic materials that are known to globally contaminate water, air, and soil resources. Strategies for the simultaneous detection and removal of these compounds are desired to address this emerging health and environmental issue. Herein, we develop a type of guanidinocalix[5]arene that can selectively and strongly bind to PFOS and PFOA, which we use to demonstrate the sensitive and quantitative detection of these compounds in contaminated water through a fluorescent indicator displacement assay. Moreover, by co-assembling iron oxide nanoparticle with the amphiphilic guanidinocalix[5]arene, we are able to use simple magnetic absorption and filtration to efficiently remove PFOS and PFOA from contaminated water. This supramolecular approach that uses both molecular recognition and self-assembly of macrocyclic amphiphiles is promising for the detection and remediation of water pollution.

Indexed as

Absorption, PhysicochemicalAlkanesulfonic AcidsCalixarenesCaprylatesEcological Parameter MonitoringEnvironmental PollutionFerric CompoundsFiltrationFluorocarbonsMagnetite NanoparticlesSurface-Active AgentsWaterWater Pollutants, ChemicalWater Pollution, ChemicalAlkanesulfonic AcidsCalixarenesCaprylatesFerric Compoundsferric oxideFluorocarbonsMagnetite Nanoparticlesperfluorooctane sulfonic acidperfluorooctanoic acidSurface-Active AgentsWaterWater Pollutants, Chemical

Identifiers

PMID31848349
PMCPMC6917741

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.