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Introduction to bioanalytical sensors for real-world applications

Anal. Methods, 2021, 13,1776-1777
DOI: 10.1039/D1AY90015C, Editorial
Charles Mace, Aoife Morrin, Rebecca Whelan
Charles Mace, Aoife Morrin and Rebecca Whelan introduce this Analytical Methods themed issue on bioanalytical sensors for real-world applications.
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Recent progress in natural product-based inhibitor screening with enzymatic fluorescent probes

Anal. Methods, 2021, 13,1778-1787
DOI: 10.1039/D1AY00245G, Minireview
Yi Chen
In this mini review, small-molecule based enzymatic fluorescent probes for natural inhibitor screening has been discussed, which includes the construction and sensing mechanisms of developed probes and their applications in inhibitor screening.
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A bifunctional fluorescent probe for sensing of Al3+ and H2S

Anal. Methods, 2021, Advance Article
DOI: 10.1039/D1AY00096A, Paper
Ziao Zong, Jing Wang, Yidong Bin, Yanliu Wu, Guimei Huang
Compound L was developed from salicylaldoxime and 4-aminobenzamide. L displayed AIE characteristics in the solid state due to a unique dimer formation by intermolecular hydrogen bonds. L could also act as a bifunctional fluorescence probe for Al3+ and H2S.
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TiO2 nanotube arrays decorated with BiOBr nanosheets by the SILAR method for photoelectrochemical sensing of H2O2

Anal. Methods, 2021, 13,1803-1809
DOI: 10.1039/D1AY00021G, Paper
Mingqing Li, Li Li, Boya Li, Liying Zhai, Baohui Wang
Based on a two-step anodic oxidation method and successive ionic layer adsorption (SILAR) method, a TiO2 nanotube array (TNT) PEC sensor modified with BiOBr nanosheets was constructed.
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Quantification of a mercapturate metabolite of the biocides methylisothiazolinone and chloromethylisothiazolinone (“M-12”) in human urine using online-SPE-LC/MS/MS

Anal. Methods, 2021, 13,1847-1856
DOI: 10.1039/D1AY00183C, Paper
Thomas Schettgen, Jens Bertram, Till Weber, Thomas Kraus, Marike Kolossa-Gehring
A first report on a urinary mercapturate metabolite of the biocides methylisothiazolinone and chloromethylisothiazolinone in urine samples of the general population.
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Tuning optical properties of nitrogen-doped carbon dots through fluorescence resonance energy transfer using Rhodamine B for the ratiometric sensing of mercury ions

Anal. Methods, 2021, 13,1857-1865
DOI: 10.1039/D1AY00068C, Paper
A. Muthurasu, V. Ganesh
Fluorescence emission of a bright blue emitting nitrogen doped carbon dots (N-CDs) is altered with Rhodamine B (RhB) using FRET to yield blue, violet, pink, orange and red emission colors that are explored for the selective sensing of mercury ions.
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Rapid, highly sensitive and quantitative detection of interleukin 6 based on SERS magnetic immunoassay

Anal. Methods, 2021, 13,1823-1831
DOI: 10.1039/D0AY02304C, Paper
Xiaomei Wang, Li Ma, Shijiao Sun, Tingwei Liu, Hao Zhou, Xinghui Liu, Ming Guan
We have developed a SERS magnetic immunoassay method based on the principle of sandwich method for rapid and quantitative detection of IL-6. The developed SERS method has the advantages of high sensitivity and detection time is only 15 min.
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Development of a chemiluminescence immunoassay for detection of tenuazonic acid mycotoxin in fruit juices with a specific camel polyclonal antibody

Anal. Methods, 2021, 13,1795-1802
DOI: 10.1039/D1AY00200G, Paper
Feng Wang, De-Bin Wan, Yu-Dong Shen, Yuan-Xin Tian, Zhi-Li Xiao, Zhen-Lin Xu, Jin-Yi Yang, Yuan-Ming Sun, Bruce D. Hammock, Hong Wang
A rationally designed hapten with computer-assisted modeling was applied for generation of specific camel polyclonal antibody against TeA mycotoxin, and a sensitive chemiluminescence immunoassay was developed for TeA detection in fruit juices.
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A fluorescent aptasensor based on berberine for ultrasensitive detection of bisphenol A in tap water

Anal. Methods, 2021, 13,1816-1822
DOI: 10.1039/D1AY00180A, Paper
Yuxin Wei, Yangyang Zhou, Yanli Wei, Chuan Dong, Li Wang
A label-free fluorescence sensing system for ultrasensitive detection of bisphenol A in tap water was developed employing BPA-aptamer as the sensitive unit and berberine as the fluorescent messenger.
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The exploitation of thermophile resources in hot springs: fluorescent carbon dots derived from Ureibacillus thermosphaericus for multicolour cellular imaging and selectivity detection of heavy metals

Anal. Methods, 2021, 13,1810-1815
DOI: 10.1039/D0AY02213F, Paper
Bin Wang, Yang Ji, Yonghua Xia, Kunhao Qin, Bo Li
The schematic of the synthetic route for fluorescent CDs-HS18 and the applications in the bioimaging and detection of Cr6+.
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