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  1. Article

    Aptamers as Recognition Elements for Electrochemical Detection of Exosomes

    Exosome analysis is emerging as an attractive noninvasive approach for disease diagnosis and treatment monitoring in the field of liquid biopsy. Aptamer is considered as a promising molecular probe for exosome...

    Kaili Chang, Peng Sun, **n Dong, Chunnan Zhu… in Chemical Research in Chinese Universities (2022)

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    Article

    Concordance analysis of diatom types and patterns in lung tissue and drowning medium in laboratory animal model

    Diatom test has been widely used in the diagnosis of drowning and inferring the drowning site. One of the issues is whether the concordance of the diatom types and patterns between the drowning victim’s organs...

    Yukun Du, **gjian Liu, Qi Li, Huan Li… in International Journal of Legal Medicine (2022)

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    Article

    Automated diatom searching in the digital scanning electron microscopy images of drowning cases using the deep neural networks

    Forensic diatom test has been widely accepted as a way of providing supportive evidences in the diagnosis of drowning. The current workflow is primarily based on the observation of diatoms by forensic patholog...

    Weimin Yu, Ye Xue, Rob Knoops, Danyuan Yu… in International Journal of Legal Medicine (2021)

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    Article

    A nanocomposite consisting of etched multiwalled carbon nanotubes, amino-modified metal-organic framework UiO-66 and polyaniline for preconcentration of polycyclic aromatic hydrocarbons prior to their determination by HPLC

    A polyaniline composite doped with etched multi-walled carbon nanotubes and UiO-66-NH2 was prepared by electropolymerization. It was used as a sorbent to extract the polycyclic aromatic hydrocarbons (PAHs) phenan...

    Jianxiong Chen, Birong Zhang, Xue** Dang, Dongyun Zheng, Youhong Ai… in Microchimica Acta (2020)

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    Article

    Sensing nitric oxide with a carbon nanofiber paste electrode modified with a CTAB and nafion composite

    We describe an electrochemical sensor for nitric oxide that was obtained by modifying the surface of a nanofiber carbon paste microelectrode with a film composed of hexadecyl trimethylammonium bromide and nafi...

    Dongyun Zheng, **aojun Liu, Shanying Zhu, Huimin Cao, Yaguang Chen… in Microchimica Acta (2015)

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    Article

    Sensing of nitric oxide using a glassy carbon electrode modified with an electrocatalytic film composed of dihexadecyl hydrogen phosphate, platinum nanoparticles, and acetylene black

    Platinum nanoparticles were electrodeposited onto a film of dihexadecyl hydrogen phosphate deposited on a glassy carbon electrode (GCE) and modified with dispersed acetylene black. Scanning electron microscopy...

    Dongyun Zheng, **aojun Liu, Dao Zhou, Shengshui Hu in Microchimica Acta (2012)

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    Article

    Direct electrochemistry and electrocatalysis of nitrite based on nano-alumina-modified electrode

    Simple and sensitive electrochemical method for the determination of nitrite, based on a nano-alumina-modified glassy carbon electrode (GCE), is described. Nitrite yields a well-defined oxidation peak whose po...

    Qiong He, Tian Gan, Dongyun Zheng, ShengShui Hu in Journal of Solid State Electrochemistry (2010)

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    Article

    Development and application of a nano-alumina based nitric oxide sensor

    A novel sensor is described for the sensitive determination of nitric oxide (NO) based on a nano-alumina (nano-Al2O3) modified glassy carbon electrode. Cyclic voltammetry, chronocoulometry and linear sweep voltam...

    Qiong He, Dongyun Zheng, Shengshui Hu in Microchimica Acta (2009)