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Article
A colorimetric aptasensor for CA125 determination based on dual catalytic performance of CeO2 nanozyme confined in macroporous silica foam
A portable colorimetric aptasensor was constructed based on the dual catalytic performance of CeO2 nanozyme to determine carbohydrate antigen 125 (CA125). Firstly, CeO2 nanozyme was synthesized by calcination and...
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Article
Novel chemiluminescent imaging microtiter plates for high-throughput detection of multiple serum biomarkers related to Down’s syndrome via soybean peroxidase as label enzyme
Novel chemiluminescent (CL) imaging microtiter plates with high-throughput, low-cost, and simple operation for detection of four biomarkers related to Down’s syndrome screening were developed and evaluated. To...
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Article
Speciation of Inorganic Antimony in Food and Water Samples by Flow Injection On-line Nano γ-Alumina Micro-column Solid-Phase Extraction Coupled with Slotted Tube Atom Trap** Flame Atomic Absorption Spectrometry
Nano γ-alumina, with ultra-high specific surface area (387.2 m2 g−1), has been synthesized and used as a promising adsorbent material in solid-phase extraction. A simple, sensitive, and economic method was develo...
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Article
Simple micro-column with multi-walled carbon nanotubes for on-line preconcentration and determination of lead in natural water by hydride generation atomic fluorescence spectrometry
A flow injection on-line preconcentration system was developed for the determination of lead by hydride generation atomic fluorescence spectrometry (HG-AFS). It is based on a simple micro-column filled with mu...
