Gold immunochromatographic assay for simultaneous detection of sibutramine and sildenafil in slimming tea and coffee

  • Steven Suryoprabowo
  • Liqiang Liu (刘丽强)
  • Hua Kuang (匡华)
  • Gang Cui (崔钢)
  • Chuanlai Xu (胥传来)Email author



本文建立了一种方便、快速、高特异性的胶体金免疫层析检测方法, 用于同时检测减肥茶和咖啡中的西布曲明(SB)和西地那非(SID). 我们首先制备了胶体金纳米粒子(CG), 然后使之与单抗结合形成CG-mAb, 将CG-mAb与抗原分别喷涂到基板上形成结合垫和检测条带, 其中所需的抗原和抗体均由本实验室制备. 经过条件优化, 该方法在PBS缓冲溶液(0.01 mol L−1, pH 7.4), 以及三种减肥茶和三种咖啡样本中, 对SB和SID的消线值均为500 ng mL−1; 检测时间仅需5 min. 该方法对减肥茶和咖啡样本中SB和SID的快速检出具有实际应用价值.



This work was financially supported by the National Key R&D Program of China (2016YFD0401101 and KYCX18_1566).

Author contributions

Xu C and Kuang H designed the experiments. Suryoprabowo S and Liu L performed the experiments. Cui G and Kuang H participated in data analysis. Xu C drafted the manuscript, and all authors read and approved the manuscript prior to submission.


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Copyright information

© Science China Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020

Authors and Affiliations

  • Steven Suryoprabowo
    • 1
    • 2
  • Liqiang Liu (刘丽强)
    • 1
    • 2
  • Hua Kuang (匡华)
    • 1
    • 2
  • Gang Cui (崔钢)
    • 3
  • Chuanlai Xu (胥传来)
    • 1
    • 2
    Email author
  1. 1.State Key Laboratory of Food Science and TechnologyJiangnan UniversityWuxiChina
  2. 2.Jiangnan UniversityInternational Joint Research Laboratory for Biointerface and Biodetection, and School of Food Science and TechnologyWuxiChina
  3. 3.School of Life SciencesYancheng Teachers UniversityYanchengChina

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