ArticleFrontiers in chemistry2021
Preparation of Graphene Oxide-Embedded Hydrogel as a Novel Sensor Platform for Antioxidant Activity Evaluation of
Article in Frontiers in chemistry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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Who cites it
3 citing papers in PubMed, 10 citations in OpenAlex.
- Biomaterial-based strategies for bone cement: modulating the bone microenvironment and promoting regeneration.Journal of nanobiotechnology · 2025Review
- Novel Antioxidant Self-Assembled Peptides Extracted fromAntioxidants (Basel, Switzerland) · 2024Article
- Graphene-Assisted Electrochemical Sensor for Detection of Pancreatic Cancer Markers.Frontiers in chemistry · 2021Review
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Authors and funding
7 authors at 4 institutions in 2 countries.
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Abstract
Antioxidation is very important in medicine and food. The current evaluation technologies often have many shortcomings. In this work, an improved electrochemical sensing platform for the evaluation of antioxidant activity has been proposed. A hydrogel was prepared based on graphene oxide, zinc ions, and chitosan. Zinc ions play the role of crosslinking agents in hydrogels. The structure of chitosan can be destroyed by injecting hydrogen peroxide into the hydrogel, and the free zinc ions can diffuse to the surface of the electrode to participate in the electrochemical reaction. This electrochemical sensor can evaluate the antioxidant activity by comparing the current difference of zinc reduction before and after adding the antioxidant. With the help of graphene oxide, this hydrogel can greatly enhance the sensing effect. We conducted tests on 10 real samples. This proposed electrochemical platform has been successfully applied for evaluating the antioxidant activity of
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