Highly Sensitive Method for Measuring Hydrogen Peroxide and Glucose
Author Information
Author(s): Watabe Satoshi, Sakamoto Yuki, Morikawa Mika, Okada Ryuichi, Miura Toshiaki, Ito Etsuro
Primary Institution: Kagawa School of Pharmaceutical Sciences, Tokushima Bunri University
Hypothesis
We propose a new, highly sensitive method for the measurement of H2O2 and glucose using fluorescence correlation spectroscopy (FCS).
Conclusion
The developed method is at least 2 orders of magnitude more sensitive than commercial methods for measuring glucose and hydrogen peroxide.
Supporting Evidence
- The detection limit for H2O2 was found to be 8 nM.
- The method allows glucose measurement in the range of 80 nM to 1.5 µM.
- Only 20 nL of plasma is needed for glucose determination.
Takeaway
This study created a new way to measure hydrogen peroxide and glucose in very small amounts of blood, which is better than older methods.
Methodology
Fluorescence correlation spectroscopy (FCS) was used to measure the concentrations of H2O2 and glucose in blood plasma.
Limitations
The method requires specific conditions and reagents, which may limit its applicability in some settings.
Digital Object Identifier (DOI)
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