supported by the projects of the National Natural Science Foundation of China(Nos.31527803,21545010,21275022 and 21645009);the Natural Science Foundation of Hunan Province,China(Nos.2020JJ4599,2019JJ50651).
Main observation and conclusion An enzyme-free amperometric sensor based on a heptadecapeptide possessing an electroactive ferrocene(Fc)linker as ferrocene-Gly-Gly-Gly-Gly-Phe-Gly-His-Ile-His-Glu-Gly-Tyr-Gly-Gly-Gly-G...