Enzyme-based electrochemical nicotine biosensor
US11331020B2 · kind B2 · utility
1Cited by
20References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2021 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Feb 5, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B10/0064
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Described herein is an amperometric biosensor, e.g., chronoamperometric biosensor for the measurement of the concentration of nicotine. Also disclosed herein is a wearable nicotine biosensor device and a biosensor that detects nicotine in smoke. The biosensor disclosed herein comprises a nicotine-catalyzing enzyme, such as NicA2 or mutant NicA2 enzymes. Also described herein are systems comprising said amperometric biosensor, e.g., chronoamperometric biosensor and methods of using said chronoamperometric biosensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.