Biosensor for Monitoring Nickel Ions
Author Information
Author(s): Neelam Verma, Minni Singh
Primary Institution: Biosensor Development Laboratory, Department of Biotechnology, Punjabi University, Patiala, India
Hypothesis
The study aims to develop a microbial-based biosensor for real-time monitoring of Ni(II) in industrial effluents and food samples.
Conclusion
The developed biosensor reliably detects nickel ions with a high degree of accuracy and could replace conventional analysis methods.
Supporting Evidence
- The biosensor can detect nickel ions in the range of 0.03-0.68 nM.
- The response time for detection is optimized to 1.5 minutes.
- The reliability of the biosensor is 91.5% for industrial effluent and 90.6% for food samples.
Takeaway
Scientists created a special tool that can quickly check if food or water has harmful nickel in it, helping keep people safe.
Methodology
The biosensor uses an enzyme inhibition bioassay with Bacillus sphaericus to detect nickel ions, employing an ion selective electrode for measurement.
Limitations
The study does not specify limitations regarding the biosensor's performance in varying environmental conditions.
Digital Object Identifier (DOI)
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