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Updated: Oct 9, 2025

Development of an Electrochemical DNA Biosensor to Detect a Foodborne Pathogen
Published on: June 3, 2018
Recent Advancements in the Technologies Detecting Food Spoiling Agents
Reena V Saini1, Prachi Vaid2, Neeraj K Saini3
1Department of Biotechnology, MMEC, Maharishi Markandeshwar (Deemed to be University), Mullana, Ambala 133207, India.
New biosensor technologies offer sensitive, cost-effective methods for detecting food contaminants and pathogens. These advancements are crucial for safeguarding consumer health in the processed food industry.
Area of Science:
- Food Science
- Analytical Chemistry
- Biotechnology
Background:
- Increasing demand for processed foods necessitates robust safety measures.
- Multistep food manufacturing processes present risks for microbial contamination and contaminant entry.
- Ensuring consumer health requires effective monitoring of food supply chains.
Purpose of the Study:
- To review recent advancements in biosensor technologies for detecting foodborne contaminants and pathogens.
- To highlight sensitive, facile, and cost-effective detection methods.
- To address the need for improved monitoring in the food industry.
Main Methods:
- Review of literature on various biosensor platforms.
- Focus on single-cell droplet microfluidic systems.
- Discussion of DNA biosensors, nanobiosensors, smartphone-based biosensors, aptasensors, and DNA microarrays.
Main Results:
- Emerging biosensor technologies provide enhanced sensitivity and specificity for contaminant detection.
- Microfluidic and DNA-based methods show significant promise for rapid, on-site analysis.
- Smartphone integration offers potential for accessible and cost-effective monitoring solutions.
Conclusions:
- Advanced biosensors are vital for ensuring the safety of processed foods.
- Continued development in these technologies is essential for regulatory bodies and producers.
- These methods contribute to safeguarding public health against foodborne illnesses.
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