Portable biosensor for salmonella detection in cocoa and chocolate
A portable biosensor designed to detect Salmonella in cocoa and chocolate, offering high sensitivity, selectivity, and stability. This DNA-based sensor aims to enhance food safety by providing reliable and rapid detection.
Overview
This portable biosensor is engineered to enhance food safety by detecting Salmonella in cocoa and chocolate products. Utilizing a specifically designed DNA probe as a bioreceptor, the biosensor transduces signals to a reader, enabling rapid and accurate detection. This technology promises significant improvements in sensitivity, selectivity, and stability, making it an ideal solution for monitoring and ensuring the safety of food products.
Technical specifications
- Bioreceptor: Specifically designed DNA probe for Salmonella detection
- Signal Transduction: Converts the biological interaction into a measurable signal
- Key Features:
- High sensitivity and selectivity for accurate detection
- Reproducible results ensuring reliable usage
- Portable design suitable for on-site testing
- Stability to maintain performance over time
Technology readiness level
The technology is currently at TRL 4, indicating that the biosensor has been validated in a lab setting. Future validation includes testing for sensitivity, selectivity, reproducibility, and stability over the next 1.5 years. The project seeks partnerships to support microbiological testing and further development.
About Universiti Putra Malaysia
Universiti Putra Malaysia (UPM) is a comprehensive public research university in Serdang, Greater Kuala Lumpur, with a campus that integrates classroom, laboratory, and field-testing environments. Companies engage through co-located labs, on-campus testbeds, and university-run farms that enable prototyping and trials close to production supply chains. Health system integration and proximity to Putrajaya’s ministries and the Cyberjaya tech corridor facilitate collaboration and timely access to partners. Research is supported by competitive funding from Malaysia’s Ministry of Higher Education, the Ministry of Science, Technology and Innovation, and international sponsors. A dedicated technology transfer office manages IP, licensing, and startup support, connecting companies with faculty expertise and specialized facilities.
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