Highly reproducible UPLC-MSMS method for cereal toxin detection
Innovative UPLC-MSMS method enables highly sensitive detection of cereal toxins, achieving trace detection below 100 ng/L with over 80% recovery. Optimized for specificity and minimal interference, it promises reliability for grain safety testing.
Overview
The developed UPLC-MSMS method offers a groundbreaking solution for detecting trace amounts of toxins in cereals. By optimizing chromatographic and mass spectrometric conditions, this method achieves remarkable sensitivity, detecting toxins below 100 ng/L. The approach addresses challenges such as starch encapsulation, ensuring high specificity and minimal interference. This makes it an invaluable tool for ensuring grain safety and quality.
Technical specifications
- Detection Sensitivity: Capable of detecting toxins at levels below 100 ng/L.
- Reproducibility: Offers a recovery rate exceeding 80% with a detection error rate below 5%.
- Optimization: Utilizes LC-MS/MS with derivatization reagents to enhance ionization efficiency and detection sensitivity.
- Data Specificity: Rich MS and MS/MS data provide high specificity, eliminating interference from cereal starch and other substrates.
- Future Enhancements: Includes optimizing ionization energy and technical parameters to improve sensitivity for low polar toxins.
Technology readiness level
This method has achieved a Technology Readiness Level of 8, indicating it is complete and qualified through tests and demonstrations in relevant environments, ready for integration into commercial grain safety testing processes.
About Northwest A&F University
Northwest A&F University is a key national comprehensive university under China’s Ministry of Education, based in Yangling, Shaanxi. Co-located with the national Yangling Agricultural Hi‑Tech Demonstration Zone, it connects corporate partners to experimental farms, field stations, and demonstration bases across the region. The university’s Science and Technology Development Institute and Division of Science and Technology Extension streamline collaboration with local governments and leading enterprises, from contract research to field deployment and workforce training. Research is supported by competitive national funding, including the National Natural Science Foundation of China and programs of the Ministry of Science and Technology and the Ministry of Education. Technology transfer and extension services connect research outcomes with enterprises across the Yangling ecosystem.
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