Probiotic strain adaptation for heat tolerance in gummy manufacturing
A novel adaptation technique enhances the heat tolerance of probiotic strains for gummy production. This method uses Sequential Heat Adaptation and Cross-Protection Induction without new materials or equipment, ensuring cost-effective scalability for high-temperature food processing.
Overview
This innovative approach focuses on adapting probiotic strains to withstand the high-temperature stress associated with gummy manufacturing. By utilizing Sequential Heat Adaptation and Cross-Protection Induction, this method enhances the heat resistance of GRAS-compliant lactic acid bacteria. This strategy not only improves strain survival during gummy production but also maintains genetic stability through rigorous whole genome sequencing.
Technical specifications
Key features:
- Sequential Heat Adaptation: Gradual temperature increase from 45–75°C enhances thermal tolerance.
- Cross-Protection Induction: Pre-exposure to acidic pH, high bile levels, and osmotic stress boosts overall stress resilience.
- Genomic Stability: Whole genome sequencing confirms genetic consistency to ensure safety.
- No Additional Infrastructure Required: Utilizes existing manufacturing systems without the need for new materials or equipment.
Technology readiness level
This solution is at Technology Readiness Level 4, indicating that it has been validated in a laboratory setting but requires further testing and optimization for commercial deployment. The proposed methodology is both scalable and adaptable, promising effective integration into existing high-temperature food processing applications.
About Texas A&M University, College Station
Texas A&M University in College Station is a comprehensive public research university and the flagship of The Texas A&M University System, combining broad academic strengths with a strong applied‑research culture. Industry collaborates on the Texas A&M‑RELLIS campus—an integrated education, research and testing environment that supports large‑scale experimentation and proving grounds—and through the Texas A&M Transportation Institute’s facilities in Bryan‑College Station. A statewide extension network connects university expertise to companies and communities across all Texas counties, enabling rapid piloting and deployment. Research is supported by competitive federal funding from agencies such as NSF, NIH, DOE, USDA and DoD, alongside state and industry sponsorship. Texas A&M Innovation provides IP management, licensing and commercialization pathways across the system.
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