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Related Experiment Video

Updated: Feb 18, 2026

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples

Published on: October 25, 2018

MicroSEQ^® Salmonella spp. Detection Kit Using the Pathatrix^® 10-Pooling Salmonella spp. Kit Linked Protocol Method

Jason Wall¹, Rick Conrad, Kathy Latham

¹Life Technologies, 2130 Woodward St, Austin, TX 78744, USA.

Journal of AOAC International

|November 24, 2017

Summary

This study validates a modified real-time PCR method using immunomagnetic separation for rapid Salmonella detection in food. The enhanced method offers a reliable, cost-effective alternative to traditional culture methods for diced tomatoes, chocolate, and deli ham.

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Last Updated: Feb 18, 2026

Quasi-metagenomic Analysis of Salmonella from Food and Environmental Samples

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Published on: October 25, 2018

A High-throughput Platform for the Screening of Salmonella spp./Shigella spp.

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Modified Most Probable Number Assay to Quantify Salmonella in Raw and Ready-to-Cook Chicken Products

Modified Most Probable Number Assay to Quantify Salmonella in Raw and Ready-to-Cook Chicken Products

Published on: January 31, 2025

Area of Science:

Food safety and microbiology
Molecular diagnostics
Pathogen detection

Background:

Traditional culture methods for foodborne pathogen detection are time-consuming.
Real-time PCR offers faster results but can be labor-intensive.
Immunomagnetic separation can enhance sample processing efficiency.

Purpose of the Study:

To validate a modified real-time PCR method for Salmonella spp. detection.
To assess the efficacy of combining immunomagnetic separation with real-time PCR.
To evaluate the method's performance in various food matrices.

Main Methods:

Method modification involved integrating the Pathatrix® 10-Pooling Salmonella spp. Kit with the MicroSEQ® Salmonella spp. Detection Kit.
Validation was performed on diced tomatoes, chocolate, and deli ham using a paired study design.
Comparison was made against standard cultural reference methods.

Main Results:

The modified method showed no statistically significant differences compared to reference methods across all tested food matrices.
The combination of real-time PCR and pooled immunomagnetic separation demonstrated reliability.
The method proved effective for detecting Salmonella in diced tomatoes, chocolate, and deli ham.

Conclusions:

The validated method provides a rapid, simplified, and reliable approach for Salmonella detection in diverse food products.
This approach enhances processing output while reducing cost and labor.
It offers a valuable alternative for food safety testing.