Polymerase Chain Reaction

© iStock/nikesidoroff

special edition: Rapid Pathogen detection

Parameters to assess performance of dPCR assays

By Joseph James Whitworth

Guidelines and performance parameters for acceptance and validation of digital polymerase chain reaction (dPCR) assays have been proposed.

'It’s very difficult to say carte-blanche what a testing protocol should be – it’s completely dependent on the individual supply chain and supplier,' said Richard Werran, managing director of Cert ID Europe.

New tests needed to detect GM soy, says Cert ID

By Niamh Michail

New GM crops such as CV127 soybean are not detectable with older testing methods, and food producers must update their testing protocols to avoid GM ingredients going undetected and undeclared in the food chain, according to Cert ID Europe.

FSA: 73% of chickens tested positive for Campylobacter

Seward tech used in FSA Campylobacter survey

By Joseph James Whitworth

Seward has revealed how its Stomacher technology was used to prepare samples for the UK Food Standard Agency’s (FSA)’s survey which found 73% of chickens tested positive for Campylobacter.

LLNL physical chemist George Farquar demonstrates how the product can be applied to food to identify it down the chain

Spray on traceability for contaminated food

By Joseph James Whitworth

A method to trace contaminated food back to its source developed by US researchers and a start-up company is targeting adoption from food firms by the end of the year.

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