23 Apr, 2009
Rapid And Sensitive Testing of L. monocytogenes In Food With Biosensor
Posted by: admin In: Food Industry| Food News| Food Safety and Hygiene
L. monocytogenes is a foodborne pathogen that causes human listeriosis. It is stubborn pathogen which can tolerate salt, pH changes, refrigerated temperatures and inadequate thermal pasteurisation.
Scientist have been developed several test kits which use antibodies to determine L. monocytogenes. But according to US and Indian scientists, these test kits are not sensitive and rapid enough.
The new bio-sensor has been developed by US and Indian scientist for use in a faster, more sensitive test for detecting the deadliest strain of Listeria food poisoning bacteria. This new method uses heat shock proteins that make it more sensitive and rapid. The new bio-sensor reduces the false positive results and may lead to improve new kits for other type of pathogens.


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