When Dead Bacteria Trigger False Alarms: Rethinking a Common "Live–Dead" Test
False positives may result from PMA use in PCR testing, which can lead to food recalls and waste
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Simerdeep Kaur, Ph.D. is a microbiologist advancing microbial food safety across agricultural and food systems through molecular detection, environmental data integration, and systems-level analysis. She received her M.Sc. degree in Microbiology from Panjab University in India and her Ph.D. in Agricultural and Biological Engineering from Purdue University. She is currently a postdoctoral researcher in Purdue University's Department of Food Science, investigating pathogen persistence, sanitation systems, and biofilm-associated survival in food environments.
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