ni·​sin ˈnīs-ᵊn How to pronounce nisin (audio)
: a polypeptide antibiotic that is produced by a bacterium (Lactococcus lactis synonym Streptococcus lactis) and is used as a food preservative (as for processed cheese and canned fruits and vegetables)

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Cite this Entry

“Nisin.” Medical Dictionary, Merriam-Webster, Accessed 22 May. 2024.

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