Nisin - Wikipedia
Nisin is a polycyclic antibacterial peptide produced by the bacterium Lactococcus lactis that is used as a food preservative. It has 34 amino acid residues, including the uncommon amino acids lanthionine (Lan), methyllanthionine (MeLan), didehydroalanine (Dha), …
Food preservative nisin: A gut game changer that safely alters ...
2023年5月18日 · Nisin, a powerful bacteriocin, influences the gut microbiota and its functionality by modulating the abundance of specific bacterial groups and altering short-chain fatty acid synthesis.
This Common Food Preservative May Not Be as Harmless as We …
Belonging to a class of preservative called lantibiotics, nisin is a protein containing unusual amino acids that affect microbial function without directly harming animals.
What Is Nisin Preparation (E234) In Food? Uses, Safety, Side …
2020年3月9日 · Nisin (or more accurately Nisin A), also known as a lantibiotic, is a small-molecule polypeptide antibiotic with antibacterial activity, synthesized and secreted by Lactococcus lactis subsp. lactis during metabolism.
After a century of nisin research - where are we now? - PMC
Nisin is one of the oldest known antimicrobial compounds. In 1928, the same year that Alexander Fleming discovered penicillin, Rogers and Whittier (Rogers 1928) noted that certain lactic streptococci (then called Group N Streptococcus) were inhibitory to starter cheese cultures.
Nisin - an overview | ScienceDirect Topics
Nisin is a colorless, odorless, and tasteless substance with low toxicity that exhibits antibacterial properties, particularly against Gram-positive bacteria. It shows potential for use in oral products aimed at treating common oral diseases. AI generated definition based on: Peptides, 2014
Nisin—A lantibiotic with immunomodulatory properties: A review
2021年3月1日 · Nisin, a member of class I bacteriocins known as lantibiotics, is produced by the lactic acid bacterium Lactococcus lactis and is characterized by a wide spectrum of antibacterial activity against gram-positive bacteria.
Nisin is a mixture of closely related antimicrobial polypeptides produced by strains of Lactococcus lactis subsp. lactis under appropriate fermentation conditions.
Nisin - an overview | ScienceDirect Topics
Nisin, a bacteriocin produced by certain strains of Lc. lactis subsp. lactis, is inhibitory to a wide range of Gram-positive bacteria, including strains or species of streptococci, staphylococci, lactobacilli, micrococci, Listeria, and most spore-forming species of Clostridium and Bacillus.
Some chemical and physical properties of nisin, a small-protein ...
Nisin is a small gene-encoded antimicrobial protein produced by Lactococcus lactis that contains unusual dehydroalanine and dehydrobutyrine residues. The reactivity of these residues toward nucleophiles was explored by reacting nisin with a variety of mercaptans.