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Pathogenic Microbiology Commons

Open Access. Powered by Scholars. Published by Universities.®

2024

University of Tennessee at Chattanooga

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Full-Text Articles in Pathogenic Microbiology

Determining The Antimicrobial Activity And Permeabilizing Effects Of Polyunsaturated Fatty Acids And Piscidins On Vibrio Parahaemolyticus And Vibrio Vulnificus, Christina Harris May 2024

Determining The Antimicrobial Activity And Permeabilizing Effects Of Polyunsaturated Fatty Acids And Piscidins On Vibrio Parahaemolyticus And Vibrio Vulnificus, Christina Harris

Honors Theses

Antimicrobial peptides (AMPs) are found in all organisms and have gained attention for their effectiveness against a variety of pathogens. Piscidins are AMPs that were discovered in mast cells of vertebrates, mostly within marine animals, and are an important part of the innate immune system due to their potent antimicrobial properties. Piscidin 1 (P1) and piscidin 3 (P3) are found within sea bass and have different antimicrobial activities. P1 exhibits strong membrane disruptive properties, while P3 goes through the membrane to the targeted DNA. These piscidins can experience metalation with copper (Cu2+) which enhances their antimicrobial activity in vitro (P1-Cu2+ …