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Full-Text Articles in Food Chemistry
Identification Of Tuna Species In Raw And Processed Products Using Dna Mini-Barcoding Of The Mitochondrial Control Region, Jiahleen Roungchun, Amanda M. Tabb, Rosalee S. Hellberg
Identification Of Tuna Species In Raw And Processed Products Using Dna Mini-Barcoding Of The Mitochondrial Control Region, Jiahleen Roungchun, Amanda M. Tabb, Rosalee S. Hellberg
Food Science Faculty Articles and Research
Accurate species identification methods are needed to combat tuna fraud, improve tuna stock regulation, and mitigate health risks associated with mislabeled tuna products. The objective of this study was to conduct a market survey of raw and processed tuna products using a DNA mini-barcoding system based on the mitochondrial control region (CR). A total of 80 samples of raw, dried, and canned tuna products were collected at the retail level for CR mini-barcoding analysis. The samples underwent DNA extraction, polymerase chain reaction (PCR), and DNA sequencing of the 236-bp CR mini-barcode. The resulting sequences were searched against GenBank using the …