نویسندگان
چکیده
کلیدواژهها
عنوان مقاله [English]
Objective: To find the precise and suitable method in hygienic quality control of some commercial marine species such as Skipjack tuna and Talang queenfish.
Design: Comparative study.
Animals: A total number of 20 frozen bony marine fish, i.e. Skipjack tuna (Katsuwonus pelamis) and Talang queenfish (Scomberoides commersonianus) which obtaind frizely.
Procedures: The prepared samples transported to the food hygiene laboratory and after aerobic psychrotrophic bacterial total count (TC) and macro kjeldal determination of total volatile nitrogen (TVN) by APHA, FDA and AOAC methods, they were removed and transmitted to the central laboratory of food and drug quality control for evaluation of Trimethylamine (TMA) and histamine.
Statistical analysis: Using SPSS statistical program including Kappa and Fisher's exact tests.
Results: No significant correlation observed between the consideration factors and total count in all 20 studied species (P>0.05).
Conclusion: According to the results of this study in comparing histamine, trimethylamine and total volatile nitrogen with total count that indicates no significant correlation, it seems that none of these methods can be supposed as a precise quality control index, lonely. ].Fac. Vet.Med. Univ. Tehran. 59,4:385¬390 ,2004.
کلیدواژهها [English]
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