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題 名 | Proximate Composition, Free Amino Acids and Peptides Contents in Commercial Chicken and Other Meat Essences=市售雞精與其他肉精之一般成分、游離胺基酸與胜冴含量 |
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作 者 | 吳蕙君; 蕭泉源; | 書刊名 | 藥物食品分析 |
卷 期 | 10:3 2002.09[民91.09] |
頁 次 | 頁170-177 |
分類號 | 341.91 |
關鍵詞 | 雞精; 肉精; 一般成分; 游離胺基酸; 甲肌冴; 肌冴; 牛磺酸; 胜冴類; Chicken essence; Meat essence; Proximate composition; Free amino acid; Anserine; Carnosine; Taurine; Peptide; |
語 文 | 英文(English) |
中文摘要 | 十種市售肉精包括雞精、牛肉精、貝精與鰻精之水分含量介於91.1與97.5%之間,蛋白質0.6 ~ 7.8%及灰分0.3- 1.7% ,蜆精與文蛤精則另含高量肝醣。六種雞精游離胺基酸總量在150至725 mg/100 g之間,其中牛磺酸為主要成分,約佔總量之16~30%,雖然牛肉精之游離胺基酸量在所有產品中最高,其牛磺酸卻僅佔2%,蜆精之牛磺酸亦低,但富含鳥胺酸。甲肌肽在雞精中之含量為36 ~ 437 mg/100 g,高於肌肽之8-162 mg/100 g,而前者在牛肉精中則遠低於後者,此兩種雙胜肽放在貝精中未被檢出,而鰻精亦僅含微量肌肽,另一雙胜肽飲之異甲肌肽則僅在一雞精中被發現。低分子量胜肽類之組成胺基酸總量在雞精中為1,187至3,296 mg/100 g,較各產品所舍之總游離胺基酸高,兩種貝精所含胜肽類量遠低於其他產品,而文蛤精且為胜肽量低於游離胺基酸之唯一產品。 |
英文摘要 | Ten commercial meat essences of chicken, beef, clam and eel contained the moisture ranged from 91.1 to 97.5%, protein from 0.6 to 7.8%, and ash from 0.3 to 1.7%. Freshwater clam and hard clam essences had a much higher level of glycogen than other products. The total amount of free amino acids (FAA) in six chicken essences varied from 150 to 725 mg/100 g. Taurine was the dominant FAA and accounted for 16~30% of the total FAA. Though beef essence had the highest level of total FAA among ten products, its taurine was accounted for only about 2%. Taurine in freshwater clam essence was also very low, but a high level of ornithine was found. Anserine in six chicken essences, ranging from 36 to 437 mg/100 g, was higher than carnosine, ranging from 8 to 162 mg/100 g. In beef essence, however, anserine was far less than carnosine. These dipeptides in both clam essences were not detectable, and only a small amount of carnosine was present in eel essence. Another dipeptide, balenine, was found only in a chicken essence. The amount of low-molecularweight peptides in chicken essences, ranged from 1,187 to 3,296 mg/100 g, was more than the level of FAA in each product. Both clam essences contained a much lower amount of small peptides than other products. Consequently, hard clam essence was the only product with lower level of peptides than its FAA. |
本系統中英文摘要資訊取自各篇刊載內容。