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Characteristics and properties of goat meat gels as affected by setting temperatures
Food Chemistry ( IF 8.8 ) Pub Date : 2018-06-19 , DOI: 10.1016/j.foodchem.2018.06.084
Sulaiman Mad-Ali , Payap Masniyom , Soottawat Benjakul

Effects of different setting temperatures (40–70 °C) on properties of goat meat gels after heating at 90 °C were investigated. Setting at 60 °C with subsequent heating at 90 °C yielded the gel with the highest breaking force along with coincidentally lowest expressible moisture content (p < 0.05). The highest TCA-soluble peptide content was found in gel set at 70 °C (p < 0.05). Slight decrease in myosin heavy chain band intensity was noticeable when setting temperature increased. As setting temperatures increased, a∗ and b∗-values of gels generally increased, while L∗-values decreased (p < 0.05). Gel set at 60 °C had highest hardness, gumminess and chewiness (p < 0.05). Gel set at 60 °C had the most compact network with immense connectivity of protein strands. Gels set at 40–60 °C had higher texture and overall likeness scores, compared to the control (p < 0.05). Prior setting at 60 °C was recommended for making the good quality goat meat gel.



中文翻译:

设定温度影响山羊肉凝胶的特性和性能

研究了在90°C加热后,不同设定温度(40–70°C)对山羊肉凝胶性能的影响。设定在60°C,随后在90°C加热,产生的凝胶具有最高的断裂力,同时可表达的水分含量最低(p <0.05)。在70°C的凝胶中发现最高的TCA可溶肽含量(p <0.05)。当设定温度升高时,肌球蛋白重链带强度略有下降。随着设定温度的升高,凝胶的a ∗b ∗-值通常会增加,而L ∗-值降低(p <0.05)。设定在60°C的凝胶具有最高的硬度,胶粘性和耐嚼性(p <0.05)。设定在60°C的凝胶具有最紧密的网络,并具有巨大的蛋白质链连接性。与对照相比,设定在40–60°C的凝胶具有更高的质地和总体相似度评分(p <0.05)。建议先设定在60°C,以制备高质量的山羊肉凝胶。

更新日期:2018-06-19
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