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Effects of Different Drying Methods on Texture and Rheological Properties of Abalone
Author(s): 
Pages: 108-115
Year: Issue:  3
Journal: JOURNAL OF CHINESE INSTITUTE OF FOOD SCIENCE AND TECHNOLOGY

Keyword:  鲍鱼干燥复水涨发胶原蛋白肌内纤维组织结构流变学特性;
Abstract: 利用热风和自然晾晒两种干燥方式制备干鲍鱼,并对其相应复水涨发过程中成分、组织构造和流变学特性的变化情况进行研究;探讨了两种干燥方式的干燥动力学和鲍鱼复水机理.组织构造采用Van Gieson染色法观察,通过质构仪测定其复水涨发过程中的流变学特性(弹性模量、粘性模量、应力松弛时间和破断力).结果表明,达到等同于干基的含水率所需时间,晾晒干燥方式约为热风干燥方式的1倍,且两种干燥方式下鲍鱼内部微观结构差异较大;复水过程中除鲍鱼总蛋白含量相对稳定,其它物质含量尤其是胶原蛋白的含量变化较大;不同涨发条件下鲍鱼肌肉组织结构发生了明显地变化;流变学特性参数与鲍鱼复水涨发过程中蛋白、水分等含量和组织结构的变化呈显著相关性.
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