| 黄河裸裂尻鱼消化道与肝胰脏淀粉酶的分布与特性研究 |
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| 引用本文： | 蒋涛,申志新,王国杰,杨成,祁得林.黄河裸裂尻鱼消化道与肝胰脏淀粉酶的分布与特性研究[J].安徽农业科学,2011(19):11593-11594. |
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| 作者姓名： | 蒋涛 申志新 王国杰 杨成 祁得林 |
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| 作者单位： | 青海大学农牧学院动物科学系;青海省渔业环境监测站; |
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| 基金项目： | 国家自然科学基金(30860048) |
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| 摘 要： | 目的]探究黄河裸裂尻鱼胃肠道及肝胰脏淀粉酶的分布与特性。方法]采用碘—淀粉比色法,测定黄河裸裂尻鱼胃、肠道、肝胰脏淀粉酶的活性及其最适反应pH和温度。结果]黄河裸裂尻鱼淀粉酶活性的大小依次为后肠、前肠、胃、中肠、肝胰脏;胃、肝胰脏、肠道淀粉酶最适pH分别为6.0、7.0、6.0,最适反应温度均为20.0℃。结论]黄河裸裂尻鱼整个消化道都对淀粉表现出较强的消化能力,尤其是后肠。与其他鱼类相比,黄河裸裂尻鱼淀粉酶最适反应温度偏低,这与黄河裸裂尻鱼所处的生态环境相适应。
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| 关 键 词： | 黄河裸裂尻鱼 淀粉酶 分布 特性 |
Distribution and properties of Amylase in Alimentary Tract and Hepatopancreas of Schizopygopsis pylzovi |
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| JIANG Tao et al.Distribution and properties of Amylase in Alimentary Tract and Hepatopancreas of Schizopygopsis pylzovi[J].Journal of Anhui Agricultural Sciences,2011(19):11593-11594. |
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| Authors: | JIANG Tao |
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| Institution: | JIANG Tao et al(Animal Science Department of Agriculture and Animal Husbandry College,Qinghai University,Xining,Qinghai 810016) |
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| Abstract: | Objective]The research aimed to explore the distribution and properties of amylase in alimentary tract and hepatopancreas of Schizopygopsis pylzovi.Method]The activity and optimum reaction pH and temperature of amylase were determined using colorimetric method.Result]Results showed that the amylase activity from high to low were hind intestine,fore intestine,stomach,middle intestine and hepatopancreas;the optimum reaction pH of the amylase in the stomach,hepatopancreas and intestine for Schizopygopsis py... |
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| Keywords: | Schizopygopsis pylzovi Amylase Activity Property |
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