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生物来源
Porcine pancreas
质量水平
类型
Type II
形式
lyophilized (cake)
比活
≥125 units/mg protein (using olive oil (30 min incubation))
30-90 units/mg protein (using triacetin)
组成
protein, ≥20%
储存温度
2-8°C
InChI
1S/C11H9N3O2.Na/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11;/h1-7,16H,(H,12,14);/q;+1/b13-9-;
InChI key
QWZUIMCIEOCSJF-CHHCPSLASA-N
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应用
猪胰腺脂肪酶已被用于：
- 分析甘油三酯的2-位脂肪酸。
- 确定耐受消化酶作用的植物来源的难消化部分。
- 作为研究茶碱溶出曲线的溶出介质组分。
脂肪酶在工业上用于拆分手性化合物和生物柴油的酯交换生产。
生化/生理作用
脂肪酶可催化水溶液中酯的水解和非水溶液中酯的合成。它们通过水解聚对苯二甲酸乙二酯中的酯键，产生羟基和羧基。
脂肪酶可催化三酰甘油的水解，生成甘油和游离脂肪酸。
脂肪酶可催化三酰甘油的水解，生成甘油和游离脂肪酸。
质量
粗制品（胰脂酶）。含淀粉酶和蛋白酶活性。
单位定义
一个酶活性单位是指在pH 7.4、温度37℃条件下，在1小时内水解三醋酸甘油酯而释放1.0微当量的脂肪酸所需的酶量。（以橄榄油为底物时，所用pH值为7.7）
分析说明
通过缩二脲法测定的蛋白质。
警示用语：
Danger
危险声明
预防措施声明
危险分类
Resp. Sens. 1
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
法规信息
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脂肪组织中的胰岛素耐受性减少了循环游离脂肪酸的摄入，并增加了脂肪酶对储存甘油三酯的水解。了解与胰岛素耐受性相关的激素、细胞因子和脂肪因子。
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