{"id":28553,"date":"2021-02-26T13:45:27","date_gmt":"2021-02-26T05:45:27","guid":{"rendered":"\/\/www.562part.com\/?post_type=product&p=28553"},"modified":"2024-02-28T13:43:41","modified_gmt":"2024-02-28T05:43:41","slug":"dispase-ii-%e5%88%86%e6%95%a3%e9%85%b6ii%ef%bc%88neutral-protease-grade-ii%ef%bc%89-2","status":"publish","type":"product","link":"\/\/www.562part.com\/product\/dispase-ii-%e5%88%86%e6%95%a3%e9%85%b6ii%ef%bc%88neutral-protease-grade-ii%ef%bc%89-2\/","title":{"rendered":"Dispase\u00ae II \u5206\u6563\u9176II\uff08neutral protease, grade II\uff09"},"content":{"rendered":"
Dispase\u00ae\u00a0II \u5206\u6563\u9176II\uff08neutral protease, grade II\uff09<\/strong><\/span><\/p>\n \u200b<\/strong><\/span><\/p>\n \u4ea7\u54c1\u540d\u79f0\u00a0\u00a0\u00a0\uff1a<\/strong><\/span><\/p>\n \u4e2d\u6027\u86cb\u767d\u9176\/\u5206\u6563\u9176II\/Neutral protease\/Dispase II<\/span><\/p>\n \u82f1\u6587\u540c\u4e49\u540d\uff1a<\/strong><\/span><\/p>\n Dissociating enzyme, neutral protease, tissue dissociating<\/span><\/p>\n \u4ea7\u54c1\u63cf\u8ff0\uff1a<\/strong><\/span><\/p>\n \u4e2d\u6027\u86cb\u767d\u9176\uff08Neutral protease\uff09\uff0c\u5546\u4e1a\u540d\u79f0Dispase II\uff0c\u4e5f\u79f0\u5206\u6563\u9176II\uff0c\u666e\u904d\u7528\u4e8e\u4e0d\u540c\u7ec4\u7ec7\u548c\u5668\u5b98\u4e2d\u7684\u7ec6\u80de\u5206\u79bb\u3002Dispase II\u662f\u4e00\u79cd\u975e\u7279\u5f02\u6027\u91d1\u5c5e\u86cb\u767d\u9176\uff0c\u80fd\u5feb\u901f\u6709\u6548\u4e14\u6e29\u548c\u7684\u7834\u574f\u7ec4\u7ec7\u7ec6\u80de\u5916\u57fa\u8d28\u91ca\u653e\u5355\u7ec6\u80de\u57f9\u517b\u7269\uff08\u539f\u4ee3\u7ec6\u80de\u57f9\u517b\u7269\uff09\u6216\u6536\u96c6\u5df2\u57f9\u517b\u7684\u7ec6\u80de\u5c06\u5176\u8f6c\u79fb\u5230\u65b0\u7684\u57f9\u517b\u57fa\u8d28\u4e0a\uff08\u4f20\u4ee3\u57f9\u517b\uff09\u3002\u53e6\u5916\uff0c\u8fd8\u80fd\u9884\u9632\u60ac\u6d6e\u7ec6\u80de\u57f9\u517b\u8fc7\u7a0b\u4e2d\u53d1\u751f\u7684\u6210\u56e2\u73b0\u8c61\u3002<\/span><\/p>\n \u4ea7\u54c1\u7279\u70b9\uff08\u4f18\u52bf\uff09\uff1a<\/strong><\/span><\/p>\n %\u00a0\u5feb\u901f\u6709\u6548\u4f46\u6e29\u548c\u86cb\u767d\u9176\uff0c\u57fa\u672c\u5bf9\u91ca\u653e\u7ec6\u80de\u65e0\u4f24\u5bb3\uff1b<\/span><\/p>\n %\u00a0\u7ef4\u6301\u7ec6\u80de\u819c\u5b8c\u6574\u6027\uff1b<\/span><\/p>\n %\u00a0\u975e\u52a8\u7269\u6765\u6e90\uff08\u7ec6\u83cc\u6765\u6e90\uff09\uff0c\u65e0\u652f\u539f\u4f53\u548c\u52a8\u7269\u75c5\u6bd2\u6c61\u67d3\uff1b<\/span><\/p>\n %\u00a0\u6781\u5176\u7a33\u5b9a\uff0c\u4e0d\u4f1a\u53d7\u6e29\u5ea6\u3001pH\u548c\u8840\u6e05\u5185\u5bb9\u7269\u7684\u5e72\u6270\uff1b<\/span><\/p>\n %\u00a0\u901a\u8fc7\u87af\u5408\u5242\u6216\u7a00\u91ca\u5f88\u5bb9\u6613\u5931\u6d3b\uff1b<\/span><\/p>\n \u4ea7\u54c1\u7279\u6027\uff1a<\/strong><\/span><\/p>\n 1\uff09\u00a0\u00a0\u6bd4\u6d3b\u529b\uff1a\u22650.8 units\/mg protein (37 \u00b0C, casein as substrate, pH 7.5)<\/span><\/p>\n 2\uff09\u00a0\u00a0\u9176\u6d3b\u529b\u5355\u4f4d\u5b9a\u4e49\uff1aOne unit is the enzyme activity which liberates Folin-positive amino acids and peptides corresponding to 1 \u03bcmol (181 \u03bcg) tyrosine in 1 minute under assay conditions (pH 7.5, +37 \u00b0C).<\/span><\/p>\n 3\uff09\u00a0\u00a0\u6700\u9002pH\uff1a6.0 – 8.5<\/span><\/p>\n 4\uff09\u00a0\u00a0\u6fc0\u6d3b\u5242\uff1aOptimal Ca2+concentration is 2 mM. The enzyme preparations contain enough Ca2+ for optimal activity.<\/span><\/p>\n 5\uff09\u00a0\u00a0\u6291\u5236\u5242\uff1aEDTA, EGTA, Hg2+, other heavy metals. Dispase is not inhibited by serum<\/span><\/p>\n 6\uff09\u00a0\u00a0\u5efa\u8bae\u5de5\u4f5c\u6d53\u5ea6\uff1a0.6 to 2.4 U\/ml<\/span><\/p>\n 7\uff09\u00a0\u00a0\u4ea7\u54c1\u72b6\u6001\uff1a\u975e\u65e0\u83cc\u51bb\u5e72\u7c89<\/span><\/p>\n \u50a8\u5b58\u6db2\u548c\u5de5\u4f5c\u6db2\u5236\u5907\u65b9\u6cd5\uff1a<\/strong><\/span><\/p>\n 1\uff09\u50a8\u5b58\u6db2\u5236\u5907\uff1a\u7528Hepe\u7f13\u51b2\u76d0\u6eb6\u6db2\uff0850 mM Hepes\/KOH pH7.4, 150 mM NaCl\uff09\u6eb6\u89e3Dispase II\u51bb\u5e72\u7c89\uff0c\u914d\u5236\u621010mg\/ml\u7684\u50a8\u5b58\u6db2\uff0c\u75280.22\u00b5M\u6ee4\u819c\u8fc7\u6ee4\u9664\u83cc\u3002\u672c\u50a8\u5b58\u6db2\u7f6e\u4e8e2-8\u2103\uff0c2\u5468\u7a33\u5b9a\uff1b\u6839\u636e\u5355\u6b21\u7528\u91cf\u5206\u88c5\u51bb\u5b58\uff0c\u9ad8\u8fbe2\u4e2a\u6708\u7a33\u5b9a\uff0c\u907f\u514d\u53cd\u590d\u51bb\u878d\u3002<\/span><\/p>\n