{"id":276922,"date":"2013-01-29T16:01:05","date_gmt":"2013-01-30T00:01:05","guid":{"rendered":"http:\/\/chinadigitaltimes.net\/chinese\/2013\/01\/%e9%a6%99%e6%b8%af%e7%8d%a8%e7%ab%8b%e5%aa%92%e9%ab%94-%e5%92%a9%e5%96%ba%e6%84%9b%e8%ad%b7%e5%8b%95%e7%89%a9-%e8%b2%93%e9%a3%9f%e8%8d%894\/"},"modified":"2013-01-29T16:01:05","modified_gmt":"2013-01-30T00:01:05","slug":"%e9%a6%99%e6%b8%af%e7%8d%a8%e7%ab%8b%e5%aa%92%e9%ab%94-%e5%92%a9%e5%96%ba%e6%84%9b%e8%ad%b7%e5%8b%95%e7%89%a9-%e8%b2%93%e9%a3%9f%e8%8d%894","status":"publish","type":"post","link":"https:\/\/chinadigitaltimes.net\/chinese\/276922.html","title":{"rendered":"\u9999\u6e2f\u7368\u7acb\u5a92\u9ad4 | \u54a9\u55ba\u611b\u8b77\u52d5\u7269: \u8c93\u98df\u8349(4)"},"content":{"rendered":"<div>\n<div>\n<div>\n                    <img loading=\"lazy\" decoding=\"async\" class=\"imagefield imagefield-field_image\" width=\"300\" height=\"200\" alt=\"\" src=\"http:\/\/www.inmediahk.net\/files\/column_images\/CIMG1010-300x200.jpg?1359491138\" \/>        <\/div>\n<\/p><\/div>\n<\/div>\n<p><strong>\u7b2c\u4e09\u7ae0 \u8349\u5c0d\u8c93\u8c93\u5605\u6f5b\u5728\u71df\u990a\u50f9\u503c<\/strong><\/p>\n<p>(A) Long-chain polyunsaturated fatty acid (\u9577\u93c8\u591a\u91cd\u4e0d\u98fd\u548c\u8102\u80aa\u9178)<br \/>\n\u5176\u5be6, \u597d\u591a\u4eba\u90fd\u77e5\u8c93\u8c93\u55ba\u53ef\u4ee5\u6d88\u5316\u67d0\u4e00\u5572\u70ad\u6c34\u5316\u5408\u7269, \u4f46\u55ba\u5c31\u5187\u4e00\u5b9a\u8981\u98df\u70ad\u6c34\u5316\u5408\u7269, \u56e0\u70ba\u8c93\u8c93\u53ef\u4ee5\u76f4\u63a5\u7528\u86cb\u767d\u8cea\u540c\u57cb\u8102\u80aa\u5462\u5230\u88fd\u9020\u71b1\u91cf. \u8c93\u4ef2\u5514\u540c\u72d7, \u8c93\u500b\u809d\u5514\u6703\u88fd\u9020 glucokinase, \u4ef2\u6709\u8c93\u597d\u4f3c\u53cd\u82bb\u52d5\u7269 (ruminants) \u5481, \u6709\u5176\u4ed6\u5169\u7a2e hexokinases, \u5462\u500b\u7279\u6027\u540c\u4f62\u54cb\u8eab\u9ad4\u7d30\u80de\u5605\u4f4e\u7cd6\u8981\u6c42\u597d\u6709\u95dc\u4fc2 (Morris (2002)).<\/p>\n<p>\u5982\u679c\u8981\u6210\u70ba\u8089\u985e\u5605\u88dc\u5145\u54c1, \u5481\u4e00\u822c\u5605\u8349\u5c31\u8981\u6709\u5572\u8089\u5165\u9762\u5187\u4e5c\u5605\u71df\u990a. \u597d\u53ef\u60dc\u4e00\u8def\u90fd\u5187\u4e5c\u4eba\u597d\u597d\u5481\u53bb\u7814\u7a76\u4e00\u822c\u8349\u5605\u71df\u990a\u6210\u4efd. \u597d\u5f69, \u6700\u8fd1\u7d10\u897f\u862d\u6709\u4e00\u9593\u5065\u5eb7\u98df\u54c1\u516c\u53f8(\u900f\u904e CHP)\u5c31\u505a\u5497\u4e00\u500b\u5c0f\u9ea5\u8349\u5605\u7814\u7a76, \u6435\u5230\u539f\u4f86\u5c0f\u9ea5\u8349\u5605\u812b\u6c34\u6210\u4efd\u5165\u9762\u6700\u591a\u53ef\u4ee5\u670928.8%\u86cb\u767d\u8cea, \u800c\u4e14\u4f62\u5605\u6c28\u57fa\u9178\u4ef2\u597d\u5747\u52fb\u6dfb (\u9664\u5497 tryptophan \u540c methionine \u4e4b\u5916). \u8c93\u8c93\u54cd\u8089\u9053\u53ef\u4ee5\u98df\u5230 tryptophan \u540c methionine, \u6240\u4ee5\u5187\u54a9\u6240\u8b02, \u9664\u975e\u55ba\u4e5c\u8089\u90fd\u5187\u5f97\u98df\u5566. <\/p>\n<p>\u4e0b\u9762\u500b\u8868\u5c31\u55ba\u9ea5\u8349\u540c\u96de\u80f8\u3001\u96de\u809d\u3001\u4e09\u6587\u9b5a\u6cb9\u4e00\u5572\u71df\u990a\u5605\u6bd4\u8f03(\u8cc7\u6599\u4f86\u6e90 CHP data \u540c\u57cb USDA data):<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.freemyrisk.com\/happymeow\/wp-content\/uploads\/2013\/01\/Research.pdf-Google-Drive.png\" width=\"515\" height=\"146\" \/><\/p>\n<p>\u6ce8\u610f, CHP data \u540c\u57cb USDA data\u90fd\u5187\u5206\u958b \u03b1-linolenic acid (an n-3 fatty acid)\u540c\u57cb \u03b3-linolenic acid (an n-6 fatty acid).<\/p>\n<p>\u540c\u5176\u4ed6\u4e73\u985e\u52d5\u7269\u4e00\u6a23, \u8c93\u8c93\u6709\u80fd\u529b\u7531 acetyl CoA \u81ea\u5df1\u88fd\u9020\u5176\u4ed6\u975e\u5fc5\u9808\u8102\u80aa\u9178. Linoleic acids (18:2) \u540c\u57cb Linolenic acids (18:3) \u55ba\u6240\u8b02\u5fc5\u9808\u8102\u80aa\u9178, \u5927\u90e8\u4efd\u54fa\u4e73\u985e\u52d5\u7269\u90fd\u8981\u9760\u98df\u756a\u5462\u5148\u6709.  MacDonald et al. (1983) \u6307 linoleic acid \u5c0d\u76ae\u819a\u6e1b\u4f4e\u900f\u6c34\u5ea6\u597d\u7dca\u8981, \u900f\u6c34\u5ea6\u592a\u9ad8\u6703\u4ee4\u6a23\u819a\u592a\u4e7e\u3001\u76ae\u6bdb\u5514\u597d, \u751a\u81f3\u53ef\u80fd\u6709\u8102\u80aa\u809d. <\/p>\n<p>\u6709\u7814\u7a76\u4ee5\u70ba\u8c93\u8c93\u5187 \u22066-desaturase, \u540c\u57cb \u22065- and \u22068-desaturase\u53c8\u5514\u5920\u6d3b\u8e8d, \u6240\u4ee5\u5187\u80fd\u529b\u9020\u5230\u5920\u5605 long-chain poly unsaturated fatty acid, PUFA, \u6240\u4ee5\u4e00\u5b9a\u8981\u9760\u98df\u5148\u53ef\u4ee5\u651e\u5230\u5920\u5605 arachidonic acid (AA). \u4f46\u55ba Pawlosky et al. (1994) \u5c31\u8b49\u5be6\u5497\u8c93\u8eab\u9ad4\u5165\u9762\u5176\u5be6\u55ba\u6709 \u22066-desaturase \u6d3b\u52d5, \u6240\u4ee5\u55ba\u6709\u80fd\u529b\u9020\u5230 AA \u5605, \u5c24\u5176\u662f\u55ba\u8166\u7d30\u80de\u5165\u9762\u53ef\u4ee5\u81ea\u5df1\u88fd\u9020  n-6 long chain PUFA, \u5176\u4e2d\u5305\u62ec 20:4n-6 AA, 22:6n-3 \u540c\u57cb 22:5n-6.<\/p>\n<p>\u4f9d\u5bb6\u5605\u554f\u984c\u53ea\u55ba, \u8c93\u5973\u6709\u53ef\u80fd\u8981\u6709\u984d\u5916\u5605 AA \u5148\u53ef\u4ee5\u6709\u6b63\u5e38\u5605\u751f\u80b2 MacDonald et al. (1984). Monger (1986) \u5c31\u8a8d\u70ba \u03b1-linolenic acid \u540c\u57cb linoleic acid \u4e92\u76f8\u54cd \u2206-6 desaturase\u65b9\u9762\u7af6\u722d, \u53ef\u80fd\u641e\u5230 AA \u5514\u53ef\u4ee5\u54cd\u5e73\u6642\u98df\u5230\u5605 \u03b1-linolenic acids \u9020\u5230\u51fa\u5462. \u4f46\u55ba  Pawlosky and  Salem (1996) \u5605\u5be6\u9a57\u5c31\u8b49\u660e\u5497 , \u53ea\u8981\u8c93\u5973\u98df\u5605\u5622\u5165\u9762\u6709 3% corn oil (or 1% corn oil + 0.2mg of AA\/100g), \u4f62\u54cb\u5c31\u751f\u5230\u8c93\u4ed4\u67b6\u5566, \u9664\u975e\u5572\u5622\u98df\u5165\u9762\u6de8\u55ba\u5f97\u756a 1% corn oil \u5566.\u56e0\u70bacorn oil \u5165\u9762\u53ea\u55ba\u6709\u597d\u591a linoleic acid, \u4f46\u5c31\u6709\u597d\u5c11 20:1n-9 eicosenoic acid MUFA \u540c\u57cb\u5b8c\u5168\u5187 AA \u540c\u5176\u4ed6long-chain PUFA (USDA database).<\/p>\n<p>\u54cd\u73fe\u5be6\u74b0\u5883\u5165\u9762, \u8c93\u8c93\u98df\u8089, \u5982\u679c\u5165\u9762\u5305\u62ec\u8840\u3001\u809d\u540c\u57cb\u8166, \u5481 AA \u5c31\u4e00\u5b9a\u5920\u67b6\u5566. \u4f8b\u5982, \u96de\u809d\u5165\u9762\u6709 0.33g of AA\/100g, \u8c6c\u8166\u5165\u9762\u6709 0.47g of AA\/100g (USDA database). \u4f46\u55ba\u5168\u8089\u9910\u5c31\u6703\u4ffe\u5514\u5230\u8c93\u8c93\u8db3\u5920\u5605 linoleic and linolenic acid, \u9664\u975e\u7528\u4e00\u5572\u9b5a\u6cb9\u5462\u88dc\u5145\u5566, \u6240\u4ee5\u4e00\u822c\u8cb7\u756a\u5462\u5605\u8c93\u7ce7\u5165\u9762\u90fd\u6703\u52a0\u5165\u5497\u4e09\u6587\u9b5a\u6cb9\u6216\u8005\u55ba\u4e00\u5572\u690d\u7269\u6cb9 (\u4f8b\u5982:  saf\ufb02ower oil \u6216\u8005 linseed oil).<\/p>\n<p>\u5481\u5176\u5be6\u8c93\u8c93(\u5c24\u5176\u662f\u55ba\u8857\u8c93)\u6709\u5187\u53ef\u80fd\u54cd\u5927\u81ea\u7136\u5165\u9762\u98df\u5230\u8db3\u5920\u5605\u5fc5\u9808\u6027\u8102\u80aa\u9178\u5462? <\/p>\n<p>\u8c93\u8c93\u5929\u751f\u6015\u6c34, \u6839\u672c\u5c31\u5514\u6703\u6349\u9b5a, \u6240\u4ee5\u54cd\u5927\u81ea\u7136\u9053\u55ba\u5187\u53ef\u80fd\u98df\u5230\u9b5a\u6cb9\u5605, \u800c\u4e14\u8c93\u8c93\u5514\u98df\u751f\u679c, \u6240\u4ee5\u90fd\u5187\u4e5c\u53ef\u80fd\u98df\u5230\u5572\u7a2e\u5b50\u5165\u9762\u5605\u690d\u7269\u6cb9. \u4ef2\u6709\u751f\u679c\u5165\u9762\u6709\u592a\u591a\u70ad\u6c34\u5316\u5408\u7269, \u6703\u641e\u5dee\u66ec\u8c93\u8c93\u5c0d\u86cb\u767d\u8cea\u5605\u6d88\u5316 (Morris et al. (1977)). \u53e6\u5916, \u597d\u591a\u7a2e\u5b50\u5176\u5be6\u90fd\u5c0d\u8c93\u90fd\u6709\u6bd2\u67b6, \u6240\u4ee5\u8c93\u8c93\u6839\u672c\u5514\u6703\u597d\u4f3c\u8001\u9f20\u5481\u53bb\u98df\u7a2e\u5b50.  <\/p>\n<p>\u4e00\u822c\u91ce\u8349\u5c31\u5514\u540c\u5566, \u4f62\u54cb\u5514\u6b62\u9053\u9053\u90fd\u6709, \u5165\u9762\u4ef2\u6709\u597d\u9b3c\u6b7b\u591a linoleic acids \u540c linolenic acids \u6dfb. \u540c\u4e09\u6587\u9b5a\u6cb9\u6bd4\u8f03, \u5c0f\u9ea5\u8349\u5165\u9762\u6709\u66f4\u52a0\u591a\u5605 linolenic acid (3.17g\/100g vs. 1.06g\/100g) , \u4f46\u55ba\u5c31\u5c11\u5497\u5572 linoleic acid (0.45g\/100g vs 1.54g\/100).  \u96d6\u7136\u4e09\u6587\u9b5a\u6cb9\u6709\u597d\u591a\u5176\u4ed6 long-chain PUFA, \u4f46\u55ba\u5176\u5be6, \u98df\u5f97\u592a\u591a long-chain PUFA, \u56e0\u70ba\u5bb9\u6613\u6c27\u5316, \u6240\u4ee5\u8c93\u8c93\u4ef2\u8981\u98df\u66f4\u52a0\u591a\u5605\u7dad\u4ed6\u547d E, \u800c\u7dad\u4ed6\u547d E \u5c31\u8981\u54cd\u690d\u7269, \u6216\u8005\u55ba\u91ce\u751f\u5605\u4e09\u6587\u9b5a\u5165\u9762\u5148\u6709, \u6240\u4ee5\u91ce\u8349\u53ef\u4ee5\u8a71\u55ba\u8c93\u8c93\u6700\u597d\u5605  18:2 and 18:3 PUFA \u4f86\u6e90.<\/p>\n<p>\u8a3b: \u54cd\u52d5\u7269\u71df\u990a\u5605\u8a0e\u8ad6\u5165\u9762, \u9999\u6e2f\u8a9e\u7248\u53ea\u55ba\u6fc3\u7e2e\u7248, \u82f1\u6587\u539f\u6587\u6709\u8a73\u7d30\u5572\u5605\u8a0e\u8ad6. \u53e6\u5916, \u4e00\u5572\u4e2d\u6587\u5b78\u540d, \u7b46\u8005\u55ba\u5f9e\u4f86\u90fd\u5514\u8b58\u5605, \u4ea6\u5187\u5fc3\u6a5f\u53bb\u7406\u4f62\u55ba\u4e5c, \u6240\u4ee5\u6709\u932f\u55ba\u61c9\u8a72\u67b6.<\/p>\n<\/p>\n<p><small>\u672c\u6587\u7531\u81ea\u52a8\u805a\u5408\u7a0b\u5e8f\u53d6\u81ea\u7f51\u7edc\uff0c\u5185\u5bb9\u548c\u89c2\u70b9\u4e0d\u4ee3\u8868\u6570\u5b57\u65f6\u4ee3\u7acb\u573a<\/small><\/p>\n<form method=\"POST\" action=\"http:\/\/chinadigitaltimes.us4.list-manage.com\/subscribe\/post?u=17daa75df533f6c6ff72e51ab&#038;id=b4fd4ae247\">\n<a href=\"http:\/\/eepurl.com\/mstlf\" target=\"_blank\" rel=\"noopener\">\u5899\u5916\u65b0\u95fb\u5b9e\u65f6\u66f4\u65b0 \u6b22\u8fce\u8ba2\u9605\u6570\u5b57\u65f6\u4ee3<\/a><br \/>\n <br \/><input type=\"email\" value=\"\" name=\"EMAIL\" id=\"mce-EMAIL_in_post\" size=\"25\" style=\"display:block;\" placeholder=\"\u8bf7\u8f93\u5165\u60a8\u7684\u90ae\u4ef6\u5730\u5740\" required><br \/>\n\t<input type=\"submit\" value=\"\u70b9\u51fb\u8ba2\u9605\" name=\"subscribe\" style=\"height: 20px;\" id=\"in_post_subscribe\"><br \/>\n<\/form>\n","protected":false},"excerpt":{"rendered":"<p> \u7b2c\u4e09\u7ae0 \u8349\u5c0d\u8c93\u8c93\u5605\u6f5b\u5728\u71df\u990a\u50f9\u503c (A) Long-chain polyunsaturated fatty acid (\u9577\u93c8\u591a\u91cd\u4e0d\u98fd\u548c\u8102\u80aa\u9178) \u5176\u5be6, \u597d\u591a\u4eba\u90fd\u77e5\u8c93\u8c93\u55ba\u53ef\u4ee5\u6d88\u5316\u67d0\u4e00\u5572\u70ad\u6c34\u5316\u5408\u7269, \u4f46\u55ba\u5c31\u5187\u4e00\u5b9a\u8981\u98df\u70ad\u6c34\u5316\u5408\u7269, \u56e0\u70ba\u8c93\u8c93\u53ef\u4ee5\u76f4\u63a5\u7528\u86cb\u767d\u8cea\u540c\u57cb\u8102\u80aa\u5462\u5230\u88fd\u9020\u71b1\u91cf. \u8c93\u4ef2\u5514\u540c\u72d7, \u8c93\u500b\u809d\u5514\u6703\u88fd\u9020 glucokinase, \u4ef2\u6709\u8c93\u597d\u4f3c\u53cd\u82bb\u52d5\u7269 (ruminants) \u5481, \u6709\u5176\u4ed6\u5169\u7a2e hexokinases, \u5462\u500b\u7279\u6027\u540c\u4f62\u54cb\u8eab\u9ad4\u7d30\u80de\u5605\u4f4e\u7cd6\u8981\u6c42\u597d\u6709\u95dc\u4fc2 (Morris (2002)). \u5982\u679c\u8981\u6210\u70ba\u8089\u985e\u5605\u88dc\u5145\u54c1, \u5481\u4e00\u822c\u5605\u8349\u5c31\u8981\u6709\u5572\u8089\u5165\u9762\u5187\u4e5c\u5605\u71df\u990a. \u597d\u53ef\u60dc\u4e00\u8def\u90fd\u5187\u4e5c\u4eba\u597d\u597d\u5481\u53bb\u7814\u7a76\u4e00\u822c\u8349\u5605\u71df\u990a\u6210\u4efd. \u597d\u5f69, \u6700\u8fd1\u7d10\u897f\u862d\u6709\u4e00\u9593\u5065\u5eb7\u98df\u54c1\u516c\u53f8(\u900f\u904e CHP)\u5c31\u505a\u5497\u4e00\u500b\u5c0f\u9ea5\u8349\u5605\u7814\u7a76, \u6435\u5230\u539f\u4f86\u5c0f\u9ea5\u8349\u5605\u812b\u6c34\u6210\u4efd\u5165\u9762\u6700\u591a\u53ef\u4ee5\u670928.8%\u86cb\u767d\u8cea, \u800c\u4e14\u4f62\u5605\u6c28\u57fa\u9178\u4ef2\u597d\u5747\u52fb\u6dfb (\u9664\u5497 tryptophan \u540c methionine \u4e4b\u5916). \u8c93\u8c93\u54cd\u8089\u9053\u53ef\u4ee5\u98df\u5230 tryptophan \u540c methionine, \u6240\u4ee5\u5187\u54a9\u6240\u8b02, \u9664\u975e\u55ba\u4e5c\u8089\u90fd\u5187\u5f97\u98df\u5566<\/p>\n","protected":false},"author":997,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","ampforwp-amp-on-off":"","home_featured":"","footnotes":"","_links_to":"","_links_to_target":""},"categories":[20534],"tags":[8712,16910,19196],"class_list":["post-276922","post","type-post","status-publish","format-standard","hentry","category-20534","tag-8712","tag-16910","tag-19196","et-doesnt-have-format-content","et_post_format-et-post-format-standard"],"_links":{"self":[{"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/posts\/276922","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/users\/997"}],"replies":[{"embeddable":true,"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/comments?post=276922"}],"version-history":[{"count":0,"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/posts\/276922\/revisions"}],"wp:attachment":[{"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/media?parent=276922"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/categories?post=276922"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chinadigitaltimes.net\/chinese\/wp-json\/wp\/v2\/tags?post=276922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}