{"id":6545,"date":"2023-09-25T12:01:39","date_gmt":"2023-09-25T04:01:39","guid":{"rendered":"https:\/\/wilback.com\/?p=6545"},"modified":"2023-09-28T10:42:54","modified_gmt":"2023-09-28T02:42:54","slug":"anatomy-and-physiology-2e-03-06","status":"publish","type":"post","link":"https:\/\/wilback.com\/anatomy-and-physiology-2e-03-06\/","title":{"rendered":"\u7d30\u80de\u5206\u5316\uff5c\u7b2c3\u7ae0 \u6709\u6a5f\u9ad4\u7684\u7d30\u80de\u5c64\u6b21 3.6\u300a\u89e3\u5256\u5b78\u8207\u751f\u7406\u5b78 2e\u300b"},"content":{"rendered":"\n
\u672c\u7bc7\u6587\u7ae0\u7531\u591c\u9ece<\/span><\/strong>\u6700\u5f8c\u4e00\u6b21\u66f4\u65b0\u65bc2023\u5e749\u670825\u65e5<\/span><\/strong><\/p>\n\n\n \u672c\u6587\u7ae0\u5167\u5bb9\u57fa\u65bc\u840a\u65af\u5927\u5b78 OpenStax \u7684 Anatomy and Physiology 2e<\/strong><\/span><\/em>\uff0c\u7531\u591c\u9ece<\/span><\/strong>\u91cd\u65b0\u7de8\u8f2f\u3002\uff08\u6839\u64da\u672c\u66f8\u524d\u8a00<\/a>\u4e2d\u7684\u5275\u7528 CC BY 4.0 \u8072\u660e<\/a>\uff09<\/p>\n<\/span><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n \u539f\u6587\u50b3\u9001\u9580\uff1a<\/strong><3> The Cellular Level of Organization \u2014 3.6 Cellular Differentiation<\/a> \u5b78\u7fd2\u672c\u7ae0\u5f8c\uff0c\u4f60\u5c07\u80fd\u5920\uff1a<\/p>\n\n\n\n \u50cf\u4eba\u985e\u9019\u6a23\u7684\u8907\u96dc\u751f\u7269\u9ad4\u662f\u5982\u4f55\u5f9e\u55ae\u4e00\u7d30\u80de\uff08\u53d7\u7cbe\u5375\uff09\u767c\u80b2\u6210\u5177\u6709\u6210\u4eba\u7279\u5fb5\u7684\u5927\u91cf\u7d30\u80de\u985e\u578b\uff08\u4f8b\u5982\u795e\u7d93\u7d30\u80de\u3001\u808c\u8089\u7d30\u80de\u548c\u4e0a\u76ae\u7d30\u80de\uff09\uff1f \u5728\u6574\u500b\u767c\u80b2\u548c\u6210\u5e74\u671f\uff0c\u7d30\u80de\u5206\u5316\u7684\u904e\u7a0b\u5c0e\u81f4\u7d30\u80de\u5448\u73fe\u5176\u6700\u7d42\u7684\u5f62\u614b\u5b78\u3014morphology\u3015<\/small>\u548c\u751f\u7406\u5b78\u3002 \u5206\u5316<\/strong>\u3014Differentiation\u3015<\/small>\u662f\u975e\u7279\u5316\u3014unspecialized\u3015<\/small>\u7d30\u80de\u8b8a\u5f97\u7279\u5316\u3014specialized\u3015<\/small>\uff0c\u4ee5\u57f7\u884c\u4e0d\u540c\u529f\u80fd\u7684\u904e\u7a0b\u3002<\/span><\/p>\n\n\n\n \u5e79\u7d30\u80de<\/strong>\u3014stem cell\u3015<\/small>\u662f\u4e00\u7a2e\u975e\u7279\u5316\u7d30\u80de\uff0c\u53ef\u4ee5\u6839\u64da\u9700\u8981\u7121\u9650\u5236\u5730\u5206\u88c2\uff0c\u4e26\u4e14\u5728\u7279\u5b9a\u689d\u4ef6\u4e0b\u53ef\u4ee5\u5206\u5316\u70ba\u7279\u5316\u7d30\u80de\u3002<\/span> \u5e79\u7d30\u80de\u4f9d\u5176\u5206\u5316\u6f5b\u529b\u5206\u70ba\u5e7e\u985e\u3002<\/p>\n\n\n\n \u53d7\u7cbe\u5375\u3014zygote\u3015<\/small>\u5206\u88c2\u7522\u751f\u7684\u7b2c\u4e00\u500b\u80da\u80ce\u7d30\u80de\u662f\u6700\u7d42\u7684\u5e79\u7d30\u80de\uff1b \u9019\u4e9b\u5e79\u7d30\u80de\u88ab\u63cf\u8ff0\u70ba\u5168\u80fd\u7684\u3014totipotent\u3015<\/small>\uff0c\u56e0\u70ba\u5b83\u5011\u6709\u53ef\u80fd\u5206\u5316\u6210\u751f\u7269\u9ad4\u751f\u9577\u548c\u767c\u80b2\u6240\u9700\u7684\u4efb\u4f55\u7d30\u80de\u3002<\/p>\n\n\n\n \u7531\u5168\u80fd\u5e79\u7d30\u80de<\/strong>\u3014totipotent stem cells\u3015<\/small>\u767c\u80b2\u800c\u4f86\u7684\u80da\u80ce\u7d30\u80de\uff0c\u5b83\u5011\u662f\u80da\u80ce\u7684\u57fa\u672c\u7d44\u7e54\u5c64\u7684\u524d\u9ad4\uff0c\u88ab\u5206\u985e\u70ba\u842c\u80fd\u5e79\u7d30\u80de\u3002 \u842c\u80fd\u5e79\u7d30\u80de<\/strong>\u3014pluripotent stem cell\u3015<\/small>\u662f\u4e00\u7a2e\u5177\u6709\u5206\u5316\u6210\u4efb\u4f55\u985e\u578b\u4eba\u9ad4\u7d44\u7e54\u7684\u6f5b\u529b\uff0c\u4f46\u7121\u6cd5\u652f\u6301\u751f\u7269\u9ad4\u5168\u9762\u767c\u80b2\u7684\u7d30\u80de\u3002 \u9019\u4e9b\u7d30\u80de\u96a8\u5f8c\u8b8a\u5f97\u66f4\u52a0\u7279\u5316\uff0c\u88ab\u7a31\u70ba\u591a\u80fd\u7d30\u80de\u3014multipotent cells\u3015<\/small>\u3002<\/p>\n\n\n\n \u591a\u80fd\u5e79\u7d30\u80de<\/strong>\u3014multipotent stem cell\u3015<\/small>\u5177\u6709\u5206\u5316\u6210\u7d66\u5b9a\u7d30\u80de\u8b5c\u7cfb\u3014given cell lineage\u3015<\/small>\u6216\u5c11\u91cf\u8b5c\u7cfb\u3014small number of lineages\u3015<\/small>\u5167\u4e0d\u540c\u985e\u578b\u7d30\u80de\u7684\u6f5b\u529b\uff0c\u4f8b\u5982\u7d05\u8840\u7403\u6216\u767d\u8840\u7403\u3002<\/p>\n\n\n\n \u6700\u5f8c\uff0c\u591a\u80fd\u7d30\u80de\u3014multipotent cells\u3015<\/small>\u53ef\u4ee5\u9032\u4e00\u6b65\u6210\u70ba\u7279\u5316\u7684\u5be1\u80fd\u7d30\u80de\u3014oligopotent cells\u3015<\/small>\u3002 \u5be1\u80fd\u5e79\u7d30\u80de<\/strong>\u3014oligopotent stem cell\u3015<\/small>\u50c5\u9650\u65bc\u6210\u70ba\u5e7e\u7a2e\u4e0d\u540c\u7d30\u80de\u985e\u578b\u4e2d\u7684\u4e00\u7a2e\u3002 \u76f8\u8f03\u4e4b\u4e0b\uff0c\u55ae\u80fd\u7d30\u80de<\/strong>\u3014unipotent cell\u3015<\/small>\u662f\u5b8c\u5168\u7279\u5316\u7684\uff0c\u53ea\u80fd\u7e41\u6b96\u4ee5\u7522\u751f\u66f4\u591a\u5176\u81ea\u8eab\u7279\u5b9a\u7684\u7d30\u80de\u985e\u578b\u3002<\/p>\n\n\n\n \u5e79\u7d30\u80de\u7684\u7368\u7279\u4e4b\u8655\u5728\u65bc\u5b83\u5011\u9084\u53ef\u4ee5\u4e0d\u65b7\u5206\u88c2\u548c\u518d\u751f\u65b0\u7684\u5e79\u7d30\u80de\uff0c\u800c\u4e0d\u662f\u9032\u4e00\u6b65\u7279\u5316\u3014specializing\u3015<\/small>\u3002 <\/span>\u4eba\u985e\u751f\u547d\u7684\u4e0d\u540c\u968e\u6bb5\u5b58\u5728\u8457\u4e0d\u540c\u7684\u5e79\u7d30\u80de\u3002 \u5b83\u5011\u5305\u62ec\u80da\u80ce\u3014embryo\u3015<\/small>\u7684\u80da\u80ce\u5e79\u7d30\u80de<\/strong>\u3014embryonic stem cells\u3015<\/small>\u3001\u80ce\u5152\u3014fetus\u3015<\/small>\u7684\u80ce\u5152\u5e79\u7d30\u80de<\/strong>\u3014fetal stem cells\u3015<\/small>\u548c\u6210\u4eba\u3014adult\u3015<\/small>\u7684\u6210\u9ad4\u5e79\u7d30\u80de<\/strong>\u3014adult stem cells\u3015<\/small>\u3002 \u6210\u9ad4\u5e79\u7d30\u80de\u7684\u4e00\u7a2e\u985e\u578b\u662f\u4e0a\u76ae\u5e79\u7d30\u80de<\/strong>\u3014epithelial stem cell\u3015<\/small>\uff0c\u5b83\u5728\u76ae\u819a\u8868\u76ae\u7684\u591a\u5c64\u4e0a\u76ae\u7d30\u80de\u4e2d\u7522\u751f\u89d2\u8cea\u5f62\u6210\u7d30\u80de<\/strong>\u3014keratinocytes\u3015<\/small>\u3002 \u6210\u4eba\u9aa8\u9ad3\u6709\u4e09\u7a2e\u4e0d\u540c\u985e\u578b\u7684\u5e79\u7d30\u80de\uff1a\u9020\u8840\u5e79\u7d30\u80de<\/strong>\u3014hematopoietic stem cells\u3015<\/small>\uff08\u7522\u751f\u7d05\u8840\u7403\u3001\u767d\u8840\u7403\u548c\u8840\u5c0f\u677f\uff09\uff08\u5716 3.34\uff09\uff1b \u5167\u76ae\u5e79\u7d30\u80de<\/strong>\u3014endothelial stem cells\u3015<\/small>\uff08\u7522\u751f\u6392\u5217\u5728\u8840\u7ba1\u548c\u6dcb\u5df4\u7ba1\u4e0a\u7684\u5167\u76ae\u7d30\u80de\u985e\u578b\uff09\uff1b \u548c\u9593\u8cea\u5e79\u7d30\u80de<\/strong>\u3014mesenchymal stem cells\u3015<\/small>\uff08\u7522\u751f\u4e0d\u540c\u985e\u578b\u7684\u808c\u8089\u7d30\u80de\uff09\u3002<\/p>\n\n\n\n
\u7d22\u5f15\u50b3\u9001\u9580\uff1a<\/strong>\u300a\u89e3\u5256\u5b78\u548c\u751f\u7406\u5b782e\u300b\u7d22\u5f15\u9801\u9762<\/a><\/p>\n\n\n\n\n
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