{"id":420,"date":"2016-12-05T07:06:39","date_gmt":"2016-12-05T07:06:39","guid":{"rendered":"http:\/\/cdyduochanoi.vn\/?p=420"},"modified":"2016-12-05T07:06:39","modified_gmt":"2016-12-05T07:06:39","slug":"khang-sinh-tim-thay-tren-mui-nguoi","status":"publish","type":"post","link":"https:\/\/jovarq.com\/khang-sinh-tim-thay-tren-mui-nguoi\/","title":{"rendered":"Kh\u00e1ng sinh t\u00ecm th\u1ea5y tr\u00ean m\u0169i ng\u01b0\u1eddi"},"content":{"rendered":"
Trong th\u1eddi \u0111\u1ea1i vi khu\u1ea9n kh\u00e1ng thu\u1ed1c m\u1ea1nh m\u1ebd \u0111ang \u0111\u1ea9y kh\u00e1ng sinh \u0111\u1ebfn v\u1ef1c th\u1eb3m th\u00ec vi\u1ec7c t\u00ecm ra nh\u1eefng kh\u00e1ng sinh m\u1edbi l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft h\u01a1n bao gi\u1edd h\u1ebft. May m\u1eafn thay tr\u00ean con \u0111\u01b0\u1eddng l\u00e2u d\u00e0i v\u00e0 \u0111\u1ea7y tr\u1eafc tr\u1edf \u1ea5y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 b\u1eaft g\u1eb7p m\u1ed9t lo\u1ea1i kh\u00e1ng sinh m\u1edbi \u1edf ngay tr\u00ean \u2026 m\u0169i ch\u00fang ta.<\/b><\/span><\/p>\n Tr\u00ean th\u1ef1c t\u1ebf, da v\u00e0 ni\u00eam m\u1ea1ch ng\u01b0\u1eddi lu\u00f4n c\u00f3 r\u1ea5t r\u1ea5t nhi\u1ec1u vi khu\u1ea9n c\u01b0 ng\u1ee5 tr\u00ean \u0111\u00f3. \u1ede ng\u01b0\u1eddi b\u00ecnh th\u01b0\u1eddng, kh\u1ecfe m\u1ea1nh th\u00ec c\u00e1c ch\u1ee7ng vi khu\u1ea9n n\u00e0y c\u00f3 m\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng sinh t\u01b0\u01a1ng kh\u1eafc v\u1edbi nhau v\u00e0 v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh, t\u1ea1o n\u00ean m\u1ed9t s\u1ef1 c\u00e2n b\u1eb1ng nh\u1ea5t \u0111\u1ecbnh, g\u00f3p ph\u1ea7n quan tr\u1ecdng b\u1ea3o v\u1ec7\u00a0s\u1ee9c kh\u1ecfe c\u1ee7a con ng\u01b0\u1eddi.<\/span><\/p>\n <\/p>\n \u0110i\u1ec1u kh\u00e1 b\u1ea5t ng\u1edd l\u00e0 ch\u1ea5t kh\u00e1ng sinh n\u00e0y \u0111\u01b0\u1ee3c ti\u1ebft ra t\u1eeb m\u1ed9t ch\u1ee7ng vi khu\u1ea9n c\u01b0 ng\u1ee5 \u1edf m\u0169i v\u00e0 c\u00f3 th\u1ec3\u00a0di\u1ec7t m\u1ed9t ch\u1ee7ng vi khu\u1ea9n kh\u00e1c khi\u1ebfn h\u00e0ng ngh\u00ecn ng\u01b0\u1eddi thi\u1ec7t m\u1ea1ng m\u1ed7i n\u0103m.<\/span><\/p>\n Andrew Read, m\u1ed9t nh\u00e0 sinh v\u1eadt h\u1ecdc ti\u1ebfn h\u00f3a thu\u1ed9c tr\u01b0\u1eddng \u0110\u1ea1i H\u1ecdc <\/span>Pennsylvania\u00a0cho r\u1eb1ng nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm trong t\u1ef1 nhi\u00ean c\u00e1ch gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 m\u00e0 t\u1ef1 nhi\u00ean mang t\u1edbi cho\u00a0ch\u00fang ta.<\/span><\/span><\/p>\n D\u0129 nhi\u00ean kh\u00e1ng sinh m\u1edbi r\u1ea5t \u0111\u01b0\u1ee3c ch\u00e0o \u0111\u00f3n,v\u00ec th\u1ebf gi\u1edbi \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc vi\u1ec5n c\u1ea3nh tr\u1edf v\u1ec1 th\u1eddi k\u1ef3 ti\u1ec1n kh\u00e1ng sinh. Nh\u01b0ng c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ra \u0111i\u1ec1u n\u00e0y cho r\u1eb1ng nghi\u00ean c\u1ee9u\u00a0cu\u1ed9c chi\u1ebfn gi\u1eefa c\u00e1c lo\u00e0i vi khu\u1ea9n di\u1ec5n ra tr\u00ean c\u01a1 th\u1ec3 c\u00f3 th\u1ec3 t\u00ecm ra nhi\u1ec1u thu\u1ed1c h\u01a1n n\u1eefa. H\u1ecd cho r\u1eb1ng\u00a0\u0111\u00e2y l\u00e0 quan\u00a0ni\u1ec7m m\u1edbi trong c\u00f4ng cu\u1ed9c t\u00ecm ki\u1ebfm thu\u1ed1c kh\u00e1ng sinh.<\/span><\/p>\n \u0110i\u1ec3m xu\u1ea5t ph\u00e1t c\u00f3 l\u1ebd b\u1eaft \u0111\u1ea7u t\u1eeb m\u1ed9t vi khu\u1ea9n th\u01b0\u1eddng v\u00f4 h\u1ea1i, nh\u01b0ng \u0111\u00f4i khi l\u1ea1i c\u1ef1c k\u1ef3 nguy hi\u1ec3m v\u00e0 c\u00f3 th\u1ec3 \u0111e d\u1ecda t\u00ednh m\u1ea1ng con ng\u01b0\u1eddi: t\u1ee5 c\u1ea7u v\u00e0ng (<\/span>Staphylococcus aureus)<\/span><\/span><\/p>\n Ch\u1ee7ng vi khu\u1ea9n s\u1ed1ng \u1edf m\u0169i v\u00e0 tr\u00ean da ng\u01b0\u1eddi n\u00e0y c\u00f3 th\u1ec3 ti\u1ebfn v\u00e0o c\u00e1c v\u1ebft th\u01b0\u01a1ng v\u00e0 g\u00e2y nhi\u1ec5m tr\u00f9ng huy\u1ebft-m\u1ed9t b\u1ec7nh r\u1ea5t n\u1eb7ng. \u0110\u1eb7c bi\u1ec7t d\u1ea1ng kh\u00e1ng thu\u1ed1c c\u1ee7a t\u1ee5 c\u1ea7u v\u00e0ng<\/span> c\u00f3 t\u00ean g\u1ecdi l\u00e0 MRSA l\u00e0 nguy\u00ean nh\u00e2n c\u1ee7a 10,000 ca t\u1eed vong m\u1ed7i n\u0103m ch\u1ec9 t\u00ednh ri\u00eang t\u1ea1i M\u1ef9.<\/span><\/span><\/p>\n <\/span><\/p>\n <\/p>\n Tuy nhi\u00ean, \u0111i\u1ec1u khi\u1ebfn c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i tr\u01b0\u1eddng \u0110\u1ea1i H\u1ecdc<\/span>T\u00fcbingen t\u00f2 m\u00f2 l\u00e0 t\u1ea1i sao nh\u00ecn chung c\u1ee9 3 ng\u01b0\u1eddi th\u00ec ch\u1ec9 c\u00f3 1 ng\u01b0\u1eddi mang t\u1ee5 c\u1ea7u v\u00e0ng tr\u00ean m\u0169i? T\u1ea1i sao c\u00f3 ng\u01b0\u1eddi c\u00f3, c\u00f3 ng\u01b0\u1eddi kh\u00f4ng c\u00f3?<\/span><\/span><\/p>\n Ph\u00e2n t\u00edch ch\u1ea5t nh\u1ea7y \u1edf m\u0169i ng\u01b0\u1eddi, h\u1ecd ph\u00e1t hi\u1ec7n th\u1ea5y m\u0169i l\u00e0 m\u00f4i tr\u01b0\u1eddng r\u1ea5t kh\u00f4ng l\u00fd t\u01b0\u1edfng \u0111\u1ed1i v\u1edbi vi khu\u1ea9n. \u201cN\u1ebfu t\u00f4i l\u00e0 vi khu\u1ea9n, th\u00ec t\u00f4i s\u1ebd kh\u00f4ng \u0111i v\u00e0o m\u0169i\u201d <\/span>Peschel, m\u1ed9t th\u00e0nh vi\u00ean trong nh\u00f3m nghi\u00ean c\u1ee9u n\u00f3i.<\/span><\/span><\/p>\n Theo c\u00e1c nh\u00e0 khoc h\u1ecdc, ch\u00ednh do m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, n\u00ean c\u00e1c vi khu\u1ea9n ph\u1ea3i c\u1ea1nh tranh v\u1edbi nhau v\u00ec ngu\u1ed3n s\u1ed1ng. \u0110i theo h\u01b0\u1edbng \u0111\u00f3, h\u1ecd ph\u00e1 hi\u1ec7n ra m\u1ed9t ch\u1ee7ng vi khu\u1ea9n t\u00ean l\u00e0<\/span>S<\/i>.\u00a0lugdunensis<\/i> <\/i>h\u00f3a ra l\u1ea1i c\u00f3 th\u1ec3 \u1ee9c ch\u1ebf r\u1ea5t t\u1ed1t lo\u00e0i t\u1ee5 c\u1ea7u v\u00e0ng.<\/span>H\u1ecd th\u1ea5y <\/span>S<\/i>.\u00a0lugdunensis<\/i> <\/i>s\u1ea3n xu\u1ea5t ra m\u1ed9t h\u1ee3p ch\u1ea5t kh\u00e1ng sinh v\u00e0 \u0111\u00e3 t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c trong ph\u00f2ng th\u00ed nghi\u1ec7m. Ch\u1ea5t kh\u00e1ng sinh n\u00e0y c\u00f3 t\u00ean g\u1ecdi l\u00e0 <\/span>lugdunin c\u00f3 th\u1ec3 \u1ee9c ch\u1ebf t\u1ee5 c\u1ea7u v\u00e0ng tr\u00ean \u0111\u0129a c\u1ea5y vi khu\u1ea9n v\u00e0 l\u00e0m gi\u1ea3m hay th\u1eadm ch\u00ed nh\u1ed5 t\u1eadn g\u1ed1c lo\u00e0i vi khu\u1ea9n n\u00e0y khi d\u00f9ng tr\u00ean da chu\u1ed9t. <\/span>Lugdunin c\u0169ng hi\u1ec7u qu\u1ea3 trong vi\u1ec7c ch\u1ed1ng l\u1ea1i vi khu\u1ea9n kh\u00e1ng thu\u1ed1c\u00a0\u0111\u00e3 n\u00f3i tr\u00ean.<\/span><\/span><\/p>\n <\/p>\n \u0110\u1eb7c bi\u1ec7t, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f2n th\u1ea5y r\u1eafng t\u1ee5 c\u1ea7u v\u00e0ng kh\u00f4ng kh\u00e1ng l\u1ea1i thu\u1ed1c kh\u00e1ng sinh n\u00e0y, d\u00f9 \u0111\u00e3 ti\u1ebfp x\u00fac v\u1edbi <\/span>lugdunin n\u1ed3ng \u0111\u1ed9 th\u1ea5p trong 30 ng\u00e0y.<\/span><\/span><\/p>\n Ph\u00e2n t\u00edch qu\u1ea7n th\u1ec3 sinh v\u1eadt t\u1ea1i m\u0169i 187 b\u1ec7nh nh\u00e2n, h\u1ecd th\u1ea5y 60 b\u1ec7nh nh\u00e2n c\u00f3 ch\u1ee9a t\u1ee5 c\u1ea7u v\u00e0ng 17 b\u1ec7nh nh\u00e2n c\u00f3 <\/span>S<\/i>.\u00a0lugdunensis<\/i><\/i>trong khi \u0111\u00f3 ch\u1ec9 duy nh\u1ea5t 1 b\u1ec7nh nh\u00e2n ch\u1ee9a c\u1ea3 hai lo\u1ea1i vi khu\u1ea9n n\u00e0y. Th\u1ef1c t\u1ebf n\u00e0y l\u00e0 m\u1ed9t minh ch\u1ee9ng cho s\u1ee9c m\u1ea1nh c\u1ee7a<\/span>S<\/i>.\u00a0lugdunensis<\/i>.<\/i><\/span><\/span><\/p>\n <\/p>\n Kh\u00f4ng ch\u1ec9 d\u1eebng \u1edf \u0111\u00f3, ph\u00e1t hi\u1ec7n c\u00f2n m\u1edf ra m\u1ed9t ch\u00e2n tr\u1eddi m\u1edbi cho c\u00f4ng cu\u1ed9c t\u00ecm ki\u1ebfm kh\u00e1ng sinh v\u00e0 ch\u1ed1ng l\u1ea1i vi khu\u1ea9n. B\u1eb1ng vi\u1ec7c nghi\u00ean c\u1ee9u m\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng kh\u1eafc hay cu\u1ed9c chi\u1ebfn tranh gi\u1eefa c\u00e1c lo\u00e0i vi khu\u1ea9n, ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm ra nh\u1eefng v\u0169 kh\u00ed h\u1eefu hi\u1ec7u \u0111\u1ec3 b\u1ed5 sung k\u1ecbp th\u1eddi cho cu\u1ed9c chi\u1ebfn gi\u1eefa kh\u00e1ng sinh v\u00e0 vi khu\u1ea9n \u0111ang ng\u00e0y c\u00e0ng kh\u00f4ng c\u00e2n s\u1ee9c.<\/span><\/p>\n Tuy nhi\u00ean, m\u1ed9t s\u1ed1 chuy\u00ean gia c\u0169ng b\u00e0y t\u1ecf m\u1ed1i lo ng\u1ea1i v\u1ec1 ph\u01b0\u01a1ng h\u01b0\u1edbng n\u00e0y. M\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng sinh v\u00e0 t\u01b0\u01a1ng kh\u1eafc gi\u1eefa c\u00e1c vi khu\u1ea9n \u0111\u00e3 t\u1ea1o n\u00ean s\u1ef1 c\u00e2n b\u1eb1ng r\u1ea5t tinh t\u1ebf\u00a0t\u1eeb h\u00e0ng tri\u1ec7u n\u0103m nay v\u00e0 \u1edf kh\u1eafp n\u01a1i tr\u00ean c\u01a1 th\u1ec3 ng\u01b0\u1eddi. V\u1eady \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu ch\u00fang ta can thi\u1ec7p v\u00e0o c\u00e1c m\u1ed1i quan h\u1ec7 n\u00e0y m\u1ed9t c\u00e1ch b\u1eeba b\u00e3i?<\/span><\/p>\n Theo sciencemag<\/span><\/p>\n","protected":false},"excerpt":{"rendered":" Trong th\u1eddi \u0111\u1ea1i vi khu\u1ea9n kh\u00e1ng thu\u1ed1c m\u1ea1nh m\u1ebd \u0111ang \u0111\u1ea9y kh\u00e1ng sinh \u0111\u1ebfn v\u1ef1c th\u1eb3m th\u00ec vi\u1ec7c t\u00ecm ra nh\u1eefng kh\u00e1ng sinh m\u1edbi l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft h\u01a1n bao gi\u1edd h\u1ebft. May m\u1eafn thay tr\u00ean con \u0111\u01b0\u1eddng l\u00e2u d\u00e0i…<\/p>\n","protected":false},"author":1,"featured_media":421,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc-nganh-y"],"yoast_head":"\nNh\u1edd \u0111\u00e2u m\u00e0 ch\u00fang ta t\u00ecm th\u1ea5y kh\u00e1ng sinh tr\u00ean m\u0169i ng\u01b0\u1eddi?<\/span><\/h3>\n