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coli¡A³q±`²¼g?E.
coli¡^¡A¬O¤H©M°Êª«¸z¹D¤¤³Ì¥Dn©M¼Æ¶q³Ì¦hªº¤@ºØ²Óµß¡A¥Dn±H¥Í©ó¤j¸z¤º¡C¬O¤@ºØ¨âºÝ¶w¶ê¡B¯à¹B°Ê¡BµLªÞÌUªºÝ©Ê¹½®ñ²Äõ¤ó³±©Êµu±ìµß¡A¥i¥Í¦s©ó¦³®ñ©ÎµL®ñªºÀô¹Ò¡C°£¬Y¨Çµß«¬¯à¤Þ°_¸¡Âm¥~¡A¤@¯ë¤£P¯f¡A¯à¦X¦¨ºû¥Í¯ÀB©MK¡A¹ï¤HÅ馳¯q¡C¤j¸z±ìµß¬OÁ{§É¤W³Ì±`¤ÀÂ÷ªº²Óµß¤§¤@¡A¤×¨ä¬Oªc§¿¹D·P¬V»P¿È½H¡A¥Dnªº·P¬V·½¬°¯f¤H¥»¨ÁT«K¡C¤j¸z±ìµß¬O¸z¤ºªº¥¿±`µßÂO¡A³Q¥Î¨ÓºÊ´ú¤ô½è¬O§_¾D¨üÁT«K¦¾¤ô¦¾¬Vªº«ü¼Ð¡C¨ä¹ê¡A¦h¼Æ¤j¸z±ìµß¹ï©ó¤HÃþ¬OµL®`¡A¬O¸ò¤HÃþ¦@¥Íªº²Óµß¡C¦ý¤´¦³¨Ç¬ðÅܪº¤j¸z±ìµßµß«¬¬O¦³®`¤HÃþªº¡A¥Dn¬O¤Þ°_¹ª«¤¤¬r¡A³Ì±`µo¥Íªº¯gª¬¬°¸¡Âm¡A¨Ò¦p¡G¥»¦¸³y¦¨¼w°ê¼sªx¬y¦æªºEnterohemorrhagic
E. coli
(EHEC¡A¸z¹D¥X¦å©Ê¤j¸z±ìµß)¡A°£¤FÃþ¦üµg¯eªº¥X¦å©Ê¸¡Âm¯gª¬¤§¥~¡A©|¥i¤Þ°_µÇŦ°IºÜ¡A¬Æ¦ÜP¦º¡C¨ä¥LªºP¯f©Ê¤j¸z±ìµß¡A¦p¸z¬r¯À«¬¤j¸z±ìµß(enterotoxigeic
E. colii; ETEC) ¡B ¸z«Iŧ©Ê¤j¸z±ìµß(enteroinvasive E. coli;
EIEC) ¡B ¸z¯fì©Ê«¬¤j¸z±ìµß(enteropathogenic E. coli; EPEC) ¡B
¸z¤ºªþµÛ©Ê¤j¸z±ìµß(enteroadherent aggregative E. coli; EAggEC or
EAEC)¡A¦³¿³½ìªÌ¡A½Ð¦A°Ñ¾\¥»¤å«áªºªþ¿ý¡C
¦¹¦¸ªº¼w°ê¬y¦æªºEHEC¡A¸ò¹L¥hªºO157µß«¬¤£¦P¡A¦ý¯gª¬Ãþ¦ü¡A¥i¥H¤Þ°_P©Rªº·»¦å©Ê§¿¬r¯gÔ¸s¡]hemorragic uremic
syndrom¡FHUS¡^¡CWHOµo¥¬¡A¦¹¦¸¬y¦æªºµß«¬¬O¥þ·sªºµß«¬¡Aµß«¬¬°O104;H4¡A¦Ó«DO157:H7¡A±a¦³EAECªº¬r©Ê½èÅé¡F¨Ì¾Ú²`¦`µØ¤j°ò¦]¬ã¨s°|¤ñ¹ï©ó1991¦~¨ú±oªºO104;H4ªºµß®è¡A¦¹µß±a¦³EAECªº¯S©Ê¡A¬O¤§«e±q¥¼¦b¥ô¦ó¬Ì±¡¤¤³QÀË´ú¥X¨Ó¡C²Îp¦Ü5/27¬°¤î¡A¼w°êªº256¨Ò¤ÞµoHUS¯gª¬ªÌ¦³86%¬°¦¨¤H¡A2006
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EHEC³oÓ¦Wµü¡A¦¦b§Ú¥Á°ê70¦~¥N¡A¦b¥x¤¤ºaÁ`·L¥Íª«¬ì²Óµß«ÇªA°È®É¡A½²¤å«°±Ð±ÂªºÁ{§É·L¥Íª«¾Ç¡A¥H¤Î¦³Á{§É·L¥Íª«¬É¸t¸g¤§ºÙªº¬ü°ê·L¥Íª«¾Ç·|¤§Á{§É·L¥Íª«¤â¥U´N¦³¤¶²Ð¦¹µß¡A¨C¦~ªºÂåÀ˾Ƿ|©Î·L¥Íª«¾Ç·|ªº¾Ç³N¬ã°Q·|¡A¸g±`¦³¤Hµoªí¬ÛÃö¬ã¨s¡A©Ò¥HEHEC¹ï©ó±q¨Æ²ÓµßÀËÅ窺ÂåÀË®v¨Ó»¡¨Ã¤£¯¥Í¡C¦¹µß¨ã¦³O157§Ü¦å²M»PÃþ§Ó¶P¤ó¬r¯À(shiga-like
toxin)¡A¨ä¥Í¤ÆŲ©w¯S©Ê¬OµLªkµo»Ã¤s±ù¾J(sorbitol)¡A¥i¥H¸ò¨ä¥L¤j¸z±ìµß°Ï¤À¡C
¦¹µß¦¦Û¦è¤¸1982¦~¦b¬ü°êÃzµo¥X¦å©Êµ²¸zª¢¤§«á¡A³oÃþ«¬¤Þ°_¸¡Âmªº¤j¸z±ìµß¡]E.
coli¡^´N¤w³Q½T»{¡A¨ä¦å²M«¬¥Dn¬°O157:H7¡C©Ò¾ÉPªº¸¡Âm¥i¯à¥Ñ»´·Lªº¥¼¥X¦å¨ì¦å«K²{¶H¡A¦Ó¦å«K¤¤¤@¯ëµL¥Õ¦å²yªº¦s¦b¡C±`¦b¬ù¤Q·³¥H¤U¤§¤p«Ä¤Î¦Ñ¦~¤H¤Þ°_¤§¦å«K¸¡Âm¡A¨ä¤¤5¡ã10%¤§¦¹Ãþ¯f¤H·|¤Þ°_·»¦å©Ê§¿¬r¯gÔ¸s¡]hemolytic
uremic syndrome, HUS¡^¤Î®ê¶ë©Ê¦å¤pªO´î¤Ö©Êµµ´³¯g¡]thrombotic thrombocytopenic purpura,
TTP¡^¤Î¨ä¥L¦X¨Ö¯g¡C³oÃþ²Óµß·|²£¥Í²ÓM¬r¯À¡AºÙ¬°Ãþ§Ó¶P¤ó¬r¯À¡]Shiga-like toxins¡^I©MII¡]¦¹«Y¥Ñ©ó¨ä»PS.
dysenteriae¤§¬r¯ÀÃþ¦ü¡^¡A¤SºÙverotoxins
1©M2¡A²£¥Í¬r¯Àªº°ò¦]«Y¸g¥Ñ¾½µßÅé±a¤J¤j¸z±ìµß¤¤¡C¦¹µß¤]¨ã¦³¯S²§ªºÅÖ¤ò¡]fimbria¡^¡A¥i¥HªþµÛ©ó¸zÖß½¤¤W¡C
¥i¥ÑO157«¬¤j¸z±ìµß¦bMacConkey-sorbitol°ö¾i°ò¤¤µLªkµo»Ãsorbitol(¤s±ù¾J)¡A¥H¤Î¨ä¨ã¦³Ãþ§Ó¶P¤ó¬r¯À¤§¯S©Ê¡A©ÎÂǥѦå²M«¬§O¤§Å²©w¡A©Î¥HDNA±´°w¨ÓÃÒ¹ê¨ä¨ã¦³¬r¯À°ò¦]©Î¬r©Ê½èÅéµ¥¤èªk¨Ó¥[¥H½T©w¡C¤j¦h¼Æ¯f¤H¨S¦³µo¿N¯gª¬¤§²{¶H¡A¬O³oºØ¯e¯f¥i¥H»P±ìµß©Êµg¯e¡B¸z¹D«I¤J©Ê¤j¸z±ìµß©ÎCampylobacterµ¥µßºØ©Ò¤Þ°_ªº¤Uµg°Ï¤À¤§³B¡C
¥H¤W¸ê®Æ¦³°Ñ¦Ò(¸Ô²Ó¸ê®Æ¥i¥H¤Wºô¾\Ū)¡G
1.ºû°ò¦Ê¬ì¡Ghttp://zh.wikipedia.org/wiki/%E5%A4%A7%E8%85%B8%E6%A1%BF%E8%8F%8C
2.¹Å¸q¿¤½Ã¥Í§½ºô¸ô½Ã±Ð¸ê®Æ¡Ghttp://www.cichb.gov.tw/disease/dise1-6.htm
¤U·s»D¬O2011.06.06ºK¿ý¦Û¤j³°ªº¤¤°ê·s»Dºô¡A½Ð°Ñ¾\¡G
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2011¦~06¤ë06¤é03:42 ¨Ó·½¡G ¤¤°ê·s»Dºô §@ªÌ¡G ¶ÀÁ÷¬õ
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1996¦~,¤p¬õÅÚ½³ªÞ´¿¸g¦b¤é¥»¤Þ°_¤@³õÄY«ªº¸z¹D¶Ç¬V¯f¡C ·í®É·P¬V¤j¸z±ìµßªº±wªÌ¦³12600¾l¤H,¦ý¥u¹ï¤Ö¼Æ¤H³y¦¨¦å·»©Ê§¿¬r¯g³o¼ËªºP©R¨Ãµo¯g¡C
ªþ¿ý¡GP¯fªº¤j¸z±ìµß²¤¶¦p¤U¡G(½Ð°Ñ¾\http://tw.knowledge.yahoo.com/question/question?qid=1007042000927)
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(1)
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(2)
¸z«Iŧ©Ê¤j¸z±ìµß(enteroinvasive E. coli; EIEC) :
(3)
¸z¯fì©Ê«¬¤j¸z±ìµß(enteropathogenic E. coli; EPEC) :
(4)
¸z¤ºªþµÛ©Ê¤j¸z±ìµß(enteroadherent aggregative E. coli; EAggEC or
EAEC)
(5) ´Ï®§©Ê¤j¸z±ìµß("attaching and effacing" E. coli)¡G°Ñ¾\(3)EPEC
(6)
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EHEC)¡G¬°¥»¦¸¤Þ°_¼Ú¬w¡A¤×¨ä¬O¼w°êªº¨§ªÞ¥Íµæ¹ª«¤¤¬rªº¬y¦æµß®è¡C
²³æ¤¶²Ð¤Wz¤»ÃþP¯f©ÊE. coli¦p¤U¡G
(1)ETEC
: ¤Þ°_¸¡Âm¤§¥Dnì¦]¬°¦¹µß¤Àªc¼ö@¨ü©Ê¸z¬r¯À¤Î¼ö±Ó·P©Ê¸z¬r¯À§@¥Î©ó¤p¸z²ÓM¡A¨ë¿E²ÓM¤º
adenylate cyclase©Îguanylate cyclase¼W¥[¡A¶i¦Ó¨ÏÅé²G¬y¥¢³y¦¨¤ô¼Ë«K¡C¥Ø«e¥Î¨Ó¤À¿ëETECªº¯S¼x°£¤FLT
I¤ÎSTa¥~ÁÙ¦³¡GO¦å²M«¬¡]Lipopolysacchride¡^¡BH¦å²M«¬¡]flagella¡^¤ÎCFA¡]colonization factor
antigens¡^
(2)EIEC:¦¹Ãþ«¬¤j¸z±ìµßªº¥Í¤Æ¯S©Ê¡B°ò¦]¯S©Ê¤ÎP¯f«¬ºA»PShigella
spp.·¥¬°¬Û¦ü¡C¥Ñ¬ã¨s³ø§iÅã¥Ü¡A¦h¼Æ¬y¦æ©Ê·P¬V¥Ñ¹ª«©Î¤ô³y¦¨¡AÂA¤Ö¥Ñ¤H¶Ç¤Hªº¤è¦¡¤¬¬Û¶Ç¬V¡CÁ{§É¯S¼x¬°¤ô¼Ë©Ê¸¡Âm¡A¦ý¦³¤Ö³¡¥÷ÄY«¯f¤H·|¦³Ãþ¦üµg¯eªº²{¶H¡]¦å«K¡BÁT«K¤¤¥X²{ÂH½¤²ÓM¤Î¥Õ¦å²y¡^¡C¨äP¯f¦]¤l°ò¦]¦ì©ó½èÅépInv¤Î¬V¦âÅé¤W¡AP¯f°ò¦]²£ª«t³d«I¤J¤Î½Õ¸`¯}Ãa¤j¸z¤W¥Ö²ÓM¡A¨Ã¦b²ÓM¤ºÁc´Þ¡A¦A«I¤J¾Fªñ¨ä¥¦¤W¥Ö²ÓM¡A³y¦¨¯}Ãa©Ê²ÓMµoª¢¤ÏÀ³¡C¶Ç²ÎÀË´úEIEC¥HSereny¸ÕÅç¤ÎHela²ÓM¬r©Ê¸ÕÅç¨ÓŲ§O¡A¥Ø«e¤w¦³¬ã¨s§Q¥Îprobe
hybridization©ÎPCR°»´úial°ò¦]§@¬°§Ö³tŲ§Oªº¤è¦¡¡C
(3)EPEC :
±`µo¥Í©ó®L¤Ñ¤Î¤p©ó2·³À¦¨à«Äµ£¡C¦¹µßP¯fªº¥Dn¯S¼x¬°¦b¨ü·P¬VªÌ¤p¸z²Õ´¤Á¤ù¤¤¥iµo²{¤@A/E¡]attaching and
effacing¡^(5)³¡¦ì¡AªþµÛ¸z²ÓM¤WµßÅ骺intimate»P¤p¸zµ³¤ò§Î¦¨ªº¤@°Ï¶ô¡A¥iª½±µ¦b¹q¤lÅã·LÃè¤UÆ[¹î¨ì©Î¥H¿Ã¥ú¬V¦â¤è¦¡Æ[¹î¡C¦¹ÃþµßªºP¯f¾÷¨î¤À¦¨¤T¶¥¬q¡A(A)Localized
adherence¡G60MDa ¡]EAF, EPEC adherence factor¡^½èÅ餧²£ª«½Õ¸`BFP (bundle-forming
pilus)ªþµÛ©ó¤p¸zÂH½¤¤W¥Ö²ÓM¡F¡]B¡^Signal transduction¡Geae¤Î¨ä¥L°ò¦]³Q¬¡¤Æ¨Ã¯}Ãa·Lµ³¤òµ²ºc¡F¡]C¡^Intimate
adherene¡G²ÓµßÂÇ¥ÑintiminªþµÛ¦Ü¤p¸z¤W¥Ö²ÓM¡A¨Ã¯}Ãa¤p¸zÂH½¤§Î¦¨A/E³¡¦ì¤Þ°_¤ô¼Ëª¬¸¡Âm¡A©óÁT«K¤¤¥iµo²{ÂH½¤²ÓM¡C
(4)EAggEC or
EAEC¡G¦bCraviotoµ¥¤H°µEPEC¤§HEp-2²ÓMªþµÛ©Ê¸ÕÅç¹Lµ{¤¤º¦¸µo²{¡A¬ã¨sÅã¥Ü¿ë»{EAggEC¤è¦¡¬°¡G¥Í¤Æ¤ÏÀ³¬°E.
coli¡A¤£¤ÀªcST©ÎLT¸z¬r¯À¡A¨Ã¥B¥HAA¡]Aggregative
adherence¡^§ÎºAªþµÛ©óHEp-2²ÓM¤W¡CÁ{§É¤W¯f¤H¦³68%·|«ùÄò©Ê¸¡Âm¡]?
14¤Ñ¡^¡A¨Ã¥B¦h¼Æ¬°À¦¨à¡A¦³¹Ã¦RµLµo¿N²{¶H¡C¦¹¦¸¤Þ°_¼w°êªºO104:H4
EHEC´N±a¦³EAEC±o¬r©Ê½èÅé¡A¥i¥H
(6)EHEC¡G¯f¤H·|¥X²{ÄY«¸¡µ±µh¡B¤ô¼Ëª¬¸¡Âm±µÄòÂH¸Yª¬¦å«K¡B»´·L©ÎµLµo¿N¯gª¬¡A¥B³¡¤À¡]10%¥H¤U¡^¯f¤H¦]¨ÖµoÄY«ªºµÇ°IºÜ¡B·»¦å©Ê§¿¬r¯gÔ¸s¡]hemorragic
uremic syndrom¡FHUS¡^¤Î¦å®ê©Ê¦å¤pªO¯Ê¥F©Êµµ´³¯g¡]thrombotic thrombocytopenic
purpura¡FTTP¡^¦Ó¦º¤`¡C¥DnP¯f¾÷ÂରµßÅéªþµÛ©ó¤p¸zÂH½¤¡A¨ÃÄÀ©ñVero¬r¯À¡]¤À¬°VT I¤ÎVT II¡A¤SºÙ¬°SLT I¤ÎSLT
II¡^¨Ï¤p¸z²ÓM¨ü·l¡A¤Þ°_¥X¦å±¡§Î¡C¥Ø«e¬ã¨s¾ÇªÌ¦h»{¬°Vero¬r¯À¬°¨ä¥DnP¯f¦]¤l¡AÀË´ú¤èªk¥Dn¥HRPLA©ÎELISA¤èªk´úÀË¥Xµß¬O§_¤Àªc¬r¯À¡A©Î¥HPCR¤è¦¡´úvt
I¤Îvt II°ò¦]¡A¤ÎO157:H7«¬¤j¸z±ìµß¯S®í¯Ê³´°ò¦]uidA¡C¤j¸z±ìµß·|µo»Ãsorbitol¡A¦ÓE. coli
O157¡GH7¨Ã¤£µo»Ã¡A¦bsorbitol MacConkey°ö¾i°ò¤W§e²{µL¦âµß¸¨¡A¦]¦¹¦¹ºØ°ö¾i°ò¥i§@¬°¤ÀÂ÷VTECªº¿ï¾Ü©Ê°ö¾i°ò¡CEHEC
O157:H7ÁöµM¦³uidA°ò¦]¡A¦ý¨ä°ò¦]²£ª«£]-¸²µå¿}îÇ»Äúê¯Ê¬¡©Ê¡AµLªk¤À¸Ñ4-¥Ò°ò³Ê§Îà¬-£]-D-¸²µå¿}îǻġ]MUG¡^²£¥Í¿Ã¥ú¡A§YMUG³±©Ê¡C¶·ª`·Nªº¬O¡A¼w°ê¦¹¦¸¬y¦æªºµß«¬¬O¥þ·sªºµß«¬¡Aµß«¬¬°O104:H4¡A¦Ó«DO157:H7¡A¤§«e±q¥¼¦b¥ô¦ó¬Ì±¡¤¤³QÀË´ú¥X¨Ó¡C
Shigatoxin 1: - (negative), Shigatoxin 2 (vtx2a): + (positive),
Intimin (eae): - (negative), Enterohemolysin: - (negative)
EaggEC
Virulence plasmid: - aatA-PCR: + (positive),
- aggR-PCR: + (positive), - aap-PCR: +
(positive)
¸ê®Æ¨Ó¦Û¡G
http://tw.knowledge.yahoo.com/question/question?qid=1007042000927
http://www.bioscience.ws/encyclopedia/index.php?title=2011_E._coli_O104:H4_outbreak
http://www.marlerblog.com/case-news/pulsed-field-gel-electrophoresis-pattern-of-e-coli-o104h4-in-german-outbreak/