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²Ä¤@¸`¡BÃѧO§@¥Î
±H¥D´Óª«¢w¯fì°ò¦]¹ï°ò¦]°²»¡(the gene-for-gene hypothesis)¡A¥ÑFlor(1946)¬ã¨s¨È³Âùׯfªº§Ü·P©Ê¿ò¶Ç©Ò´£¥X¡C§Y´Óª«¨ã¦³§Ü¯f°ò¦](R§Ü¯f©Ê¡Ar·P¯f©Ê)¡G¯fì¨ã¦³P¯f°ò¦](AµLP¯f©Ê¡AaP¯f©Ê)¡A¤GªÌ°ò¦]ªº²Õ¦X¡A¨M©w§Ü¯f©Î·P¯f¤ÏÀ³¡C
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¤@¥¹±H¥D´Óª«¤Wªº¤À¤lÃѧO¥B©Ml¦Û¯f쪺¿Eµo¦]¤l¤ÏÀ³¡A´Óª«²£¥Íĵ§i°T®§(alarm signal)¤À¤l¡A©M»Ã¯À³J¥Õ©Î®Ö°ò¦]µ²¦X¡A±N±Ò°Ê´Óª«²ÓM¤@³s¦ê¥Íª«¤Æ¾Ç¤ÏÀ³¤Îºc³y§ïÅÜ¡A¨ä²£ª«¦V¯fì«I¤JÂI²¾°Ê¡A¥H©è¾×¯fì¡A¥]¬A¨ä©Ò¤Àªc¤§»Ã¯À¤Î¬r½èµ¥¡C¦¹°T®§¤À¤lªº¶Ç»¼¡A¥i¸g¥Ñ²ÓM¶¡©Î¨t²Î©Ê¿é°e¡C¥i²¾°Êªº°T®§¤À¤l¤§¤Æ¾Ç¯S©Ê¨Ã¤£½T©w¡A²ÓM¤ºªº°T®§¤À¤lÂà´«ªÌ(transducer)¥]¬A¦³¦UºØ¿E»Ã¯À(protein kinase)¡B¶tÂ÷¤l(calcium ion)¡BÁC»Ä¤Æ»Ã¯À(phosphorylases)¡BÁC¯×»Ã¯À(phospholipase)¡BATPase¡B¹L®ñ¤Æ²B(hydrogen peroxide)¡B¤A²m(ethylent)©M¨ä¥Lª«½è¡C¨t²Î©Êªº°T®§¤À¤lÂà´«§@¥Î(systemic signal transduction)©M¨t²Î»¤¾É§Ü¯f©Ê(systemic acquired resistance)¦³Ãö¡A¸g¥Ñ¤ô·¨»Ä(salicylic acid)¡B´Óª«²ÓM¾ÀÄÀ¥X¤§¹è¥b¨Å¿}îÇ»Ä(oligogalacturonides)¡Bjasmonic acid¡Bsystemin¡B¯×ªÕ»Ä¡B¤A²m©M¨ä¥Lª«½è©Ò§¹¦¨¡C©Ò¥H¬Y¨Ç¤H¤u¦X¦¨¤Æ¦Xª«¦p¤ô·¨»Ä¡Bdichloroisonicotinic acid¯à°÷±Ò°Ê°T®§¤À¤l³~®|(signaling pathway)¡A¾ÉP¹ï´Óª«¯fì©Ê¯f¬r¡B²Óµß¤Î¯uµßµ¥²£¥Í¨t²Î»¤¾É§Ü¯f©Ê¡C
ÃѧO§@¥Î³q±`¬O±H¥D´Óª«ªí±¦s¦bªº°T®§¤À¤l©Îºc³y¤Î¯f쪺¿Eµo¦]¤l¤§¶¡¡A¥i»¤¨Ï¹ï¤è¥X²{±M¤@©Ê(specific)§@¥Î©Î§Î¦¨±M¤@©Ê²£ª«¡C´Óª«ªí±¦s¦b¥i±Ò°Ê¯f쪺°T®§¤À¤l¦³«Ü¦hºØ¡A¨Ò¦p´Óª«¨¤½è¼hªº¯×ªÕ»Ä¡A¥i»¤¨Ï¯fì©Ê¯uµß©Î²Óµß²£¥Í¨¤½è¯À¤À¸Ñ»Ã¯À(cutinase)¡FªG½¦½è¤§¥b¨Å¿}îǻĤÀ¤l¡A¥i»¤¨Ï¯fì©Ê¯uµß©Î²Óµß²£¥ÍªG½¦½è¤À¸Ñ»Ã¯À¡F³\¦h´Óª«×ôÃþ¤Æ¦Xª«¦pstrigol¡A¥i»¤¨Ï¯fìÁc´ÞÅéµoªÞ¡F¥Ñ´Óª«¶Ë¤fÄÀ¥Xªº×ôÃþ¤Æ¦Xª«¡B¿}Ãþ¡A±Ò°Ê¬Y¨Ç¯f줧¤@¨t¦C°ò¦]¡A¦Ó¾ÉP·P¬V¡C
¹ï¯f쪺¿Eµo¦]¤l¤§ÁA¸Ñ¤´¤Ö¡A¯f쪺¿Eµo¦]¤l¥i¯à¦b¯fì«I¤J«e©Î«I¤J®É©Ò²£¥Í¡A¨ä¥i¯à¬O¯fìªí±ª«½è¦b´Óª«»Ã¯À(¦p£]-glucanase©M/©Îchitinase)§@¥Î¤§«áÄÀ¥Xªº£]-¸²»E¿}(£]-glucan)¡B´X¤B½è(chitin)¡B´ß»E¿}(chitosan)¡A©Î¬O¯fì«I¤J´Óª««á¨ü¨ì±H¥D°T®§¤À¤l¨ë¿E¦Ó²£¥Í¡C«áªÌ¥]¬A¦³²Óµß¤§harpine proteins¡A¥i»¤¾É±H¥D´Óª«²£¥Í¹L±Ó©Ê¤ÏÀ³(hypersensitive reaction)¡F¬Y¨Çhydrolipids¡Bpeptides¤ÎºÒ¤ô¤Æ¦Xª«¡A¥i»¤¾É±H¥D´Óª«²£¥Í§Üµß¯À(phytoalexins)¡C¿Eµo¦]¤l¬O¯fìµL¬r©Ê(avirulence)ªº¨M©wªÌ(determinants)¡A¥i»¤¾É±H¥D´Óª«²£¥Í¹L±Ó©Ê¤ÏÀ³©Î±Ò°Ê»P¨¾¿m¦³Ãö°ò¦]ªºÂà¿ý§@¥Î(transcription)¡C
·í¯fì±µ¨ü¨ì´Óª«ªì©lÃѧO§@¥Î°T®§¤À¤l«á¡A¾A¦X¯f쪺¥Íªø©Mµo¨|¡A¯f®`´N¥i»¤¾É²£¥Í¡F¦pªG¦¹°T®§¤À¤l§í¨î¤F¯f쪺¥Íªø©Mµo¨|¡A¯f®`µo®i´N³Q¤¤Â_¡C¤Ï¹L¨Ó»¡¡A·í´Óª«±µ¨ü¨ì¯fì¿Eµo¦]¤l¤§«á¡A±Ò°Ê¤F¨¾¿m¤ÏÀ³¡A¯f쪺¥Íªø©M¬¡©ÊÅܽw©Î§í¨î¡A¯f®`¥i¯à¤£µo¥Í¡F¦pªG¦¹¿Eµo¦]¤l§í¨î©Î³WÁ×(bypass)¤F´Óª«¨¾¿m¤ÏÀ³¡A¯f®`´N·|µo®i¡C
²Ä¤G¸`¡B¯fì¦p¦ó¬°®`´Óª«
±H¥D´Óª«(host plant)¬O¥Ñ¦h²ÓM©Ò²Õ¦¨¤§°í±j³ùÂS(fortresslike fashion)¡A¯fì(pathogen)¥H¹ï©ó±H¥D²Õ´©Ò¬I¥[¤§¾÷±ñÀ£¤O(mechanical forces)©Î©Ò²£¥Íªº¤Æ¾ÇªZ¾¹(chemical weapons)¡A«I¤J(penetration)±H¥D´Óª«¡A§JªA±H¥D´Óª«¤§¨¾¿m¾÷¨î¡A¯fìÄ~Äò·P¬V(infect)¡B¯fì¥Ñ±H¥D³BÀò±oÀç¾i¡B«I®`(invasion)¡A¯f®`¦]¦Ó±o¥Hµo®i¤U¥h¡C
¤@¡B¯fìµß¹ï©ó±H¥D²Õ´©Ò¬I¥[¤§¾÷±ñÀ£¤O
A.
¯uµßµoªÞ(spore germination)¡÷§Î¦¨ªþµÛ¾¹(appressorium formation)¡÷«I¤J°v(penetration peg¡A¦ñÀH»Ã¯Àªº²£¥Í)¡÷§l¾¹(haustoria)¡C±©¦³¨Ç¯uµß«I¤J®É¡A¤£§Î¦¨ªþµÛ¾¹¡B§l¾¹¡C
B. ½uÂΤf°w(nematode stylet)¡C
C.±H¥Í©Ê°ªµ¥´Óª«¡G¥®®Ú(radicle)¡A§l¾¹(haustoria)¡C
¤G¡B´Óª«²ÓMªí±ºc³y
(¤@)¡Bªí¥Ö(Epidermis)
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(¤G)¡B¤ì®ê¼h(Cork)
¤ì¥»´Óª«ªº¦¸¥Í²Õ´¡A§Y¥Ñ¤ì®ê§Î¦¨¼h¦V¥~¤Àµõ¦Ó¦¨¡A²Õ´§¹µ½ªº¤ì®ê¼h¬J¤£³z¤ô¡A¤]¤£³z®ð¡A¦b¤ì®ê¼h¤¤¡A±`¦³¤@¨Ç¯}µõªº¯Ê¤f¡A¥s°µ¥Ö¤Õ(lenticel)¡C
(¤T)¡B²ÓM¾À(cell wall)
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¤¤½¦¼h¡G´I§tªG½¦½è¡A¨Ï¦h²ÓM´Óª«Å餤ªº²ÓM³£¯àÂH³s¦b¤@°_¡C
ªì¥Í²ÓM¾À¡G¤ñ¸ûÁ¡¡A¥Ñºôª¬ÅÖµ·¥æ¿ùºc¦¨¡A´I¦³¦ùÁY©Ê¡A§t¦³ªG½¦½è¡B£\-ÅÖºû¯À¡B¥bÅÖºû¯À¡Bºc³y³J¥Õ½èµ¥¡C
¦¸¥Í²ÓM¾À¡G¤ñ¸û«p¡A°£¤FªG½¦½è¡B£\-ÅÖºû¯À¡B¥bÅÖºû¯À¤§¥~¡A±`§t¦³¤£³z¤ôªº¤ì½è¯À©Î¤ì®ê½è¡C
(¥|)¡B²ÓM¤º®eª«½è¡G§t³J¥Õ½è¡B¾ý¯»¡B¯×½èµ¥¡C
¤T¡B¯fìµß¹ï©ó±H¥D²Õ´©Ò²£¥Íªº¤Æ¾ÇªZ¾¹(chemical weapon)¡G»Ã¯À(enzyme)¡B¬r½è(toxin)¡B¥Íªø½Õ¸`ª«½è(growth regulator)¡B¦hÁÞÃþ(polysaccharides)¡B´Óª«¨¾¿m¤ÏÀ³§í¨îªÌ(Suppressors of plant defense
response)¡C
(¤@)¡B´Óª«¯f쪺P¯f¹Lµ{¤¤¡A·|¤Àªc¤U¦C»Ã¯À(enzyme)¡C»Ã¯À¬O¤@ºØ¤j«¬³J¥Õ½è¤À¤l¡A¶Ê¤Æ©Ò¦³²ÓM¤ºªº¥Í¤Æ¤ÏÀ³¡C¤£¦Pªº»Ã¯À¶Ê¤Æ¤£¦Pªº¥Í¤Æ¤ÏÀ³¡C
1.¤À¸Ñ²ÓM¾À
(1)
¨¤½è¯À¤À¸Ñ»Ã¯À(cutinases)¡GÄ«ªG¶Â¬P¯fµßVenturia inaequalis¡B½Ü¨§µää¯fµßFusarium solani f.sp. pisi¡C¯ó²ù¦ÇÅð¯fµß(Botrytis cinerea)¤§¯fì©Êµß®è¦³±jªºcutinase¬¡©Ê¡AY¬O¬ðÅܬ°¤£¨ãcutinase¡A«h³à¥¢¨ä¯fì©Ê¡C
(2)
ªG½¦½è¤À¸Ñ»Ã¯À¡G
1)
PME(Pectin-methyl esterase)¡G¯¾¬\¯f¡B²ô»G¯f¤§¯fìRhizoctonia solani¡B¥ÌÃųn»G¯fµßRhizopus stolonifer¡C
2)
PG(Polygalacturonase)¡G¥Õ¸h¯fµßSclerotium rolfsii¡Aµß®Ö¯fµß Sclerotinia sclerotiorum¡C
3)
PTE(Pectin transeliminase)¡G³n»G¯fµßErwinia carotovora¡C
(3)ÅÖºû¯À¤À¸Ñ»Ã¯À(cellulase)¡GÅÖºû¯À¤À¸Ñ»Ã¯À¬O¤@Ó³qºÙ¡Ap¦³£]-1.4 glucanase¡B£]-glucosidaseµ¥¡C
(4)¥bÅÖºû¯À¤À¸Ñ»Ã¯À¡Gp¦³£]-1.4 endomannase¡B£]-mannosidase¡B£\-alactosidase¡C¦p¥Õ¸h¯fµßSclerotium rolfsii¡C
(5)¤ì½è¯À¤À¸Ñ»Ã¯À(ligninases)¡G³y¦¨¥Õ»G(white rot)¤§Polyporus versicolor¡B³y¦¨½Å»G(brown rot)¤§Fomes officinalis¡C
2.¤À¸Ñ²ÓM½¤
(1)ÁC¯×Ãþ¤À¸Ñ»Ã¯À¡G¦ÇÅð¯fµßBotrytis cinerea(phospholipase B)¡B³n»G¯fµßErwinia carotovora subsp. carotovora(phospholipase C)¡C
(2)
³J¥Õ½è¤À¸Ñ»Ã¯À(proteolytic enzyme)¡GPesudomonas lachrymans¥i¯à·|¤Àªc¡C
3.²ÓM¤ºª«½è¤À¸Ñ
(1)
¾ý¯»¤À¸Ñ»Ã¯À¡G£\-amylase¡B£]-amylase¡Bisoamylaseµ¥¡C¦p°¨¹aÁ¦±ß¬Ì¯fµßPhytophthora infestans¡B¥Õ¸h¯fµßSclerotium rolfsii¡C
(2)
³J¥Õ½è¤À¸Ñ»Ã¯À¡Gproteinase¡Bpeptidases¡C
(3)
¯×½è¤À¸Ñ»Ã¯À¡Glipase¡Bphospholipidases¡C
(¤G)¡BP¯f¬r½è(pathotoxin)ªººØÃþ¤Î¨ä§@¥Îì²z
¥Ñ·L¥Íª«©Ò²£¥Í¦Ó¹ï©ó´Óª«¦³¬r®`§@¥ÎªÌ¡A©¹©¹°Ñ»P¤F¯f¼x§Î¦¨ªº¤@³¡¤Àì¦]¡A¥i¤À¬°±H¥D±M¤@©Ê¤Î«D±H¥D±M¤@©Ê¡C
A.«D±H¥D±M¤@©Ê¬r½è(non-host specific toxin)¡G¹ï©ó«D·P¯f©Ê±H¥D¥H¬r½è³B²z®É¡A¥çªí²{¬r®`§@¥Î¡C
1.
³¥¤õ¬r½è(tabtoxin, the wild fire toxin)¡GµÒ¯ó³¥¤õ¯fµßPseudomonas syringae pv. tabaci¤Àªc§í¨îµÒ¯ó1,5-¤GÁC»Ä®Öି}ßn¤Æ»Ã¯À(ribulose 1,5-bisphosphate caboxxylase)¤Î¨¦ñQÓi¦X¦¨»Ã¯À(glutamine synthetase)§@¥Î¡A³y¦¨¶À¤Æµ¥¯f¼x¡C
2.
¨ä¥Lªº¬r½è¦pFusicoccin (Fusicocum
amygladi)¡BPyricularin (Pyricularia oryzae)¡B Phaseotoxin (Pseudomonas syringae pv. phaseolicola)¤ÎOxalic acid (Sclerotium¡BSclerotinia spp.)µ¥¡C
B.±H¥D±M¤@©Ê¬r½è(host specific toxin)¡G¶È¹ï¨äªí²{¯f®`ªº±H¥D¦³¬r®`§@¥Î¡C
1.
victorin (Hv-toxin)¡G¥Ñ¿P³Á¸´³¯fµßCochliobolus (Helminthosporium) victoriae
²£¥Í¡A§@¥Î©ó²ÓM½¤¤W¡A§ïÅܺ¯³z©Ê¡A¹q¸Ñ½èº|¥¢¡C
2.
Helminthosporoside¡G¥Ñ¥Ì½©²´ÂI¯fµßCochliobolus (Helminthosporium) sacchari²£¥Í¡A§@¥Î©ó²ÓM½¤¤W¡C
3.
T toxin¡G¥É¦Ì¸¬\¯fµßCochliobolus (Bipolaris) maydisªºrace T²£¥Í¡C§@¥Î©ó²É½uÅé¡A§í¨î»Ã¯À¥\¯à¡A¨Ï¯à¶q¥NÁ²§±`¡C
4.
±ù¤ÎÄ«ªG¶Â´³¯fµß¬r½è¡G¥ÑAlternaria kikuchiana ¤ÎA. mali²£¥ÍAK-toxin¡AAM-toxin¡A¯}Ãa²ÓM½¤¤Î¸ºñÅé¡C
5.
amylovorin¡G±ù¤õ¶Ë¯fµßErwinia amylovora¡A¤Þ°_²ÓM½è¾®µ²¡B²ÓM½è¤À¸Ñ¡B´Ó®èµää¡C¥i¥Î¬r¯À¿z¿ï§Ü¯f«~ºØ¡C
(¤T)¡B´Óª«¥Íªø½Õ¸`ª«½è»PP¯f¹Lµ{Ãö«Y
´Óª«¥Íªø½Õ¸`ª«½è¦b´Óª«Å餺§@¥Î®Éªº¿@«×·¥§C¡A¥B¦b´Óª«Å餺ªº¶q¨Ã¤£«í©w¡A±`§Ö³t¦a¼W¥[¤S¸g¥Ñ´Óª«Å餺ªº²üº¸»X§í¨î¨t²Î¦Ó§Ö³t¤U°¡A´Óª«¥Íªø½Õ¸`ª«½è·|«P¶imRNAªº¦X¦¨¡A¦]¦Ó¾ÉP¬YºØ»Ã¯Àªº§Î¦¨¡AºÞ¨î´Óª«ªº¥Í²z¥Í¤Æ¤ÏÀ³¡C¯fì¯à²£¥Í´Óª«¥Íªø½Õ¸`ª«½è¡A¨Ï¨ä§t¶q¼W¥[¡A©Î²£¥Í´Óª«¥Íªø½Õ¸`ª«½èªº§í¨îª«¡A¨Ï¨ä§t¶q´î¤Ö¡A¦Ó»PP¯f¹Lµ{¦³±K¤ÁÃö«Y¡C
1.¥Íªø¯À(auxin)¡G
¥HÀù¸~¯fµßAgrobacterium tumefaciens¬°¨Ò¡A³y¦¨¸~½F©MT-DNAÂಾ(transfer)¦Ü±H¥D´Óª«¬V¦âÅé¡A³y¦¨IAA¤Îcytokinin¼W¥[¦³Ãö¡C¦ý³æ¿WIAA¤Îcytokinin¼W¥[¡A¦ÓµLT-DNAÂಾ¡A¨ÃµLªk³y¦¨¸~½F¡C
¿©¯f´Óª«¨C¦]¯fìP¯f¹Lµ{¤§¨ë¿E¡A§ïÅܤF¥NÁ§@¥Î¡A¦]¦Ó¾ÉP¥Íªø¯À¬¡©ÊªºÅܤơC
2.¿E«k¯À(gibberellin)¡G
¤ô½_®{ªø¯fµßGibberella
fujikuroi(=Fusarium moniliforme)¡A¯fì²£¥Í¹L¶q©Î¤zÂZ´Óª«Å餺¥¿±`§t¶q¡A¾ÉP´Óª«µo¯f¡C
3.
4.²ÓM¤Àµõ¯À(cytokinin)¡G
ùׯfµß¤Î¥Õ¯»¯fµßªº·P¬V³¡¦ì²ÓM¤Àµõ¯À¶q¼W¥[¡A³y¦¨ºñ®q(green island)¡A¥ç©MÀÀµß½è©ÊÁL¸¯f¦³Ãö¡C
5.¤A²m(ethylene)¡G
¿»Xµää¯fì©Ò²£¥Íªº¤A²m¡A³y¦¨´Ó®è¸¤ù¤U««¤§¯f¼x¡C
6.Â÷¼h»Ä(abscisicacid)¡G
¬O³y¦¨´Ó®è¸G¤Æªº¦]¤l¤§¤@¡A¦pµÒ¯ó´O¯¾¯f¡BJ¥Ê´O¯¾¯f¡C
(¥|)¡B¦hÁÞÃþ(Polysaccharides)¡G¯uµß¡B²Óµß¡B½uÂε¥³£¥i¯àÄÀ¥XÂH©Ê¦hÁÞÃþª«½è¡C
¦bºûºÞ§ôµä䫬¯f®`¡A¯fìµß¥iÄÀ¥X¤j¶q¦hÁÞÃþ¤À¤l¡A©Î¯fì»Ã¯À¤À¸Ñ±H¥Dª«½è¡A³y¦¨ºûºÞ§ô¤º¾ÉºÞªý¶ë¡C
(¤)¡B´Óª«¨¾¿m¤ÏÀ³§í¨îªÌ(Suppressors of plant defense
response)¡G¦b¬Y¨Ç´Óª«¯fì©Ê¯uµß¦p¤p³Áµzùׯfµß(Puccinia graminis f. sp.
tritici)©M½Ü¨§¸¬\¯fµß(Mycosphaerella pinodes)²£¥Í§í¨îªÌ(Suppressors)¡A¯à°÷§í¨î±H¥D´Óª«¨¾¿m¤ÏÀ³ªºªí²{¡C§í¨îªÌ¦s¦b©ó¤p³ÁµzùׯfµßÌU¤lµoªÞ²G(germination fluid)©Î³Q·P¬V¤p³Á¸¤ù¤§²ÓM¶¡²G(intercellular fluid)¡A§í¨îªÌ»P¤p³Á²ÓM½¤§@¥Î¡A´î¤Ö¯fì¤W67-kDa»P´Óª«¨¾¿m¤ÏÀ³¦³Ãö¤§¿}³J¥Õ¿Eµo¦]¤l(glycoproteins elicitor)µ²¦X¦Ü¤p³Á²ÓM½¤¡C§í¨îªÌ¤À¤l§í¨î¤Ff¤þ®ò»Äµõ¸Ñ»Ã¯À(phenylalanine lyase, PAL)¤Î¥¿±`´Óª«¨¾¿m¤ÏÀ³ªºµo®i¡C½Ü¨§¸¬\¯fµßÌU¤lµoªÞ²G¦s¦b¤G§í¨îªÌ¡A¨ä²Õ¦¨¥÷¬°¿}Ð`(glycopeptides)¡A§í¨î¤F§Üµß¯À¥Í¦X¦¨(phytoalexin biosynthesis)¤§¿Eµo¦]¤l¡A¤]´î¤Ö¤F½Ü¨§²ÓM½¤ATPase¤§½è¤lÀ°®ú¬¡©Ê(proton-pumping activity)¡A¦]¦Ó°§C´Óª«¨¾¿m¤ÏÀ³¡C
1¥»¤åºKͦÛAgrios, G. N. 1997. Plant Pathology 4rd ed. pp. 47-48, 63-82. Academic
Press, San Diego, 635p.
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