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        Phillip et al (1988)¨Ï¥Î¤TºØ§lªþ¾¯§@¬°µû¦ô¨ä¦b²GÅé®e¾¹¤¤§l¦¬Aflatoxin¤§¦Ê¤À²v¡F¨ä¤¤¥Hª¿»Ä¾T(Aluminum silicate)¤§§lªþ¯à¤O¸û©úÄs(Aluminas)¤Îª¿»Ä(Silicate)¬°¨Î¡CAFB1§l¦¬99¢H¹ï29¢H and 82¢H¡C¦Ó«á§@ªÌ§Q¥Î¹}®Æ²K¥[Aflatoxin B1 75mg¡þkg¤Î0.5¢H Hydrated Sodium Calcium Aluminosilicate (HSCAS)¥HHyline W-36¤§¤½¨Ó¯èèä§@¬°´Á0¡ã4wks¸ÕÅç¡F¥t¥HHubard¡ÑHubard¤½¦×Âû¶i¦æ0¡ã3wksÄÖ¤§¸ÕÅç¡F¨äµ²ªG¥Ü©ó¹Ï8¡F¥Ñªí¤¤¥iª¾0.5¢H HACAS¤§²K¥[¨ã¦³«OÅ@Âû°¦§K¨üAFB1¤§¬r®`§@¥Î¡FHSCAS¬°¨ã¦³¦h¤Õ½è¤§ª«½è¡F¹ïAflatoxin¨ã¦³±j¤O¤§¿Ë©M©Ê(Affinity)¡C¦b¨Ó¯èÂû¤§®ÄªG¸û¥Õ¦×Âû¤§®ÄªG¬°¨Î¡CHSCAS¸g»PAffatoxinµ²¦X«á­°§C¨ä¦b¥ÍÅ餺¤§¥Íª«¥i§Q¥Î©Ê(bioavailability in vivo)¡C    

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        ¹}»P0.5¢H HSCAS¤ÎAflatoxin¤§Âû°¦¨xŦ»P³æ¿WÁý»P7.5 mg¡þkg AFB1¤§Âû°¦¨xŦ¤ñ¸û®É¥i¨£¡FAFB1Áý¹}²Õ¨xŦ©úÅã¦a¸ûÁx®z(Friable)¤Î»a¥Õ¡C¦Ó²K¥[0.5¢H HSCAS¨xŦ«h¬õ¼íÁͩ󥿱`¡C

        ¦]¦¹¦¹¤@§Üµ²¶ô¾¯¤Î¨ä¥L¦PºØ¤§aluminosilicateÃÒ¹ê¦b¹w¨¾¶ÀÄT¬r¯Àªº(Aflatoxicosis)¤§ºÞ²z¤W¡F¬Û·í¦³®Ä¡C

        Dalviµ¥¤H©ó1984À³¥Î¬¡©Ê¬´(Active charcoal)¡F¬°§lªþ¾¯¡F¥BÀ³¥Î¤ô¤¤²K¥[0.05¢HReduced glutattioneÁÙ­ìºA¤§¾¢Ói»Ä¤Î0.05¢H Phenobarbital¡C

        ¥HHubard¡ÑHubardºØ¦×Âû0¡ã4wksÄÖ¬°¸ÕÅç´Á5¡ã8wks¤é³¤¤±Ä¥¼²K¥[ÃĪ««e´Á®Æ¡C¦A¥H10ppm AFB1¹ïÂû°¦¥[¥H§ð¬r¡C´ú¸Õ¤W­zÃĪ«¹ïÂû°¦ªº«OÅ@§@¥Î¡C

        ¶¼¤ô¤¤²K¥[¤§Phenobarbital¬°¤@ºØ³Â¾K¾¯¡F·íÂû°¦©Î°Êª«­¹¤J«á¥i¥H¨Ï±o¨xŦ¤¤·L²ÉÅé²V¦X¥\¯à®ñ¤ÆúA¨t²Î(Microsomal mixed Function Oxidase System, MFO)¤¤Cytochrome P-450¤§¬¡©Ê´£°ª25­¿(25-fold)¡F¦Ócytochrome P-450¨ã¦³¥[®ñ§@¥Î(Monooxygenase)¡F¦b°Êª«Åé¥h¬r¾÷ºc(detoxification mechanism)¤¤§êºtphase ¢×¡A²Ä¤@´Áªº§@¥Î¡F§Y¦bAFB1úJ³äÀô(Furan ring)¤¤8.9ºÒÂùÁä¤W¥[¤J®ñ¡F§Î¦¨Aflatoxin B1 - 8,9 - oxide¡C¨ä§@¥Î®|¸ô(Pathway)¥Ü©ó¹Ï9¡C

       wpeBA.jpg (36315 bytes)

        ¦bªí2¤¤¥iª¾·íAFB1 10 ppm²K¥[®Écytochrome P-450¬¡©Ê¤ÎBenphetamine   tabolism¥H¨C¤ÀÄÁ¡A¨C§J·L²ÉÅé³J¥Õ½è©Ò²£¥Í¤§¥ÒîǶq¡ABenphetamine¬°¤@ºØÃĪ«¥i¸g¥Ñ¨x¥NÁ¦¨¬°¥ÒîÇ(formaldehyde)¡A¦ý·íAFB1 10 ppm¥[¤J®É³y¦¨¨xŦ¨ü·l¨Ï¨ä¦b¨x¤¤¥NÁ³t²v¤U­°¡F¦ÓSGOT (Serum Glutamic Oxaloacetic Transaminase)¬¡¤O¦]¨xŦ³Q¯}Ãa¡F³y¦¨²Ó­M½¤¯}µõ©Îº¯³z©Ê¼W¥[¨Ï­ì¦s©ó²Ó­M½è¤¤¤§SGOT¦Û¨x¤¤¬y¤J¦å¤¤¡A¬G¨ä¥i¬°¨xŦ¯e±w¤§«ü¼Ð¡C

ªí¤G ¦U ºØ ÃÄ ¾¯ ¥Î ¥H °f Âà ¶À ÄT ¬r ¯À ¢Ð1 ¹ï Âû °¦ ¤§ ²Ó ­M ¦â ¯À P-450 ¡A Benzphetamine ¥N Á ¡A ¤Î ¦å ²M ¤¤ ¾¢ Ói ¯ó ¾L »Ä Âà ²¾ úA¿@ «× ¤§ ®Ä ªG
³B                           ²z ²Ó­M¦â¯ÀP-450 Benzphetamine¥NÁ ¾¢Ói¯ó¾L»ÄÂಾÁÞ
(nmol P-450/mg microsomal protein) (nmol HCHO/mg mi- crosomal protein/min) (IU/liter)
¹ï·Ó²Õ

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GSH¡Ï¶ÀÄT¬r¯À¢Ð1

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0.083±0.067a

0.030±0.004a

0.072±0.027a

0.078±0.002a

0.058±0.032a

0.079±0.007a

0.233±0.145b

0.173±0.025b

1.195±0.191a

0.460±0.099b

0.825±0.191ab

0.890±0.212ab

1.06±0.283ab

0.865±0.163ab

2.120±1.740a

1.515±0.375a

115±21.2a

161±25.9a

117±14.1a

121±62.2a

123±11.3a

140±3.5a

120±4.9a

123±53.0a

a,b¦P¤@¦C¤¤¦³¤£¦P¤W¼Ð¤§¦r¥ÀªÌ¡Aªí¦³ÅãµÛ®t²§(P¡Õ0.05)

       

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        GSH¤§µ²ºc¤D¬°¤TºØÓi°ò»Ä©Ò²Õ¦¨¬°±j¤§Á٭쾯¡F¥i´£¨ÑH+µ¹epoxideo¨Ï¤§¸g¥Ñcytochrome P-450¥NÁÂAFB1¦Ó¨Ó¤§AFB1 - 8,9 - oxide§Î¦¨ßm¤Æª«(hydroxylation¤§ GSH-AFB1¤§µL¬r©Ê)ª«½è¡F¥B§e¤ô·»©Ê¡F©ö©ó±Æ¥XÅé¥~¡A¹Ï10¡A11©Ò¥Ü¡C

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