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§Q¥Î¹qªa¨Ó¶i¦æ¼Ë¥»ÀË´ú¡A¬O¤@¶µ­«­nªº¥Í¤Æ¤ÀªR§Þ³N¡AÂǥѧïÅܽ¦¤ùªº°t¸m¤ñ¨Ò¡B¨Ï¥Î¤£¦P½w½Ä²GºØÃþ¡B¬Æ¦Ü¤£¦PªºpH­È¡A´N¥i¾A¥Î©ó¦UºØ¤£¦P¯S©Êªº¥Í¤Æ¼Ë¥»¡F¥t¥~¡A¥Ñ¹qªaªº­ì²z¬°°ò¦¡Aµo®i¥X¦hºØ¸ÑªR¤O§ó¦n¡BÀ³¥Î½d³ò§ó¼sªººë±K»ö¾¹¡C¸û±`¨Ï¥Îªº¹qªa¤èªk²­z¦p¤U¡G¤£³sÄò½¦Åé¹qªa (disc-PAGE©Înative-PAGE) ¤@¯ë¥Î©óÀË©w¯Â«×©Î¬¡©Ê¤ÀªR¡ASDS-½¦Åé¹qªa (SDS-PAGE) «h¥Î©ó³J¥Õ½è¦¸³æ¤¸Åé¤À¤l¶qªºÀË©w¡C²{¦b¦h¥H°g§A¥­ªOª½¥ß¦¡¹qªa¡A¶i¦æ¤ÀªR¥Î³~ªº¹qªa¡C

2.1.1¤£³sÄò½¦Åé¹qªa (native-PAGE)

¤£³sÄò½¦Åé¹qªa¬O³Ì°ò¥»ªº»E¤þ²mñQÓi¹qªa§Î¦¡¡A¦b¤ÀÂ÷½¦ÅépH 8.8ªº¹qªa±ø¥ó¤U¡A¤j³¡¤ÀpI¤p©ó8.8ªº³J¥Õ½è¤À¤l§¡¯à©¹¥¿·¥²¾°Ê¡A¦]¦¹¤À¤lªºªa°Ê²v«h»P¼Ë¥»ªº¹q²ü±K«× (­t¹q²ü¼Æ/¤À¤l¶q) ¦¨¥¿¤ñ¡C ¦]½¦Å餣§tSDS¡A¬G»Ã¯À¬¡©Ê¦h¯à«O«ù¡A¥i¥H¦b½¦Åé¤W°µ»Ã¯À¬¡©Ê¬V¦â¡A¤]¥i¥Î©ó¤j¶q¼Ë¥»ªº¯Â¤Æ¡A§Y»s³Æ¦¡¹qªa¡C

»ö¾¹³]³Æ¡G

ű½¦®M¥ó (§t¹qªa¬Á¤ù¤Î®ñ¤Æ¾T¤ù)

¶¡¹j±ø (Spacer, 0.75 mm)

¼Ë¥»®Þ (Comb, 10 well)

««ª½¹qªa¼Ñ (Hoefer SE-250¥­ªO¦¡««ª½°g§A¹qªa¼Ñ)

¹q·½¨ÑÀ³¾¹ (ISCO-453©ÎPharmacia Biotech EPS 200)

·L¶q°wºÞ (Hamilton 80465) ©Î¹qªa¼Ë¥»±M¥Î§lºÞÀY

ÃÄ«~¸Õ¾¯¡G

A²G (T30%, C2.6%)¡G

¤þ²mñQÓiacrylamide              (Mallinckrodt Gen AR 7717)  14.6   g

Bis                                                 (Bio-Rad 161-0201)                 0.4   g

¥[¤ô¦Ü50 mL¡A­YÃø·»«hµy·L¥[¼ö§U·»¤§¡AÀx¦s©ó4¢J¡C

(Bis = N,N¡¦-Methylene-bis-acrylamide)

B²G (¤ÀÂ÷½¦Åé½w½Ä²G)¡G

Tris                                                (Sigma T-1503)                       18.2   g

TEMED                                         (Sigma T-8133)                         0.36   mL

¥Î60 mL¤ô·»¸Ñ¡A¥HHCl½ÕpH¦Ü8.8¥[¤ô¦Ü100 mL¡AÀx¦s©ó4¢J¡C

(TEMED = N,N,N¡¦,N¡¦-Tetramethyl-ethylenediamine)

C²G (µJ¶°½¦Åé½w½Ä²G)¡G                  

Tris                                                (Sigma T-1503)                         0.6   g

TEMED                                         (Sigma T-8133)                       40      mL

¥Î8 mL¤ô·»¸Ñ¡A¥HHCl½ÕpH¦Ü6.8¥[¤ô¦Ü10 mL¡AÀx¦s©ó4¢J¡C

d.  ³q¥Î¹qªa½w½Ä²G (5x)¡G

Tris                        90 mM x 5       (Sigma T-1503)                       54.5   g

EDTA¡P2Na             2.5 mM x 5     (Sigma E-4884)                         4.7 g

Boric acid              80 mM x 5      (Sigma B-0394)                      24.8   g

¥[¤ô800 mL·»¸Ñ¡A¥HNaOH½ÕpH¦Ü8.4«á¡A¥[¤ô¦Ü1,000 mL¡A«Ç·Å«O¦s¡C¨Ï¥Î«e­n¥H»]ÃH¤ôµ}ÄÀ¤­­¿¡C

e.  APS·»²G (ammonium persulfate, 10%)¡G

¨ú0.1 g·»©ó1 mL¤ô¡A­n½T¹ê·»¸Ñ§¹¥þ¡F¨Ï¥Î«e·sÂA°t¸m¡A¹L©]ªÌ¤£¦A¥Î¡C

f.   °lÂܬV®Æ (tracking dye)¡G           

¨úbromophenol blue¬ù1 mg·»©ó5 mL³q¥Î¹qªa½w½Ä²G¡A¥[5 mL¥Ìªo²V¤Ã¡C

g.  °ª¤À¤l¶q¼Ð·Ç³J¥Õ½è²Õ¦X (HMW electrophoresis calibration kit, Pharmacia)¡G

       Protein:                     ¤À¤l¶q (Da)

Thyroglobulin                       669,000

Ferritin                                 440,000

Catalase                                232,000

Lactate dehydrogenase         140,000

Bovine serum albumin          67,000

¡»  ª`·N¡G¥Hnative-PAGE´ú©wªº¤À¤l¶q¡A¥u¯à°µ¬°°Ñ¦Ò¡A¤£¯à°µ¬°°ß¤@ÃÒ¾Ú¡C

¹êÅç¤èªk¡G

A. ű½¦¡G

1.  ±N¹qªa¬Á¤ù¤Î®ñ¤Æ¾T¤ù²M¬~²b«áÀ¿°®¡A¦A¥H¬Á¼þ²M¼ä¾¯À¿«ø°®²b¡A¿ï¾Ü©Ò»Ý«p«×ªº¶¡¹j±ø (spacer) ±N¨ä²Õ¸Ë©óű½¦®M¥ó¤¤¡C

2.  ¨Ì·Óªí2.1©Ò¦Cªº¦U·»²G¤ñ¨Ò¡A¿ï¾Ü©Ò»Ýªº¤ÀÂ÷½¦Åé¿@«×¡F°t¸m½¦Åé·»²G®É¡A¨ä¤¤APS·»²G¥²¶·³Ì«á¥[¤J¡A¤p¤ß²V¦X§¡¤Ã¡A¥HÁקK®ðªw²£¥Í¡AµM«á½w½w­Ë¤J¸Ë¸m¦nªºÅ±½¦®M¥ó¤¤¡C­Y§A¤£ª¾­n¥Î¦h¤Ö¿@«×ªº½¦Åé¡A¥ý¸Õ7.5%ªÌ¡C

3.  ½¦Åé°ª«×¬ù¦û¬Á¤ùªº2/3¦Ü3/4°ª¡A¥[§¹«á¾¨§Ö¦b¦U½¦Åé²G­±¤W¤è¤p¤ß¥[¤J 100 mL²§¤þ¾J¡A¥HÀ£¥­½¦Åé²G­±¡C

4.  ¬ù30 min¦Ü1 h«á (¤Ñ§N¶·§ó¤[)¡A¾®½¦§¹¦¨¡A­Ë¥X¤W¼hªº²§¤þ¾J¡C

5.  °t¸mµJ¶°½¦Åé·»²G¡A¥ý·Ç³Æ¦n©Ò»Ý¤§¼Ë¥»®Þ (comb)¡A¥[¤J·»²G«á¥ß¨è´¡¤J¡A¾ã­Ó¹Lµ{¥²¶·¦b5 min§¹¦¨¡A¬ù30 min¥i§¹¦¨¾®½¦¡C

6.  ©î¨øű½¦®M¥ó¡A±N¦h¾lªº¾®½¦¥h°£¡Aű¦nªº½¦¤ù¸m©ó«Ê¤f³U¤¤©ñ¦b4¢J«O¦s¡A¨Ã¥[¤J¤Ö¶q»]ÃH¤ô¨¾¤î½¦¤ù°®µõ¡A¨Ï¥Î´Á­­¬ù¬°¤@¶g¡C

ªí2.1±`¥Înative-PAGE½¦Åé·»²G (³æ¦ìmL)

½¦Åé·»²G

¤ÀÂ÷½¦Åé·»²G

µJ¶°½¦Åé

5%

7.5%

10%

12.5%

15%

20%

4%

A

1.65

2.5

3.3

4.15

5.0

6.7

0.66

B

2.5

-

C

-

1.24

H2O

5.8

4.95

4.15

3.3

2.45

0.75

3.0

APS

0.05

0.1

Á`Åé¿n

10

5.0

 

B. ¹qªa¡G

1.  ¥ý¨ú¥X½¦¤ù¦^·Å¡A±Nµ}ÄÀ¦¨¤@­¿ªº³q¥Î¹qªa½w½Ä²G¡A­Ë¤J¹qªa¼Ñªº©³³¡¡C±µµÛ§â½¦¤ù¥H45«×¬[¨ì¹qªa¼Ñ¤W¡AÁקK®ðªw²£¥Í¡F·í¹qªa§¨§¨§´«á¡A¦b¹qªa¬Á¤ù²Õ¦Xªº¤W¤è¡A¥[¤J¹qªa½w½Ä²G¡C¹qªa«e¡A¥ý¥H·L¶q°wºÞ²M¬~¦U¼Ë¥»¼Ñ¡AÁקK¦³¾®½¦¤£§¹¥þªº´Ý¾lª«¯d¦b¼Ë¥»¼Ñ¤º¡C

2. ½¦¤ù¤@©w­n¦^´_«Ç·Å«á¤~¯à¬[¨ì¹qªa¼Ñ¡A§_«h¬Á¤ù·|º¦¯}¡C

3. ¨ú¾A¶qªº¼Ë¥» (¬ù10~15 mL)¡A¥[¤J 1/4 Åé¿n¤§°lÂܬV®Æ¡A²V¦X§¡¤Ã«á¥H·L¶q°wºÞ¤p¤ßªºª`¤J½¦Å餤ªº¼Ë¥»¼Ñ¡A¨ÃÁקK®ðªwªº²£¥Í¡C

¡»  ¥[¤Jªº¼Ë¥»­n¨Æ¥ý©w¶q¡A¥H«Kºâ¥X¥[¤J­Y¤z¶qªº³J¥Õ½è¡C

4. °ª¤À¤l¶qªº¼Ð·Ç³J¥Õ½è¬ù»Ý4~8 mL¡A§@¬°³J¥Õ½è¤À¤l¶qªº°Ñ¦Ò¡F¦ýdisc-PAGE ¤¤¡A¤À¤l¶qªº´ú©w¨Ã¤£¥i¾a¡A¦]¦¹À³ÁקK¥Î¨Ó¨M©w¤À¤l¶q¡C

5.  ±N¹qªa¼Ñ¤W³¡»\¤l»\¤W¡A½T»{¥¿­t·¥¸Ë¸m¥¿½T (³J¥Õ½è¥Ñ­t·¥©¹¥¿·¥¶])¡A³s±µ¤W¹q·½¨ÑÀ³¾¹¡A©w¹qÀ£¥H100~150 V¶i¦æ¹qªa¡A­Y½¦¤ù»Ý°µ¬¡©Ê¬V¦â¡A«h¥²¶·¦b4¢J§N©Ð¤¤¶i¦æ¹qªa¡C

6.  «Ý°lÂܬV®Æ¶]¥X½¦¤ù«á¡AÃö±¼¹q·½¡A¨ú¥X½¦¤ù¤¤ªº½¦Åé¡A¥H¸Ñ­å¤MºI¨¤°µ°O¸¹¡A·Ç³Æ¶i¦æ¬V¦â¡C

2.1.2 SDS½¦Åé¹qªa

SDS-PAGE¬O¦b¹qªa¨t²Î¤¤¡A§Q¥Î¬É­±¬¡©Ê¾¯SDS (sodium dodecyl sulfate) ªþ¦b³J¥Õ½è²¨¤ô°Ïªí­±¡A¥ÑSDS¥»¨­©Ò±a¤§­t¹q²ü¤Þ¾Éªa°Ê¡C ¥Ñ©ó³J¥Õ¥»¨­©Ò±a¹q²ü»·¤p©óªþµÛ¤§SDS¤À¤l¡A¦]¦¹³J¥Õ½è¥»¨­ªº¹q²ü¹ïªa°Ê²v¨S¦³¼vÅT¡Aªa°Ê²v¥u¨M©w©ó³J¥Õ½è¤À¤l¶q¡A¬GSDS¹qªa¾A¦X´ú©w³J¥Õ½èªº¤À¤l¶q¡C ¦b¼Ë¥»³B²z¹Lµ{¤¤¡A§Q¥Î¥[¼ö¯}Ãa³J¥Õ½èªº¤T¯Å¤Î¥|¯Åµ²ºc¡A¨Ï¨ä¤À¤l¤º³¡ªº²¨¤ô°Ï¼ÉÅS¦Ó»PSDSµ²¦X¡F¥[¤JÁ٭쾯¥i¯}Ãa³J¥Õ½è¤À¤l¤ºªºÂù²¸Áä¡A±`¥ÎÁ٭쾯¦³ b-mercaptoethanol©Îdithiothreitol¡C¦]¦¹SDS-PAGE¼sªx¦aÀ³¥Î©ó³J¥Õ½è¦¸³æ¤¸Åé¤À¤l¶qªº¨M©w¡C

»ö¾¹³]³Æ¡G

¦P¤W¸`¤§¤£³sÄò½¦Åé¹qªa

ÃÄ«~¸Õ¾¯¡G

°£¤F¤W¸`©Ò¨Ï¥ÎªºÃÄ«~¥~¡AÁٻݰt¸m¥H¤UªºÃÄ«~¡G

SDS½¦Åé¹qªa¼Ë¥»·»²G (SDS-PAGE sample buffer, 2x)¡G

Tris                        125 mM x 2    (Sigma T-1503)                         0.3   g

EDTA¡P2Na              2 mM x 2         (Sigma E-4884)                       14.9   mg

SDS                        2% x 2           (Nakalai 316-07)                      0.4   g

b-mercaptoethanol  5% x 2          (Sigma M-6250)                        1   mL

¥[¤G¦¸¤ô8 mL·»¸Ñ¡A½ÕpH¦Ü6.8¤§«á¡A¦A¥[¤ô¦Ü10 mL¡C

10% SDS·»²G¡G

¨ú1 g SDS·»©ó10 mL¤G¦¸¤ô¡FSDS·¥©ö´­°_¡Aª`·N¤Å§l¤J¡A¥H§K³y¦¨¶Ë®`¡C

SDS¹qªa½w½Ä²G (1x)¡G

°t¸m¦P³q¥Î¹qªa½w½Ä²G¡A¦ý¦bµ}ÄÀ®É¥[¤JSDS¨Ï¦¨¬°0.1 % SDS¡C

Novex SeeBlue Pre-stained standard¡G

        Protein:                       ¤À¤l¶q (Da)

BSA                                     98,000

Glutamic dehydrogenase      64,000

Alcohol dehydrogenase        50,000

Carbonic anhydrase             36,000

Myoglobin                            30,000

Lysozyme                             16,000

¹êÅç¤èªk¡G

A. ű½¦¡G

       ¤èªk¦P¤W¸`¤£³sÄò½¦Åé¹qªa¡A¥u¬O¦b½¦Åé·»²G¤¤¦h¥[¤F1% ªºSDS¡F½¦Å骺¿@«×°t¤è¦p¤Uªí2.2¡A10 mL¬ù¨¬°÷ű³y¨â¤ù½¦¤ù¡C

 

 

 

 

 

 

ªí2.2±`¥ÎSDS-PAGE½¦Åé·»²G (³æ¦ì mL)

½¦Åé·»²G

¤ÀÂ÷½¦Åé·»²G

µJ¶°½¦Åé

5%

7.5%

10%

12.5%

15%

20%

4%

A

1.65

2.5

3.3

4.15

5.0

6.7

0.66

B

2.5

-

C

-

1.24

10% SDS

0.1

0.05

H2O

5.7

4.85

4.05

3.2

2.35

0.65

2.95

APS

0.05

0.1

Á`Åé¿n

10

5.0

B. ¹qªa¡G

1.  ¨ú¥X½¦¤ù¦^·Å¡A±Nµ}ÄÀ¦¨¤@­¿ªºSDS¹qªa½w½Ä²G¡A­Ë¤J¹qªa¼Ñ©³³¡¡C±µµÛ§â½¦¤ù¥H45«×¨¤©ñ¤J¡A¥iÁקK®ðªwªº²£¥Í¡A·í¹qªa§¨§¨§´«á¡A¦b¹qªa¬Á¤ùªº¤W¤è¡A¥[¤J¹qªa½w½Ä²G¡C¦P¼Ë¤]­n²M¬~¨C­Ó¼Ë¥»¼Ñ¡C

2.  ¨ú¾A¶qªº¼Ë¥» (¬ù 5~10 mL)¡A¥[¤J¦PÅé¿n¤§¼Ë¥»½w½Ä²G (sample buffer) ¦A¥[¤J2 mL°lÂܬV®Æ¡A²V¦X§¡¤Ã«á©ó100¢J¤¤µN5 min¡A«Ý§N«o«áÂ÷¤ß30 s¡A¥H·L¶q°wºÞ¤p¤ßª`¤J½¦Å餤ªº¼Ë¥»¼Ñ¡A¨ÃÁקK®ðªw²£¥Í¡C

3.  §C¤À¤l¶q¼Ð·Ç³J¥Õ½è¬ù»Ý4~8 mL¡A§@¬°³J¥Õ½è¤À¤l¶q°Ñ¦Òªº¨Ì¾Ú¡C

4.  ±N¹qªa¼Ñ¤W³¡ªº»\¤l»\¤W¡A½T»{¥¿­t·¥¸Ë¸m¥¿½T¡A³s±µ¤W¹q·½¨ÑÀ³¾¹¡A©w¹qÀ£¥H100~150 V¶i¦æ¹qªa¡C

5.  «Ý°lÂܬV®Æ¶]¥X½¦¤ù¥~¡AÃö±¼¹q·½¡A¨ú¥X½¦¤ù¤¤ªº½¦Åé¡A¥H¸Ñ­å¤MºI¨¤°µ°O¸¹¡A·Ç³Æ¶i¦æ¬V¦â¡C

2.1.3½¦Åé¬V¦âªk¡]Coomassie Brilliant Blue R ; CBR¡^

¥HCBR¤À¤l¤WªºªÚ­»­fÀô¡A»P³J¥Õ½èªº²¨¤ô°Ïµ²¦X¡F¦P®É¨ä¨È²¸»Ä°ò¹Î  (-SO32-)  »P³J¥Õ½èªº¥¿¹q²üµ²¦X¡A¥i¨Ï³J¥Õ½è¬V¥XÂŦâ¦â±a¡C¬O«D±`¤è«Kªº³J¥Õ½è¬V¦âªk¡A¦ý¨äÆF±Ó«×¤£°ª¡A¨C­Ó¦â±a¦Ü¤Ö­n¶W¹L10 mg¥H¤Wªº³J¥Õ½è¤~¬V±o²M·¡¡C

»ö¾¹³]³Æ¡G

¥­¥x¾_Àú¾¹

¬V¦â¬û¡G³Ì¦n¥Î¬Á¼þ»s«~¡ACorning¼p¨ãªºªø¤è§Î¬Á¼þ¬û·¥¬°¦X¥Î¡C

ÃÄ«~¸Õ¾¯¡G

a. CBR¬V¦â²G¡G

Coomassie Brilliant Blue R-250    (Sigma B-0149)                        0.75 g

¥Î250 mL¥Ò¾J·»¸Ñ«á¡A¦A¥[¤J250 mL¤G¦¸¤ô¤Î50 mL¾L»Ä¡C

 

b. CBR²æ¦â²G¡G

10%¾L»Ä»P20%¥Ò¾Jªº¤ô·»²G¡C

¹êÅç¤èªk¡G

1.  ±N¹qªa§¹²¦ªº½¦Åé®û¤JCBR¬V¦â²G¤¤¡A¬V¦â²G¥Î¶q¥u­n»\¹L½¦¤ù§Y¥i¡F¸m©ó¥­¥x¾_Àú¾¹¤W·nÀú30 min¡C

2.  ­Y³J¥Õ½è¿@«×¸û§C¡A«h¬V¦â®É¶¡¥i¥[ªø (1 h) ¥H¼W¥[¦â±a²`«×¡C

3.  ­Ë¥X¬V¦â²G¡A¥Î¦Û¨Ó¤ô¨R¬~«á­Ë¤J²æ¦â²G¡A²æ¦â²G»\¹L½¦¤ù§Y¥i¡C ©ó¬V¦â¬û¤¤©ñ¤J¤@¶ô§l¤ô¯È¡A¥i¥[³t²æ¦â¹Lµ{¡C

4.  ­Y½¦Åéªí­±¦³¤£·»ªºCBR¬V®Æ¨H¿n¡A¥i¥H¥Î50%¥Ò¾J¬~¥h¡C

 

2.1.4½¦¤ù°®Àêªk

§Q¥Î¬Á¼þ¯È (Áɸôªâcellophane) ªº¥b³z½¤¯S©Ê¡A¹qªa½¦¤ù¤¤ªº¤ô¤À¤Î¥Ò¾J¦b¤T©úªv²Õ¦X¤¤«Ü®e©ö»]µo¡A¨Ï½¦¤ù³QÀ£°®¥BÀ£¥­©ó¨â±i¬Á¼þ¯È¤¤¡A¥iªø¤[«O¦s¡C½¦¤ù°®Àê«á¥ç¥i°µ¦P¦ì¯À©ñ®gÅã¹³¡A©ÎªÌ¦â±a¿@«×±½´y¡C

»ö¾¹³]³Æ¡G

¬Á¼þªO

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1.  ¦b¬Á¼þªO¤W¾Q¥­²Ä¤@±i·Ã¼íªº¬Á¼þ¯È¡A¬Á¼þ¯Èªº¥|Ãä­n²¤¤j©ó¬Á¼þªO¡A¥|Ãä§é¤U¡AÁקK¬Á¼þ¯È»P¬Á¼þªO¤¤¦³¥ô¦óªº®ðªw²£¥Í¡C

2.  ±N¬V¦â§¹²¦¤§½¦¤ù¸m©ó¤W­z¨BÆJ¤§¬Á¼þ¯È¤W¡C

3. ±N¥t¥~¤@±i¬Á¼þ¯È®û·Ã¡A¤p¤ß¾Q»\©ó½¦¤ù¤W¡AÁקK¥ô¦ó®ðªw²£¥Í¡A¬Á¼þ¯Èªº¥|Ãä­n²¤¤j©ó¬Á¼þªO¬ù1~2 cm¡A±N²Ä¤G¼hªº¬Á¼þ¯È¥|Ãä¤ÏºP¨ì¬Á¼þªO­I­±¡C

4. ¥H¤å®Ñ§¨§¨¦í¥|¨¤¡A¸m©ó«Ç·Å©Î37¢J¯M½c¤¤°®Àê¡C

5. Àˬd½¦¤ù¬O§_§¹¥þ°®Àê¡A¥i¥H§Q¥Î«ü¥Ò¦b½¦¤ù¤W»´ºV¡A°®À꧹¥þªº½¦¤ù¤£·|¯d¤U¥ô¦ó«ü¥Ò²ª¸ñ¡F¥i±N½¦¤ù°Å¤U¡A¥HÅ@¨©½¦½¤Å@¨©«á«O¦s¡C


2.2³æ®è§ÜÅ餧»s³Æ

¶Ç²Îªº¦h·½©Ê§ÜÅ鬰¤@¸s§Ü¤£¦P§Ü­ì¤§²V¦X§ÜÅé¡C¦Ó¨CºØ§ÜÅ駡¥Ñ³æ¤@ªºµÊ²Ó­M®è (B²Ó­M) ©Ò¤Àªc¡A¤@­ÓµÊ²Ó­M®è¥u²£¥Í¤@ºØ§ÜÅé¡A¦¹§Y¬°³æ®è§ÜÅé¡C¦ý¬O³æ¿WªºµÊ²Ó­MµLªk¦b°ö¾i°ò¤¤¥Íªø¡A­Y¥i¤ÀÂ÷¥X¦¹²Ó­M®è¨Ã»P°©ÅèÀù²Ó­M®è¿Ä¦X¥[¥H°ö¾i¡A«h±o¨ì¤§¿Ä¦X²Ó­M¥i­Ý¨ã¤Àªc§ÜÅé¡A¥H¤Î¦b°ö¾i°ò¤¤¥Íªøªº¯S©Ê¡C¥»½×¤å¥HNS-1²Ó­M®è»P¸g§Ü­ì§K¬Ìbalb/c¤p¥Õ¹«µÊ²Ó­M¶i¦æ¿Ä¦X¡A´Á¥H³æ®è§ÜÅ餧±M¤@©Ê¡AÁקK¤ÀªRcitrinin®É¨ü¨ìºc«¬Ãþ¦ü¤§¤p¤À¤l¤zÂZ¡C

2.2.1§Ü­ì¤§»s³Æ

¦]¬°¥»¹êÅ礧§Ü­ìcitrinin¬°¤À¤l¶q¶È250 Da¤§¤p¤À¤l¡A±N¨ä¹w¥ýÁäµ²¦b¤j¤À¤l³J¥Õ½èKLH¤À¤l¤W¡A¦A¥´¤J°Êª«Å餺¥i¥H¦³¸û¦n¤§§K¬Ì®ÄªG¡C

»ö¾¹³]³Æ¡G

37¢J«í·Å½c (Memmert)

ÃÄ«~¸Õ¾¯¡G

Hemocyanin (Sigma, H-7017)

¥ÒîÇ (Merck)

Citrinin (Sigma, C-1017)

³zªR½¤ (Seamless cellulose tubing 36/32, ¤À¹º¤À¤l¶q12,000~14,000 Da)

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natriumacetate       0.1 M (Riedel-deHaen)               0.82 g

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Sodium pyruvate                           (Flow 16-820-49)                     2      mL

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f. Polyethyene glycol 1500 (PEG) (BM 7836641, 50%, w/v)

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6.  ¥ý¥[¤J2 mL RPMIX¡A±N²Ó­M»´©çÄa¯B«á¡A¦A¥[¤J8 mL RPMIX¡C

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8.  ¹j¤é¡A»´·n¤@¤UT-25¡A­Ë¥hÄa¯B²Ó­M¸H¤ù¤Î°ö¾i²G¡A¦A¥[¤J·sÂA10 mL RPMIX¡C

2.2.5³æ®è§ÜÅ骺¥Í²£

³æ·½§ÜÅé¥i¥H§Q¥Î¨âºØ¤èªk¨Ó¥Í²£¡G(1) ¤j¶q°ö¾i²Ó­M¡A¯Â¤Æ°ö¾i²G¤¤ªº§ÜÅé¡F (2) ±N²Ó­M®èª`®g¨ì¤p¥Õ¹«Å餺¡A»¤¾É²£¥Í¸¡¤ô¡C

¹êÅç¤èªk¡G

(1) °ö¾i²G¥Í²£ªk¡G

       µø»Ý­n§Q¥Î¤£¦Pªº²Ó­M°ö¾i²~¨Ó°ö¾i²Ó­M¡A¨Ò¦p¥HT-25, T-80, T-125¨Ó¥Í²£¡A¥i¥H¦¬5 mL¦Ü100 mL¤£µ¥¡C¦¹ªk©Ò±o§ÜÅé¥HProtein A-Sepharose CL-4B ¯Â¤Æ³Ì¬°¦³§Q¡C

(2) ¸¡¤ô¥Í²£ªk¡G

1.    ¨ú¤K¶g¥H¤WBALB/c¤p¥Õ¹«¼Æ°¦¡A¨C°¦¸¡µÄª`®g0.5 mL pristane¡C

2.    7~10 d«á¡A¨ú¿Ä¦X²Ó­M¡AÂ÷¤ß¥h¤W²M«á¡AÄa¿B©ó0.5 mL RPMI 1640¤¤¡A¥´¤J¤p¥Õ¹«¸¡±±¡C¨C°¦¤p¥Õ¹«»Ý¥Î106~107­Ó²Ó­M¡A¬ù¬°¤@­ÓT-25¡C

3.    ¤@¨ì¤G¶g«á¡A¤p¥Õ¹«¸¡³¡µÈ¤j¡A¨ú19¸¹¶ì½¦°wÀY¡A°Å¥h¶ì½¦±µÀY¡A´¡¤J¤p¥Õ¹«¸¡µÄ¡A¥HÂ÷¤ßºÞ¦¬¶°ºw¥X¤§¸¡¤ô¡AÂ÷¤ß¥h°£²Ó­M«á¡A³Ì¦n¥ß§Y¶i¦æ§K¬Ì²y³J¥Õ¯Â¤Æ¡C

2.2.6§K¬Ì²y³J¥Õ¤§¯Â¤Æ

¸¡¤ô»Ý¯Â¤Æ¦Ó¥H±o§K¬Ì²y³J¥Õ (IgG)¡C§Q¥Î0-40%²¸»Ä»Ï¹¡©M¿@«×¥i±N§K¬Ì²y³J¥Õ¨H¾ý¤U¨Ó¡A¬°ªì¨Bªº¯Â¤Æ¨BÆJ¡F¤]¥i¶i¤@¨B¥H½¦Åé¹LÂoªk©ÎÂ÷¤l¥æ´«ªk¶i¦æ IgG¤§¯Â¤Æ¡C

»ö¾¹³]³Æ¡G

°ª³t§N­áÂ÷¤ß¾÷ (Hitachi 20PR-52 ©Î CR-22)

³zªR½¤ (Seamless cellulose tubing 36/32, ¤À¹º¤À¤l¶q12,000~14,000 Da)

ÃÄ«~¸Õ¾¯¡G

²¸»Ä»Ï (ammonium sulfate, Merck 101211)¡G

ÃÄ«~©ó¯M°®«áª½±µ¨Ï¥Î¡C

PBS (phosphate buffer saline, 1x)¡G

°t¤è¦P«e©Ò­z¡C

¹êÅç¤èªk¡G

1.    ±o¨ì¤p¥Õ¹«¤§¸¡¤ô¡A©ó4¢J¤UÀR¸m30~60 min¡C

2.    ¥H1,500 rpmÂ÷¤ß20 min¥h°£²Ó­M¤Î¦å²y¸Hµõª« (lysate)¡C

3.    ¥[¤J2­¿Åé¿nªºPBS (1x) ²V¦X§¡¤Ã¡A©ó¦B¯D¤U¶i¦æ0-40%¹¡©M«×ªº²¸»Ä»Ï¨H¾ý¡A¥­¿Å30 min¡A·Ç³ÆÂ÷¤ß¦^¦¬IgG¨H¾ý¡C

4.    ¥H15,000 rpmÂ÷¤ß30 min¡A¥h°£¤W²M¡C

5.    ¨H¾ý¦^·»©ó»P¸¡¤ô¦PÅé¿n¤§PBS¡A¨Ã¹ï4 L PBS¶i¦æ³zªR¹j©]¡C

6.    ³zªR«áªº¼Ë«~¡A¦A¥H15,000 rpmÂ÷¤ß20 min¡A¨ú¤W²M²G¡C

7.    ¥[¤Jµ¥Åé¿nªº¥Ìªo«O¦s©ó-20¢J¡A¦¹§Y¬°¯Â¤Æ¤§§K¬Ì²y³J¥Õ¡C

8.    ±µµÛ¶i¦æELISA´ú¸Õ§ÜÅ餧®Ä»ù¡C


2.3»Ã¯À§K¬Ì¤ÀªRªk

»Ã¯À§K¬Ì¤ÀªRªk (enzyme immunoassay, EIA) ©ÎºÙ¬°»Ã¯À³sµ²§K¬Ì§lµÛ¾¯¤ÀªRªk (enzyme linked immunosorbent assay, ELISA) ¡A§¡¦b96¼Ñ·L¶qºw½L (96-well microtiration plate¡A²ºÙELISA½L) ¤¤¾Þ§@¡A¥iª½±µ¥H±M¥ÎªºELISA¥ú«×­p  (ELISA reader) ´ú±o¨C¤@¼Ë«~ªº§e¦â§l¥ú¡A«D±`¤è«K¥B§Ö³t¡C¬°¤F¾Þ§@¤è«K°_¨£¡A§Ú­Ì¤@«ß±N¤wª¾ªº§Ü­ì©T©w¦b©T¬Û¤W¡A¥H¶¡±µ¼Ð¥Üªk (indirect labeling¡A²ºÙ¶¡±µªk) ¨Ó´ú©w¥¼ª¾§ÜÅé¶q¡C¤U¹Ï»¡©ú¶¡±µ¼Ð¥Üªkªº¤ÏÀ³¹Lµ{¡C

»ö¾¹³]³Æ¡G

37¢J«í·Å½c (Memmert)

ELISA¥ú«×­p (Dynatech Laboratories MRX)

ELISA 96¼Ñ·L¶qºw©w½L (Nunc 442404)

¤KºÞ¦Û°Ê§lºÞ (Biohit 250)

ÃÄ«~¸Õ¾¯¡G

©ú½¦-NET (NaCl-EDTA-Tween)¡G

Gelatin (0.25%)                                 (Merck 4078)                            5      g

NaCl (0.15 M)                                   (Merck 6404)                          17.5   g

EDTA.2Na (5 mM)                            (Merck 8418)                            3.6   g

Tween 20 (0.05%)                                                (Merck 822184)     1      mL

Tris (hydroxymethyl) methylamine (50 mM) (BDH 103157P)          12.1   g

¥[¼ö¦Ügelatin·»¸Ñ¡A«Ý§N«o¦Ü«Ç·Å«á¡A½ÕpH¦Ü8.0¡A¦A©w¶q¦Ü2 L¡C

PBS (phosphate buffer saline, 10¡Ñ)¡G

NaCl (0.13 M ¡Ñ 5)                             (Merck 6404)                          75.9   g

NaH2PO4 (0.01 M ¡Ñ 5)                      (Wako 192-02815)                  15.6   g

¥[¤ô800 mL·»¸Ñ«á¡A¥ÎNaOH½Õ¦¨pH 7.0¡A¦A©w¶q¦Ü1 L¡A¦¨¬°10­¿ªºPBS¡C¨Ï¥Î«eµ}ÄÀ10­¿¡C

PBST (phosphate buffer saline & Tween-20)¡G

±N10­¿ªºPBSµ}ÄÀ¦Ü1­¿¡A¨Ã¥[¤J0.05% (v/v) Tween-20¡C

¤G¦¸§ÜÅé (Horse radish perxidase-goat-anti-mouse, HRP-GAM)¡G

perxidase-conjugated goat IgG fraction to mouse immunoglobulins (IgG, IgM, IgA) (Cappel 55556)

¨Ï¥Î«e¥HPBS (1¡Ñ) µ}ÄÀ1,000~1,500­¿¡C

¡»  ­ì²G¶·Àx¦s©ó-20¢J¡A¨Ï¥Î«e·sÂA°t»s¡C

OPD°ò½è²G¡G

o-Phenylenediamine                           (Sigma P-1526)                       40     mg

H2O2                                                   (Merck 7210, 30¢M)                10     mL

¥HPBS (1x) ·»¸Ñ«á¡A©w¶q¦Ü100 mL¡C

¡» ¨Ï¥Î«e·sÂA°t»s¡B¥H²`¦â²~Á×¥ú¤U«O¦s¡A¹j©]¤£¥i¦A¨Ï¥Î¡C

¡» OPD¯»¥½¨Æ¥ý¤À¸Ë¦¨¤p²~¡A¥H§K¦]¤ÏÂЦB­á¡B¸Ñ­á¦ÓÅܽè¡C¥t¥~OPD¥i¯à¬°­PÀùª«½è¡Aª`·N¤Å§l¤J¹Ð®J©Îª½±µ±µÄ²¡C

¹êÅç¤èªk¡G

 1.  Carrier protein§lªþ¤ÏÀ³ (Coating)¡G ¨úBSA¥HPBS (1x) µ}ÄÀ¿@«×2 mg/mL¡A¦bELISA½L¤¤¨C¼Ñ¥[¤J0.1 mL¡A¥H³z©ú½¦¥¬±N¾ã­Óºw©w½L»\¤W¡A¨¾¤î·»²G»]µo¡C©ó37¢J¤U¤ÏÀ³2 h¡A©Î¥iª½±µ4¢J¹L©]¡C

2. §Ü­ì»Pcarrier proteinÁäµ² (Conjugation)¡G§lªþ¤ÏÀ³«á§l¥hcarrier protein¡A¥HPBST¬~¤T¦¸¡C¨ú20 mL citrinin¥[¤J50 mL¤§¾L»Ä¶u·»²G¤¤¡A¨Ã¦P®É¥[¤J30 mL ¤§¥ÒîÇ¡A¥R¤À²V¦X¤§«á¡A¥þ¼Æ¥[¤JELISA½L¤¤¡A©ó37¢J¤U¤ÏÀ³12 h¡C

3. ¶ñ¶ë (Blocking)¡G §lªþ¤ÏÀ³«á§l¥h§Ü­ì¡A¥HPBST¬~¤T¦¸¡C¨C¼Ñ¥[¤JNET²G0.2 mL¡A½¦±a«Ê¤f«á¡A¸m«Ç·Å¤ÏÀ³1~2 h«á¬~¥h¡A¦A¥HPBST¬~¹L¤T¦¸¡C¥i¸m©ó4¢J³Æ¥Î¡C

4. §Ü­ì§ÜÅé¤ÏÀ³¡G §ÜÅé·»²G¥HNETµ}ÄÀ¦Ü¾A·í¿@«×¡A¨C¼Ñ¥[¤J0.1 mL¡A¥H½¦±a«Ê¤f¡A©ó37¢J¤U¤ÏÀ³30 min«á¡A¦A©ó4¢J¤ÏÀ³1 h¡C¤ÏÀ³«á§l¥h§Ü­ì¡A¥HPBST¬~¤T¦¸¡C

5. ¤G¦¸§ÜÅé¤ÏÀ³¡G ¤G¦¸§ÜÅé¥HPBSµ}ÄÀ¦Ü¾A·í­¿¼Æ«á¡A¨C¼Ñ¥[¤J0.1 mL¡A¥H½¦±a«Ê¤f«á¡A©ó37¢J¤U¤ÏÀ³30 min«á¡A4¢J¤ÏÀ³1 h¡Cª`·N»Ý«D±`¤p¤ßªº¥[¤J¤G¦¸§ÜÅé·»²G¡AÁקK·»²G¶W¥XNET¶ñ¶ëªº½d³ò¦Ó¼vÅT§e¦â¡C¤ÏÀ³«á¡A¤p¤ß§l¥h»Ã¯À³sµ²Åé·»²G¡A¥HPBST¬~¤­¦Ü¤C¦¸¡C

6. »Ã¯À§e¦â¤ÏÀ³¡G ¨C¼Ñ¥[¤J0.15 mL OPD°ò½è²G§e¦â¡A³Ì¦n¥H¤KºÞ¦Û°Ê§lºÞ§Ö³t²K¥[§¹¦¨¡AÁ×¥ú©ó«Ç·Å¤U¤ÏÀ³¡C­Y«Ç·Å¤Ó§C¡A¥i¸m©ó37¢J¤º¥[³t¤ÏÀ³¡C§e¦â¬ù¦b¥b¤p®É«áÁÍ©óí©w¡C¨Ï¥ÎELISA¥ú«×­p´ú405 nmªiªø§l¥ú­È¡C


2.4»Ã¯À§K¬Ì¬V¦âªk

³J¥Õ½è¸g¹qªa¤§«á¡A¥Ñ¹qªaÂà¦Lªk±N³J¥Õ½èÂà¦L¦ÜPVDFÂà¦L½¤¡A¥ý§Q¥Î±M¤@©Ê§ÜÅé (¤@¦¸§ÜÅé)¡A¹ï§Ü­ì¶i¦æ¿ëÃÑ¡A¦A¥H¤G¦¸§ÜÅé¹ï¤@¦¸§ÜÅé§@±M¤@©Êªº¿ëÃѵ²¦X¡C¤G¦¸§ÜÅé¤W³sµ²¦³¯S©wªº§e¦â»Ã¯À (horse radish peroxidase, HRP©Îalkaline phosphatase, AP)¡A¥i¥H¸g¥Ñ»Ã¯À¤ÏÀ³¦Ó§e¦â¡C¦¹¨BÆJ¥i¥H´£°ª§ÜÅ骺±M¤@©Ê¡A¬V¦âªºÆF±Ó«×¤]¤j´Tªº´£¤É¡C

»ö¾¹³]³Æ¡G

¥­¥x¾_Àú¾¹ (TKB OS701)

ÃÄ«~¸Õ¾¯¡G

©ú½¦-NET (NaCl-EDTA-Tween)¡G

Gelatin                   (0.25%, Merck 4078)                                            5      g

NaCl                      (0.15 M, Merck 6404)                                         17.5   g

EDTA¡P2Na            (5 mM, Merck 8418)                                             3.6   g

Tween 20              (0.05%, Merck 822184)                                        1      mL

Tris                        (50 mM, BDH 103157P)                                     12.1   g

¥ý¥H¤Ö¶q¤G¦¸¤ô±Ngelatin¥[¼ö·»¸Ñ¡AµM«á¥[¤G¦¸¤ô¤Î¨ä¥L¸Õ¾¯¦Ü1,700 mL¡A½ÕpH¦Ü8.0¡A¦A©w¶q¦Ü2,000 mL¡C

PBS (Phosphate buffer saline, 10¡Ñ)¡G

NaCl                      (0.13 M¡Ñ5, Merck 6404)                                     75.9   g

NaH2PO4               (0.01 M¡Ñ5, Wako 192-02815)                            15.6   g

¥[¤ô800 mL·»¸Ñ«á¡A¥ÎNaOH½Õ¦¨pH 7.0¡A¦A©w¶q¦Ü1,000 mL¡A¦¨¬°10­¿ªºPBS¡C¨Ï¥Î«eµ}ÄÀ10­¿¡C

PBST (Phosphate buffer saline & Tween-20)¡G

±N10­¿ªºPBSµ}ÄÀ¦Ü1­¿¡A¨Ã¥[¤J0.05% (v/v) Tween-20¡A§Y¬°PBST¡C

(1) HRP§e¦â¨t²Î¡G

¤G¦¸§ÜÅé (Horse radish peroxidase-goat anti mouse, HRP-GAM)¡G

Peroxidase-conjugated goat IgG fraction to mouse immunoglobulins (IgG, IgM, IgA) (Cappel 5556)

¨Ï¥Î«e¥HNETµ}ÄÀ1,000~1,500­¿¡C

¡»  ­ì²G¶·Àx¦s©ó4¢J©Î¥[¥Ìªo¦Ü50%©ó -20¢JÀx¦s¡A¨Ï¥Î«e·sÂA°t»s¡C

DAB§e¦â²G¡G

Diaminobenzidine                           (Sigma D-5637)                        5    mg

H2O 2 (30%)                                                            (Merck 7210)                          10    mL

¥HPBS (1¡Ñ) ·»¸Ñ«á¡A©w¶q¦Ü100 mL¡C

¡»  ¨Ï¥Î«e·sÂA°t¸m¡B¥H²`¦â²~Á×¥ú¤U«O¦s¡A¹j©]¤£¥i¦A¨Ï¥Î¡C

¡»  DAB¯»¥½¨Æ¥ý¤À¸Ë¦¨¤p²~¡A¥H§K¦]¤ÏÂЦB­á¡B¸Ñ­á¦ÓÅܽè¡C ¥t¥~DAB¥i¯à¬°­PÀùª«½è¡Aª`·N¤Å§l¤J¹Ð®J©Îª½±µ±µÄ²¡C

(2) AP§e¦â¨t²Î¡G

¤G¦¸§ÜÅé ¡G

Biotin-conjugated goat IgG fraction to mouse immunoglobulins (IgG, IgM, IgA) (Cappel 5556)

¨Ï¥Î«e¥HNETµ}ÄÀ1,000~1,500­¿¡C

¡»  ­ì²G¶·Àx¦s©ó4¢J©Î¥[¥Ìªo¦Ü50%©ó -20¢JÀx¦s¡A¨Ï¥Î«e·sÂA°t»s¡C

AP½w½Ä²G (alkaline phosphatase buffer)¡G

MgCl2                                    (0.5 mM ¡Ñ 1, Sigma M-8266)                         47.6 mg

±NMgCl2¥[¤J800 mL¤§PBS (2X) ¤¤¡A¥HNaOH½ÕpH¦Ü9.5¡A¦A©w¶q¦Ü1 L¡C

A + B¸Õ¾¯¡G

A reagent                 (Vectastain, avidin)

B reagent                 (Vectastain, biotinylated alkaline phosphatase)

¥H©ú½¦-NETµ}ÄÀ1,500­¿¨Ã²V¦X§¡¤Ã¡A«Ç·Å¤U¤ÏÀ³30 min«á¨Ï¥Î¡C

NBT¸Õ¾¯¡G

Nitro blue tetrazolium                     (Sigma, N-6876)                       0.5 g

·»©ó10 mLªº70% dimethylforamide (DMF, Merck 3053)¡C

BCIP¸Õ¾¯¡G

5-Bromo-4-chloro-3-indolyl-phosphate (Sigma, B-6149)              15     mg

·»©ó0.3 mLªºH2O¡A¨Ï¥Î«e·sÂA°t»s¡C

AP§e¦â¾¯¡G

BCIP¸Õ¾¯                                                                                      33     mL

NBT¸Õ¾¯                                                                                       66     mL

§e¦â«e·»©ó10 mL 1¡Ñ AP½w½Ä²G¤¤¡C

¹êÅç¤èªk¡G

 (1) HRP§e¦â¨t²Î¡G

1.  ±NUrea-PBST¬~¹LªºÂà¦L½¤¦A¥HPBST¬~¤T¦¸¡A¨C¦¸10 min¡C

2.  ¥[¤J¾A¶qªº©ú½¦-NET¡A¤ÏÀ³30 min¡C

3.  ¥[¤J¥H©ú½¦-NETµ}ÄÀ¦Ü¾A·í­¿¼Æªº¤@¦¸§ÜÅé¡A«Ç·Å¤U¤ÏÀ³1 h¡C

4.  ¥HPBST¬~¤T¦¸¡A¨C¦¸10 min¡C

5.  ¥[¤J¥H©ú½¦-NETµ}ÄÀ¦Ü¾A·í­¿¼Æªº¤G¦¸§ÜÅé (HRP-GAM 2nd-Ab)¡A«Ç·Å¤U¤ÏÀ³1 h¡C

 6.  ¥HPBST¬~3¦¸¡A¨C¦¸10 min¡C

 7.  ¥[¤JDAB¡A¥i¦b5~30 min§e¦â¡C ­Y¤Ñ§N¥i¸m©ó37¢J¯M½c¼W§Ö¤ÏÀ³¡F¦b­I´ºÃC¦â©|¥¼Åܲ`«e¡A­Ë¥h§e¦â¾¯¡A¥H»]ÃH¤ô²M¬~¼Æ¦¸¡C

 8.  §K¬Ì§e¦âµ²ªGªº¦nÃa¡A¨ú¨M©ó¨C¦¸²M¬~¨BÆJ¬O§_§¹¥þ¡B¹ý©³¡F¹L©óÀH«Kªº²M¬~¨BÆJ·|³y¦¨¬V¦âµ²ªG¤£¨}¡C

 (2) AP§e¦â¨t²Î¡G

 1.  °_©l¨BÆJ»PHRP¨t²Î¬Û¦P¡A¬°©Ò¥[¤§¤G¦¸§ÜÅ鬰biotinylated 2nd-Ab (anti-mouse)¡A«Ç·Å¤U¤ÏÀ³1 h¡C

2.  ¥HPBST¬~3¦¸¡A¨C¦¸10 min¡C

3.  ¥[¤J¹w¥ý²V¦X30 min¤§A+B¸Õ¾¯¡A¤ÏÀ³1 h¡C

 a.  ¥HPBST¬~2¦¸¡A¨C¦¸10 min¡C

 b.  ¥HAP½w½Ä²G (1¡Ñ) ¬~2¦¸¡A¨C¦¸10 min¡C

 c.  ¥[¤J§e¦â¾¯§e¦â¡A¥i¦b5~30 min¤º±o¨ìµµ¶Â¦â¦â±a¡A­Y¤Ñ§N¥i¸m©ó37¢J¯M½c¼W§Ö¤ÏÀ³¡F¦b­I´ºÃC¦â©|¥¼Åܲ`«e¡A­Ë¥h§e¦â¾¯¡A¥H»]ÃH¤ô²M¬~¼Æ¦¸¡C

       ±N§e¦â§¹¥þªºPVDF½¦½¤¡A®û¤J100%¥Ò¾J1 min¡A¦p¦¹¥iÁקK§e¦â°ò½è¥¼¬~²b¦Ó³y¦¨¬V¦nªºPVDF­I´ºÃC¦â¥[²`¡C


2.5Ävª§«¬»Ã¯À§K¬Ì¤ÀªRªk

Ävª§«¬»Ã¯À§K¬Ì¤ÀªRªk (competitive enzyme immunoassay)¡A§Q¥Î©T©w¶q¤§¤@¦¸§ÜÅé»P¼Ë¥»¤¤¤§§Ü­ìµ²¦X¡A¥¼³Q¼Ë¥»µ²¦X¤§³Ñ¾l¤@¦¸§ÜÅé¡A«h¥i»P©T¬Û¤Wªº§Ü­ìµ²¦X¡A¦A§Q¥Î¤G¦¸§ÜÅé©w¶q«áªÌ¡A±o¥H¤Ï±À¼Ë¥»¤¤ªº§Ü­ì¶q¡C¥»¹êÅç±Ä¥ÎÄvª§«¬¶¡±µ¤ÀªRªk (competitive direct EIA)¡A¥H¤U¬°¥»¹êÅ礧¬yµ{¡C

»ö¾¹³]³Æ¡G

37¢J«í·Å½c (Memmert)

ELISA¥ú«×­p (Dynatech Laboratories MRX)

ELISA 96¼Ñ·L¶qºw©w½L (Nunc 442404)

¤KºÞ¦Û°Ê§lºÞ (Biohit 250)

ÃÄ«~¸Õ¾¯¡G

Carrier protein¡G

Albumin        (2 mg/mL, Sigma A-4503)                                   20    mg

¥H10 mL¤§PBS·»¸Ñ¡C

§Ü­ì·»²G¡G

Citrinin         (10 mg/mL, Sigma C-1017)                                 25    mg

¥H2.5 mL¥Ò¾J·»¸Ñ¡C

¾L»Ä¶u¤ÏÀ³²G¡G

Na acetate   0.1 M    (Riedel-de Haen)                       0.82 g

·»©ó80 mL¤ô¤¤¡A¥HHCl½ÕpH¦Ü4.2¡A¥[¤ô©wÅé¿n¦Ü100 mL¡C

©ú½¦-NET (NaCl-EDTA-Tween)¡G

Gelatin                   (0.25%, Merck 4078)                                            5      g

NaCl                      (0.15 M, Merck 6404)                                         17.5   g

EDTA¡P2Na            (5 mM, Merck 8418)                                             3.6   g

Tween 20              (0.05%, Merck 822184)                                        1      mL

Tris                        (50 mM, BDH 103157P)                                     12.1   g

¥ý¥H¤Ö¶q¤G¦¸¤ô±Ngelatin¥[¼ö·»¸Ñ¡AµM«á¥[¤G¦¸¤ô¤Î¨ä¥L¸Õ¾¯¦Ü1,700 mL¡A½ÕpH¦Ü8.0¡A¦A©w¶q¦Ü2,000 mL¡C

PBS (phosphate buffer saline, 10¡Ñ)¡G

NaCl                      (0.13 M¡Ñ5, Merck 6404)                                     75.9   g

NaH2PO4               (0.01 M¡Ñ5, Wako 192-02815)                            15.6   g

¥[¤ô800 mL·»¸Ñ«á¡A¥ÎNaOH½Õ¦¨pH 7.0¡A¦A©w¶q¦Ü1,000 mL¡A¦¨¬°10­¿ªºPBS¡C¨Ï¥Î«eµ}ÄÀ10­¿¡C

PBST (Phosphate buffer saline & Tween-20)¡G

±N10­¿ªºPBSµ}ÄÀ¦Ü1­¿¡A¨Ã¥[¤J0.05% (v/v) Tween-20¡A§Y¬°PBST¡C

 

(1) HRP§e¦â¨t²Î¡G

¤G¦¸§ÜÅé ¡G

Peroxidase-conjugated goat IgG fraction to mouse immunoglobulins (IgG, IgM, IgA) (Cappel 55556)

¨Ï¥Î«e¥HPBSµ}ÄÀ1,000~1,500­¿¡C

¡» ­ì²G¶·Àx¦s©ó4¢J©Î¥[¥Ìªo¦Ü50%©ó -20¢JÀx¦s¡A¨Ï¥Î«e·sÂA°t»s¡C

A + B¸Õ¾¯¡G

A reagent               (Vectastain, avidin)

B reagent               (Vectastain, biotinylated peroxidase)

¥H©ú½¦-NETµ}ÄÀ100­¿¨Ã²V¦X§¡¤Ã¡A«Ç·Å¤U¤ÏÀ³30 min«á¨Ï¥Î¡C

OPD°ò½è²G¡G

o-Phenylenediamine                           (Sigma P-1526)                       40 mg

H2O2                                                   (Merck 7210, 30%)                 10 mL

¥HPBS (1x) ·»¸Ñ«á¡A©w¶q¦Ü100 mL¡C

¡» ¨Ï¥Î«e·sÂA°t»s¡B¥H²`¦â²~Á×¥ú¤U«O¦s¡A¹j©]¤£¥i¦A¨Ï¥Î¡C

¡» OPD¯»¥½¨Æ¥ý¤À¸Ë¦¨¤p²~¡A¥H§K¦]¤ÏÂЦB­á¡B¸Ñ­á¦ÓÅܽè¡C¥t¥~OPD¥i¯à¬°­PÀùª«½è¡Aª`·N¤Å§l¤J¹Ð®J©Îª½±µ±µÄ²¡C

 (2) AP§e¦â¨t²Î¡G

¤G¦¸§ÜÅé ¡G

Peroxidase-conjugated goat IgG fraction to mouse immunoglobulins (IgG, IgM, IgA) (Cappel 55556)

¨Ï¥Î«e¥HPBSµ}ÄÀ 1,000~1,500­¿¡C

¡» ­ì²G¶·Àx¦s©ó4¢J©Î¥[¥Ìªo¦Ü50%©ó -20¢JÀx¦s¡A¨Ï¥Î«e·sÂA°t»s¡C

AP½w½Ä²G (Alkaline phosphatase buffer)¡G

MgCl2                                 (0.5 mM ¡Ñ 1, Sigma M-8266) 47.6 mg

±NMgCl2¥[¤J800 mL¤§PBS (2¡Ñ) ¤¤¡A¥HNaOH½ÕpH¦Ü9.5¡A¦A©w¶q¦Ü1 L¡C

A + B¸Õ¾¯¡G

A reagent               (Vectastain, avidin)

B reagent               (Vectastain, biotinylated alkaline phosphatase)

¥HPBSµ}ÄÀ100­¿¨Ã²V¦X§¡¤Ã¡A«Ç·Å¤U¤ÏÀ³30 min«á¨Ï¥Î¡C

pNPP§e¦â²G¡G

p-Nitrophenyl phosphate                    (Pierce, 34045)                         0.01 g

·»©ó10 mL AP½w½Ä²G¡A«Ý¨ä·»¸Ñ¡A¥[¤J10 mL diethanolamine¡C

¹êÅç¤èªk¡G

 1.  Carrier protein§lªþ¤ÏÀ³ (Coating)¡G ¨úBSA¥HPBS (1¡Ñ) µ}ÄÀ¿@«×¦Ü2 mg/mL¡A¦bELISA½L¤¤¨C¼Ñ¥[¤J0.1 mL¡A¥H³z©ú½¦¥¬±N¾ã­Óºw©w½L»\¤W¡A¨¾¤î·»²G»]µo¡C©ó37¢J¤U¤ÏÀ³2 h¡A©Î¥iª½±µ4¢J¹L©]¡C

 2.  §Ü­ì»Pcarrier proteinÁäµ² (Conjugation)¡G§lªþ¤ÏÀ³«á§l¥hcarrier protein¡A¥HPBST¬~¤T¦¸¡C¨ú20 mL citrinin¥[¤J50 mL¤§¾L»Ä¶u·»²G¤¤¡A¨Ã¥[¤J30 mL¤§¥ÒîÇ¡A¥R¤À²V¦X¤§«á¡A¥þ¼Æ¥[¤JELISA½L¤¤¡A©ó37¢J¤U¤ÏÀ³18 h¡C

3. ¶ñ¶ë (Blocking)¡GÁäµ²¤ÏÀ³«á§l¥h§Ü­ì¤ÏÀ³²G¡APBST¬~¤T¦¸¡C¨C¼Ñ¥[¤JNET ²G0.2 mL¡A½¦±a«Ê¤f«á¡A¸m«Ç·Å¤ÏÀ³1~2 h«á¬~¥h¡A¦A¥HPBST¬~¹L¤T¦¸¡C¥i¸m©ó4¢J³Æ¥Î¡C

4. §Ü­ì§ÜÅé¤ÏÀ³¡G §ÜÅé·»²G¥HNETµ}ÄÀ¦Ü¾A·í¿@«×¡A¨C¼Ñ¥[¤J0.05 mL¡A¨Ã¨³³t¥[¤J0.05 mL¤§¼Ë¥»¡A¥R¤À²V¦X«á¥H½¦±a«Ê¤f¡A©ó37¢J¤U¤ÏÀ³1 h¡C±µµÛ¦A©ó4¢J¤ÏÀ³30 min¡C¤ÏÀ³«á§l¥h§Ü­ì¡A¥HPBST¬~¤T¦¸¡C

5. ¤G¦¸§ÜÅé¤ÏÀ³¡G ¤G¦¸§ÜÅé¥HPBSµ}ÄÀ¦Ü¾A·í­¿¼Æ«á¡A¨C¼Ñ¥[¤J0.1 mL¡A¥H½¦±a«Ê¤f«á¡A©ó37¢J¤U¤ÏÀ³1 h«á¡A4¢J¤ÏÀ³30 min¡Cª`·N»Ý«D±`¤p¤ßªº¥[¤J¤G¦¸§ÜÅé·»²G¡AÁקK·»²G¶W¥XNET¶ñ¶ëªº½d³ò¦Ó¼vÅT§e¦â¡C¤ÏÀ³«á¡A¤p¤ß§l¥h»Ã¯À³sµ²Åé·»²G¡A¥HPBST¬~¤­¦Ü¤C¦¸¡C

6. ¥[¤J¹w¥ý²V¦X30 min¤§A+B¸Õ¾¯¡A¤ÏÀ³1 h¡C

7. AP§e¦â¤ÏÀ³¡G§l¥hA+B¸Õ¾¯¡A¥HPBST¬~3¦¸¡C¨C¼Ñ¥[¤J0.15 mL pNPP°ò½è²G§e¦â¡A³Ì¦n¥H¤KºÞ¦Û°Ê§lºÞ§Ö³t²K¥[§¹¦¨¡AÁ×¥ú©ó«Ç·Å¤U¤ÏÀ³¡C­Y«Ç·Å¤Ó§C¡A¥i¸m©ó37¢J¤º¥[³t¤ÏÀ³¡C§e¦â¬ù¦b¥b¤p®É«áÁÍ©óí©w¡C¨Ï¥ÎELISA¥ú«×­p´ú405 nmªiªø§l¥ú­È¡C

8.  ­Y¥ÎHRP§e¦â¨t²Î¶i¦æ¹êÅç¡A«h¥HOPD°ò½è²G§e¦â¡C


2.6¬õÄT°ö¾iªk

¹êÅç«Ç¤¤°ö¾i¬õÄT¤@¯ë³£¤À¬°©TºA¦ÌÄT°ö¾i»P²GºA°ö¾i°ò°ö¾i¨âºØ¡C¥»¹êÅç¤À§O¥H©TºA¤Î²GºA°ö¾i°ò°ö¾i¬õÄTµß¨ì¦¨«~¶¥¬q¡A¨Ã¥HELISA¨t²Î°lÂÜ°»´ú¨ä¤£¦P¤Ñ¼Æ°ö¾i¤U¡Acitrinin¥Í¦¨¶q¤§ÅܤơA¨Ãªñ¤@¨BÅçºâ¨ä¦^¦¬²v¡C

2.6.1©TºA°ö¾iªk

»ö¾¹³]³Æ¡G

30¢J«í·Å°ö¾i½c (Hotech)

·Àµß°y (Tomin)

ÄT½L (ªø¡Ñ¼e¡Ñ°ª = 20¡Ñ30¡Ñ5 cm)

ÄT¥¬

ÃÄ«~¸Õ¾¯¡G

¦b¨Ó¦Ì

µLµß¤ô

¥H·Àµß°y°ª·Å·Ã¼ö·Àµß20 min

¬õÄTµßºØ (Monascus purpureus CCRC 31615¥Ñ¥x¤j¹A¤Æ¨t¹A²£§Q¥Î¬ã¨s«Ç¼ï¤l©ú±Ð±Â´£¨Ñ)

¹êÅç¤èªk

1. ·Àµß¡G±N¦b¨Ó¦Ì500 g¥H¤ô¬~²b¡A®ûªw6 h¡A¥HÄT¥¬Âo¤ô«á¡A¸m©óÄT½L¤W¡A¦b·Àµß°y¤¤¥H°ª·Å·Ã¼ö·Àµßªk±þµß20 min«á¡A«Ý¨ä§N«o¥[¤J¹êÅç²Õ·»²G (¹ï·Ó²Õ«h¥HÅx¤ô¥N´À)¡A¦A¦¸¥H·Àµß°y°ª·Å·Ã¼ö·Àµß20 min¡C

2. ±µºØÄTµß (²Ä¡³¤Ñ)¡G±NºØµß±µ¤J»]¼ôªº¦Ì¤¤¡A§¡¤Ã½ÅÍ«á¡A¶°¤¤¦bÄT½L¤¤¥¡¡A¥H»]¥¬²Ïºò¡A¸m©ó30¢J«í·Å½c¤¤°ö¾i24 h¡C

3. ½ÅÍÄT¦Ì (²Ä¤@¤Ñ)¡G¦]µßÅé¥Íªø§Ö³t¡A¬°¨¾¤î«~·Å¤É°ª¤Ó§Ö¡A¤©¥H½ÅÍ¡A¨Ã±N¦Ì²É§¡¤Ã¾Q¥­¦bÄT½L¤W¡C

4. ¬IÅxÀY¤ô (²Ä¤G¤Ñ)¡G¦¹®É¦Ì²É¤¤¤§¤ô¤À¤w¦]·Å«×¤W¤É¦Ó³Q®ø¯Ó¤j¥b¡A»Ý­n¼W¥[¤ô¤À¥Hºû«ù¥¿±`¥Íªø¡C±NÄT½L¤¤ªº¦Ì²É¶°¤¤¦b¤¤¥¡¡A¨Ã¥HÄT¥¬²Ïºò¨ú¥X¡A®û¤JµLµß¤ô¤¤30 min¡A¤§«á¦AÂo¤ô30 min¡C§â¦Ì²ÉÅu¥­¦bÄT½L¤¤¥¡¡A¸m¤J30¢J¤¤°ö¾i24 h¡C

5. ¬IÅx¦¸¤ô (²Ä¤T¤Ñ)¡G¦A¦¸¬I¤ô¡A±NÄT½L¤¤ªº¦Ì²É¶°¤¤¦b¤¤¥¡¡A¥HÄT¥¬²Ïºò¨ú¥X¡A®û¤JµLµß¤ô¤¤20 s¡A¦A±N¤ôÂo°®¡C§â¦Ì²ÉÅu¥­¦bÄT½L¤¤¥¡¡AÄ~Äò¸m¤J30¢J¤¤°ö¾i24 h¡C

6. ³Ì«á¬I¤ô (²Ä¥|¤Ñ)¡G³Ì«á¤@¦¸¬I¤ô¡A¥HÅx¤ô¤§¤è¦¡¡A¦­±ß¦UÅx¤ô¬ù50 mL¡C

7. °ö¾i¦¨¼ô (²Ä¤­¦Ü¤Q¤Ñ)¡G¨C10 h¤©¥H½ÅÍ¡A­Ú¨ÏÁc´Þ­±¿n¹F¨ì³Ì¤j¡C

8. ÄT¦Ì°®Àê¡G«Ý¦ÌÄT°®Àê«á§Y¬°¦¨«~¡C


2.6.2²GºA°ö¾iªk

»ö¾¹³]³Æ¡G

30¢J«í·Å°ö¾i½c (Hotech)

·Àµß°y (Tomin)

°ö¾i²~

ÃÄ«~¸Õ¾¯¡G

µLµß¤ô

¥H·Àµß°y°ª·Å·Ã¼ö·Àµß20 min

¬õÄTµßºØ (Monascus purpureus CCRC 31615¥Ñ¥x¤j¹A¤Æ¨t¹A²£§Q¥Î¬ã¨s«Ç¼ï¤l©ú±Ð±Â´£¨Ñ)

²GºA°ö¾i°ò

Glucose                                           (Nacalai tesque 168-05)         20      g

Monosodium glutamate (MSG)       (¨ý¤ý¨ýºë)                                       5 g

K2HPO4                                                                       (Wako 167-04305)                    5      g

KH2PO4                                           (Wako 16-424)                          5      g

CaCl2                                              (Sigma c1016)                           0.1   g

MgSO4¡D7H2O                               (Wako 138-00415)                    0.5   g

FeSO4¡D7H2O                                 (Sigma F700)                            0.01 g

¥H800 mL¤§µLµß¤ô·»¸Ñ¡A¨Ã½Õ¾ãpH¦Ü6.5¡A«á©w¶q¦Ü1 L¡C

¹êÅç¤èªk

1. ±Nµß¼Æ108¤§ºØµß±µ¤J100 mL²GºA°ö¾i°ò¤¤¡A¥H1 L¤§°ö¾i²~¶i¦æ°ö¾i¡C

2. °ö¾i²~©ñ¤J30¢J¤§°ö¾i½c¤¤¡A¥H125 rpm¤§³t«×¶i¦æ°ö¾i¬ù¤@¶g¦¬¦¨¡C


2.7¬õÄT¤¤citrinin¤§µÑ¨ú¤Î¤ÀªR

2.7.1 ©TºA°ö¾i¬õÄT¤§citrininµÑ¨ú

»ö¾¹³]³Æ¡G

50¢J¤ô¯D¼Ñ

0.22 mm¹LÂo½¤

ÃÄ«~¸Õ¾¯¡G

Acetonitrile

Isooctane

Methanol (Merck, 1.06007.4000)

¹êÅç¤èªk¡G

1.  ¯¯¨ú1 g¦ÌÄT¥[¤J10 mL¤§acetonitrile¤¤¡A©ñ¤J50¢J¤ô¯D¤¤¤ÏÀ³1.5 h¡C

2.  ¤ÏÀ³«á¹LÂo¡A¨Ã¥[¤J10 mL isooctaneµÑ¨ú¥h°£¤W¼h¤§ªoà­¡C

3.  ¥[¤Jµ¥Åé¿n¤§¤ô¡A¨Ã½ÕpH¦Ü4.5¡C

4.  ¥[¤J10 mL CH3Cl¡A¥R¤À²V¦X«á¡A§l¥h¤W¼h²G¡A¨Ã±N¤U¼h²G»]°®¡C

5.  ¥H2 mL¥Ò¾J¦^·»¡A¨Ã¥H0.45 nmÂo½¤Âo¥hÂø½è¡C

2.7.2 ²GºA°ö¾i¬õÄT¤§citrininµÑ¨ú

»ö¾¹³]³Æ¡G

0.22 mm¹LÂo½¤

¹êÅç¤èªk¡G

1.  ±N²GºA°ö¾i¬õÄT¦¨«~¦b4¢J¤U¥H15,000 rpmÂ÷¤ß30 min¡C

2.  ¨ú¤W²M²G¡A³q¹L0.22 mm¹LÂo½¤¡AÀx¦s¦b4¢J¤U³Æ¥Î¡C


2.7.3 HPLC¤ÀªRªk

»ö¾¹³]³Æ¡G

HPLC´ú©w»ö

¹êÅç¸Õ¾¯¡G

¥Ò¾J·»²G

¹êÅç¤èªk¡G

1.  ±N²GºA°ö¾i²G¥H15,000 rpm¦b4¢J¤UÂ÷¤ß30 min¡C

2.  ¥H0.22 mmÂo½¤¹LÂo¤W²M²G¡AÀx¦s©ó4¢J¤U³Æ¥Î¡C

3.  ¤À§O¥H5, 10, 20, 30, 40, 50 mg/mL¤§¼Ð·Çcitrinin·»²G¶i¦æ¹êÅç¡A¨Ã§@¥X¼Ð·Ç¦±½u¡C

4.  ¨ú¥X20 mL³q¤JRP-HPLCºÞ¬W

5.  ¥ÑRP-HPLC¹ÏÃЪº¨C¤@­Ó¦y®p (peak)¡A¥i¥H¥Nªí¬Y¤@ª«½è¤Î¨ä¦¨¥÷ªº¿@«×©Î§t¶q¡C

¡»  §Ú­Ì¥HHPLC©Ò²£¥Í°T¸¹¦y®pªº­±¿n (cm2)¡A¨Ó¦ô­pcitrinin¿@«×¡F¥Hªiªø220 nmªºUV°»´ú¡A°O¿ý¾¹ªº§l¥ú²v¥þ´T¬°0.04¡C