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Rice protoplast preparation
Rice protoplast preparation
Our protoplast isolation protocol was based on the protocol for maize protoplasts provided online by J. Sheen¡¯s laboratory http://genetics.mgh.harvard.edu/sheenweb with several changes.

1.        ½«37¡æÃÈ·¢µÄË®µ¾ÖÖ×Ó²¥ÖÖÔÚPCR°åÉÏÓë28¡æ°µÖÐÅàÑø7-9Ìì Rice seeds were grown in plastic pots filled with soil either in the light or in the dark at 28¡æ. Between 7 and 14 days post germination, plants were~10-20cm tall.
2.        ´¿»¯×ª»¯ÓÃÖÊÁ£20ul,ÿulÒª´ï1ug¡£
3.        ÅäÖÆ10-15mløҺºÍ40ml 0.6M MannitolƽºâÒº£¨¸Ê¶´¼£¬ÏÖÅ䣩µÈ£¬×îºÃÓÃÃð¹ý¾úµÄÈý½ÇÆ¿£¬¼ì²éÆäËûÈÜÒº£¬Èô³öÏÖ³ÁµíÔòÐèÖØÅä¡£
4.        È¡Ó×Ã磬°Ñ¸ùÇÐϺó½þÔÚ0.6M MannitolÖУ¬ÓÃ0.6M Mannitol½þʪÇпڣ¬ÓüªÁе¶Æ¬ÇУ¬Ô½Ð¡Ô½ºÃ£¬Ò»µ©µ¶Æ¬²»·æÀû¾Í»»£¬Çе½Ò¶Æ¬´¦Í£Ö¹£¬»»ÐµÄÇУ¬½«ÇÐϵķÅÈë0.6M MannitolÖУ¬Æ½ºâ10min¡£ÓÃ100Ä¿µþ200Ŀɸ×Ó¹ýÂ˺ó£¨Ä¿µÄÊǹýÂËMannitol£¬Ö»Áô×éÖ¯£©£¬½«ÇÐËéµÄ×é֯ͶÈëøҺÖУ¬³éÕæ¿Õ5min£¨¿É²»³é£©£¬ÔÚ250mlµÄÈý½ÇÆ¿ÖÐÓÃţƤֽ»òÂÁ²­ÅÙ°ü¹ü£¬Ò¡´²ÉÏÒÔ80ת/minÔÚ28¡æÒ¡4hr-5hr£¨ºÚ°µ£©¡£[250 ml flask for 10-20ml enzyme solution]¡£´ËʱÅäW5ºÍMmg£¬Ò¡ºóÒºÌå»á±äÂÔ»ë×Ç¡£
5.        ¾­200Ä¿ºÍ100Ŀɸ×Ó¹ýÂË£¨ÈκÎÒ»ÖÖ¾ù¿É£©£¬Óüô¿ÚǹͷÎü£¬×°Èë10ml tubeÖС£¿Éȡһµã×ö¾µ¼ì£¬40¡ÁºÍ20¡ÁÏÂÄÜ¿´µ½20-40¸ö¾Í¿ÉÒÔ£¬Ô²µÄÓдóÓÐС¡£
6.        ÌáÀºÀëÐÄ85g£¬ 3-5min£¨ÀëÍêºó¿É¼ûÃ÷ÏԵĻë×dzÁµíÔڹܵף©£¬£¨¼ô¿ÚǹͷÎüÈ¡£©ÆúÉÏÇ壬ÂýÂýÑØ¹Ü±Ú¼ÓÈë4ml W5ÈÜÒº£¬ÇáÇáÓüô¿ÚǹͷÎü´ò£¬ÔÙÀëÐÄ600rpm£¬3-5min£¨ÔÚ50ml tubeÖÐÀëÐÄ£©
7.        ÆúÉÏÇ壬¼ÓÈëÔ¤ÀäµÄMmgÈÜÒº4ml£¨¼Ó¹Ü±ÚÉÏ£©£¬600rpm£¬3-5min£¬ÆúÉÏÇåÖØ¼ÓÈë2ml MmgÈÜÒº£¬³ä·ÖÐü¸¡£¬±ùÔ¡30min¡£
8.        600rpm£¬3-5minÀëÐijÁµíÔ­ÉúÖÊÌ壬£¨¼ô¿ÚǹͷÎüÈ¡£©ÆúÉÏÇ壬²¹MmgÖÁÿÖÊÁ£100ul×óÓÒ¡£
9.        ÔÚ2ml tubeÖУ¬Ã¿100ulÔ­ÉúÖÊÌ壬ÒÀ´Î¼ÓÈë20ulÖÊÁ££¬ºÍ120ul 40%PEG£¬³ä·Ö»ìÔÈ£¨²»ÓÃǹ»ì£©£¬ÊÒÎÂ20min¡£
10.        ¼ÓÈë1ml W5ÈÜÒº£¬»ìÔÈ£¬ÇáÏ´£¬×îºó¼Ó10ml W5¡£
11.        ×ªÒÆµ½Áù¿×ÅàÑø°å£¬ÓÃÎýÖ½°ü£¬28¡æ°µÅàÑø20-24hrs£¬¿É¼û°×ɫС¿é£¬ÎªËÀµÄÔ­ÉúÖÊÌ壬Èç¹û¶àµÄ»°Òª¹ýÂË¡£
12.        600rpm£¬5min£¬ÌáÀºÀëÐÄ£¬Óüô¿ÚǹͷÊÕ¼¯Ô­ÉúÖÊÌ壬¼´¿É¹Û²ì¡££¨ÀëÐĺ󿴼û³Áµí£¬ÓÃǹ½«ÉÏÇåÎü³ö£¬Ö»ÁôÒ»µãÒºÌ壬Óа×É«Ðõ×´£©¡£
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Enzyme solution  ÏÖÓÃÏÖÅ䣬¿ÉÍ·ÌìÍíÉÏÅäºÃºó·ÅÈë±ùÏä
(0.6M Mannitol, 100mM MESĸҺ(pH5.7), 1.5%Cellulase RS, 0.75% Macerozyme, 0.1%BSA, 1mM CaCl2, 5mM ¦Â-mercaptoethanol and 50 ug/ml carbenicillin£¨¿ÉÒÖÖÆÏ¸¾úÉú³¤£©)
55¡æ£¨ÈÃø¿ÉÈÜ£¬¼Óøºó»á±äרɫ£©£¬10min£¬È»ºó×ÔÈ»ÀäÈ´ºó£¬¿ÉÓÃ
W5 solution(ddh2oÅ䣬·Åʱ¼äÌ«³¤Ò׳¤¾ú) KOHµ÷pH
154mM NaCl, 125 mM CaCl2, 5 mM KCl, 2 mM MES(pH5.7)
Mmg solution(ddh2oÅä)
0.6M Mannitol, 15 mM MgCl2, 4 mM MES(pH5.7)
40%PEG £¨·Ö×°£¬25¡æ±£¹Ü£©KOHµ÷pH Æ«¼îÐԺã¬7.5-8.0Ö®¼ä
0.6M Mannitol, 100 mM CaCl2, 40% v/v PEG 335
W5 solution 100ml
154 mM NaCl              0.9g
125 mM CaCl2                  1.84g
5 mM KCl                 5ml    100mM(ĸҺ)
2 mM MES                2ml    100mM(ĸҺ)
ÅäºÃºó¼Ó20ul CN(250Ũ¶È)
Mmg solution 10ml
0.6M Mannitol            1.093g
15 mM MgCl2                  1.5ml     100mM(ĸҺ)
4 mM MES               400ul     100mM(ĸҺ)

100 mM MES 100ml £¨Ãð¾úºó4¡æ±£´æ£©
1.95g ¼Óh2oÖÁ100ml£¬ pH5.7£¨KOHµ÷£©
Rice protoplast preparation £¨ËùÓÐÊÔ¼Á½ø¿Ú£©
100 mM MES 100ml £¨Ãð¾úºó4¡æ±£´æ£©
1.95g ¼Óh2oÖÁ100ml£¬ pH5.7£¨KOHµ÷£©
2.1326g£¨•2h2o£©

   100 mM CaCl2    MW:111(ÎÞË®)
     1.11g ¼Óh2oÖÁ100ml
     1.4702g£¨•2h2o£©

   100 mM KCl     MW:74.55(ÎÞË®)
     0.746g¼Óh2oÖÁ100ml

   100 mM MgCl2     MW: 95
     95 g¼Óh2oÖÁ100ml

   0.6M Mannitol    40ml
     4.37 g¼Óh2oÖÁ40ml
Mannitol   MV:182.17
Cellulose RS
Macerozyme
BSA
Carbenicillin
MgCl2
NaCl
CaCl2
PEG3350
50ml Ãð¾úÈý½ÇÆ¿
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Ãð¾úƽÃó
Ãð¾ú10ml tubes
Ãð¾ú2 ml tubes
Áù¿×ÅàÑø°å
Ãð¾ú1ml ǹͷ¼ô¿Ú£¬ÉÕ¹ý
200ul 12¸öÒÔÉÏ
W5 solution 100ml
154 mM NaCl              0.9g
125 mM CaCl2           1.84g       2.44g£¨2H2o£©
5 mM KCl                 5ml    100mM(ĸҺ)
2 mM MES                2ml    100mM(ĸҺ)
CN                      20ul
Add h2o to 100ml
Mmg solution 10ml
0.6M Mannitol            1.093g
15 mM MgCl2                  1.5ml     100mM(ĸҺ)
4 mM MES               400ul     100mM(ĸҺ)
Add h2o to 10ml
40%PEG  10ml
0.6M Mannitol            1.093g
100 mM CaCl2•2h2o       0.147g
40%PEG3350              4g
Add h2o to 10ml
KOHµ÷pH 7.5-8.0·Ö×°Èë1.5ml tubes  -20¡æ±£´æ
Enzyme solution  10-15ml
0.6M Mannitol            1.093g
10 mM MES £¨pH5.7£©    1ml  100mM(ĸҺ)
1.5% Cellulose RS          0.15g
0.75% Macerozyme        0.075g
0.1%BSA                 0.01g
1 mM CaCl2                    0.1ml  100mM(ĸҺ)
0.25g/ml Carbenicillin      2ul
Add h2o to 10ml
55¡æ  10min ×ÔÈ»ÀäÈ´ ±äרɫ
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