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happywyh

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NPPC hydrolysis under acidic conditions was not due to nonspecific hydrolysis, since
the negative control (NPPC mixed with culture broth) did not give a positive reaction. However, we cannot rule out the pos-sibility that the lack of activity above pH 8 was due to instability of the NPPC substrate under alkaline conditions°´×ÖÃæ·­°´×ÖÃæÒë³öÀ´µÄ»°¹Ö¹ÖµÄ,¼´ÔÚËáÐÔÌõ¼þÏÂNPPCË®½â²»ÊÇÒòΪ·ÇÌØÒìÐÔË®½â£¬ÒòΪÒõÐÔ¶ÔÕÕ£¨NPPCÓëÅàÑø»ùµÄ»ìºÏÎûÓУ¿£¿¡£È»¶ø£¬ÎÒÃDz»ÄÜÅųýÔÚpHÖµ¸ßÓÚ8ʱʧ»îÊÇÓÉÓÚ¼îÐÔÌõ¼þÏÂNPPCµ×Îï²»Îȶ¨µÄÔ­ÒòµÄ¿ÉÄÜÐÔ¡£
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happywyh

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2Â¥: Originally posted by gywyl1977 at 2012-03-19 20:31:00:
ÎÒ²ÂÄãÊDzⶨø»î°É¡£ÎÒ°ïÄ㽲͸һµã£¬Òâ˼ÊÇ£ºNPPCÔÚËáÐÔÌõ¼þϵÄË®½â·´Ó¦Ó¦¸Ã²»ÊÇ·ÇÌØÒìÐÔÒýÆðµÄ£¬ÒòΪÈç¹ûËáÐÔÌõ¼þÏÂÓзÇÌØÒìÐÔË®½âÒº»°£¬ÄãµÄ¶ÔÕÕÒ²»áË®½âµÄ£¬µ«ÄãµÄ¶ÔÕÕ²¢Ã»Óз¢ÉúÕâÑùµÄ·´Ó¦£¨positive reac ...

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3Â¥2012-03-20 10:42:32
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gywyl1977

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happywyh(½ð±Ò+1): лл²ÎÓë
Î÷¹Ï: ½ð±Ò+5, MolEPI+1, Well done£¡ 2012-03-20 09:00:57
happywyh: ½ð±Ò+2 2012-03-20 10:42:11
ÎÒ²ÂÄãÊDzⶨø»î°É¡£ÎÒ°ïÄ㽲͸һµã£¬Òâ˼ÊÇ£ºNPPCÔÚËáÐÔÌõ¼þϵÄË®½â·´Ó¦Ó¦¸Ã²»ÊÇ·ÇÌØÒìÐÔÒýÆðµÄ£¬ÒòΪÈç¹ûËáÐÔÌõ¼þÏÂÓзÇÌØÒìÐÔË®½âÒº»°£¬ÄãµÄ¶ÔÕÕÒ²»áË®½âµÄ£¬µ«ÄãµÄ¶ÔÕÕ²¢Ã»Óз¢ÉúÕâÑùµÄ·´Ó¦£¨positive reaction)¡£¶øÔÚ¼îÐÔÌõ¼þÏÂÄãµÄʵ¼ÊÑùÆ·²â¶¨Ã»ÓбíÏÖ³ö»îÁ¦£¬µ«²»ÄÜÈÏΪ¾ÍÊÇÕæÊµµÄ½á¹û£¬ÒòΪÓпÉÄÜÔÚ¼îÐÔÌõ¼þÏÂÄãµÄNPPC²»Îȶ¨£¬½µ½âÁË£¬ËùÒÔÄã²â²»³ö»îÁ¦¡£
2Â¥2012-03-19 20:31:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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