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dylee
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http://pubs.acs.org/doi/abs/10.1021/ac303204q Approximately 5 mg of MNS or FNS were activated in 100 mM EDC and 100 mM NHS in l mL of 0.01 M PBS (pH 6.8) at room temperature with continuous shaking. After incubating for 30 min, MNS were separated by magnetic force, and FNS by centrifugation, and washed with 0.01 M PBS (pH 7.2) three times. Then, they were dispersed in 1 mL of 0.01 M pH 7.2 PBS to react with 2 mg of NH2−PEG−CM for about 4 h at room temperature with continuous shaking. Afterward, the resultant MNS−PEG−COOH and FNS−PEG−COOH were washed by 0.01 M PBS (pH 7.2) five times to remove any unreacted NH2−PEG−CM. Then, MNS−PEG−COOH and FNS−PEG−COOH were reacted with the antibodies to S. typhimurium (about 50 ¦Ìg), and the conjugation procedure was similar to that above except that the NH2−PEG−CM were replaced by antibodies |

7Â¥2013-10-03 11:29:47
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- ½ð±Ò: 1490.4
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2Â¥2013-02-17 12:08:36
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3Â¥2013-02-18 08:59:00
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ywhcsy
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Jane-zhu
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