²é¿´: 1232  |  »Ø¸´: 8
±¾Ìû²úÉú 1 ¸ö ²©Ñ§EPI £¬µã»÷ÕâÀï½øÐв鿴
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

714850835

Ìú³æ (³õÈëÎÄ̳)

[ÇóÖú] Ôõô·ÖÀ뿹ÌåºÍÓ뿹ÌåÁ¬½ÓºÃµÄ²ÄÁÏ

½«¿¹ÌåÓëÎÒÃÇÖÆ±¸µÄ²ÄÁÏ£¨~50nm£©ÓõÄEDCºÍNHSÁ¬½Ó£¬×îºóÔõÑù²ÅÄܰÑûÁ¬ÉÏ¿¹ÌåµÄÏ´µô£¬µÃµ½±È½Ï´¿µÄÁ¬½ÓÎïÄØ£¿ the free non-conjugated QDs and byproduct isourea were removed by ultrafiltration using 100 K Nanosep centrifugal devices by centrifugation at 5000 rmp for 15 min.The lower phase, contain-ing free QDs and isourea,  were discarded. To wash the conju-gate and reduce the impurities, the upper phase, containing QD-IgG, was diluted by 300  L PBS buffer, and additionally subjected to centrifugation at 5000 rmp for 15 min. This washing step was repeated twice. The conjugate was recovered by 100 L of PBS and transferred to a new Eppendorf tube and then stored at 4 ¡ãC in a dark until use. ʵÑé¸ÕÆð²½£¬¾õµÃODs-lgGµÄ´óС¸úODsµÄ²î²»¶àÒ®£¬Òò¸Ã»ìÔÚÒ»Æð°É£¬²»Àí½âÎÄÏ×Öеķ½·¨¡£Ð»Ð»¸÷λʦÐÖʦ½ãÖ¸µã~

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

¿Æ¼¼

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

714850835

Ìú³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
8Â¥: Originally posted by abc5710110 at 2012-12-27 10:05:06
ËûÃǽøÐÐÁ˳¬ÂË·ÖÀ룬 "the free non-conjugated QDs and byproduct isourea were removed by ultrafiltration using 100 K Nanosep centrifugal devices by centrifugation at 5000 rmp for 15 min"  Ò² ...

ллÀ²£¡¸Õ¿ªÊ¼×öʵÑ黹²»ÖªµÀÕâô¸ß¼¶µÄ·½·¨¡£
9Â¥2012-12-27 10:23:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 9 ¸ö»Ø´ð

11jxli1

½û³æ (ÖøÃûдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

2Â¥2012-12-23 22:13:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

714850835

Ìú³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by 11jxli1 at 2012-12-23 22:13:13
²ÉÓÃרҵµÄ»¯Ñ§ÊÔ¼Á¿ÉÒ²·ÖÀë

ʲôÊÔ¼Áѽ?
3Â¥2012-12-24 07:51:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

abc5710110

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Õâ¸öÒª¿´Á¿×ÓµãµÄÁ£¾¶´óСºÍÔÚÈÜÒºÌåϵÖеķÖÉ¢ÐÔÈçºÎÁË¡£
¿ÉÒÔÊÔÊÔͨ¹ý¼òµ¥ÀëÐĵķ½·¨£¬µ°°×ÔÚÈÜÒº£¬4000~5000rpmµÄÀëÐÄËٶȲ»ÈÝÒ×ÀëÐÄÏÂÈ¥£¬Èç¹ûÁ¿×ÓµãÄܹ»ÀëÏÂÈ¥£¬¾ÍÄÜ·ÖÀ뿪ÁË£¬È»ºó¶ÔÀëÐÄÎï½øÐÐÇåÏ´¼¸´Î£¬°Ñ½áºÏ²»ÀεÄÏ´È¥¾ÍOKÁË¡£
Ç¿»¯¶à±ß½»Á÷£¬ÊµÏÖ»¥Àû¹²Ó®
4Â¥2012-12-24 09:24:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 332Çóµ÷¼Á +4 ydfyh 2026-03-17 4/200 2026-03-21 02:20 by JourneyLucky
[¿¼ÑÐ] 328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑо­Àú +4 ÉúÎ﹤³Ìµ÷¼Á 2026-03-17 8/400 2026-03-21 02:12 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á +3 Ma_xt 2026-03-17 3/150 2026-03-21 02:05 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏ 336 Çóµ÷¼Á +3 An@. 2026-03-18 4/200 2026-03-21 01:39 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄϽ»´ó£¬Çóµ÷¼Á +5 ²Ä»¯ÖðÃÎÈË 2026-03-18 5/250 2026-03-21 00:26 by JourneyLucky
[¿¼ÑÐ] 299Çóµ÷¼Á +4 shxchem 2026-03-20 5/250 2026-03-21 00:24 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 288Çóµ÷¼Á +16 ÓÚº£º£º£º£ 2026-03-19 16/800 2026-03-20 22:28 by JourneyLucky
[¿¼ÑÐ] ±±¿Æ281ѧ˶²ÄÁÏÇóµ÷¼Á +5 tcxiaoxx 2026-03-20 5/250 2026-03-20 21:35 by laoshidan
[¿¼ÑÐ] ²ÄÁÏѧÇóµ÷¼Á +4 Stella_Yao 2026-03-20 4/200 2026-03-20 20:28 by ms629
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤µ÷¼Á 324·Ö +10 llllkkkhh 2026-03-18 12/600 2026-03-19 14:33 by llllkkkhh
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +6 Ð÷ÐÒÓë×Ó 2026-03-17 6/300 2026-03-19 13:27 by houyaoxu
[¿¼ÑÐ] 328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑо­Àú +4 ÉúÎ﹤³Ìµ÷¼Á 2026-03-16 12/600 2026-03-19 11:10 by ÉúÎ﹤³Ìµ÷¼Á
[¿¼ÑÐ] 311Çóµ÷¼Á +11 ¶¬Ê®Èý 2026-03-15 12/600 2026-03-18 14:36 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +3 éÙËÌ. 2026-03-17 4/200 2026-03-17 21:43 by ÓÐÖ»ÀêÅ«
[¿¼ÑÐ] 085601Çóµ÷¼Á +4 Du.11 2026-03-16 4/200 2026-03-17 17:08 by ruiyingmiao
[¿¼ÑÐ] »úеר˶325£¬Ñ°ÕÒµ÷¼ÁԺУ +3 y9999 2026-03-15 5/250 2026-03-16 19:58 by y9999
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703·½Ïò310·ÖÇóµ÷¼Á +3 ŬÁ¦·Ü¶·112 2026-03-15 3/150 2026-03-16 16:44 by houyaoxu
[¿¼ÑÐ] 070303 ×Ü·Ö349Çóµ÷¼Á +3 LJY9966 2026-03-15 5/250 2026-03-16 14:24 by xwxstudy
[¿¼ÑÐ] ±¾¿ÆÄϾ©´óѧһ־Ը´¨´óҩѧ327 +3 ÂóÌï¸ûÕß 2026-03-14 3/150 2026-03-14 20:04 by ÍâÐÇÎÄÃ÷
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û