±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 551  |  »Ø¸´: 2
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

vcСС×Ó

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] Çó·­ÒëÕªÒª£¨ÖÐÒëÓ¢£©£¬¸Ðл

±êÌâ   ÊóÉ˺®É³ÃžúSL1344¦¤crpȱʧÖê¶ÔHeLaϸ°û𤸽ºÍÇÖÈëµÄ¼ì²â
Õª Òª
ÊóÉ˺®É³ÃžúµÄ𤸽ºÍÇÖÈëÊÇÒýÆð´ó¶àÊý¸ÐȾµÄµÚÒ»²½£¬Í¬Ê±ÓÖÊÇÆÀ¼Û¸Ã²¡Ô­Ìå¶¾Á¦µÄÖØÒªÖ¸±êÖ®Ò»¡£ÎªÁËÑо¿ÊóÉ˺®É³ÃžúSL1344¼°crpȱʧÖêSL1344¦¤crp¶ÔHeLaϸ°û𤸽ºÍÇÖÈ룬Ê×ÏÈ·Ö±ð¶ÔÁ½Öê¾úÖê½øÐл¡¢Ï¡ÊÍÍ¿°å£¬¹ýÒ¹ÅàÑøºó¼ÆÊý£»¶ÔHeLaϸ°û¸´ËÕ¡¢´«´ú¡¢¶³´æ¼°¼ÆÊý¡£Ëæºó¶ÔÊóÉ˺®É³ÃžúSL1344ºÍSL1344¦¤crp¾úÖê·Ö±ð½øÐÐ𤸽ÊÔÑéºÍÇÖÈëÊÔÑ顣ʵÑé½á¹ûÏÔʾ£¬ÔÚ𤸽ÊÔÑéÖУ¬SL1344¾úÖêµÄ𤸽ÂÊΪ0.155%£¬SL1344¦¤crpÖêµÄ𤸽ÂÊΪ0.12%£¬²îÒìÏÔÖø£¨P<0.05£©¡£ÔÚÇÖÈëÊÔÑéÖУ¬SL1344¾úÖêµÄÇÖÈëÂÊΪ0.1%£¬¶øSL1344¦¤crpÖêµÄÇÖÈëÂÊΪ0.08%£¬Á½ÕßµÄÇÖÈëÂÊÏà±È²îÒìÏÔÖø£¨P<0.05£©¡£×ÜÌå¶øÑÔ£¬ÓëSL1344Ç×±¾¾úÖêÏà±È£¬crpȱʧÖê¶ÔHeLaϸ°ûµÄ𤸽ÂÊÓëÇÖÏ®Âʾù·¢Éú½µµÍ£¬±íÃ÷crpȱʧÖêµÄÖ²¡Á¦·¢ÉúÁ˼õÈõ£¬¸Ã½á¹ûΪÑÐÖÆ°²È«ÓÐЧµÄÊóÉ˺®É³ÃžúÒßÃçÒÔ¼°ÒßÃçÔØÌåµì¶¨ÁË»ù´¡¡£
¹Ø¼ü´Ê£ºÊóÉ˺®É³Ãžú£¬crp£¬ð¤¸½£¬ÇÖÈë

» ±¾Ìû@֪ͨ

» ²ÂÄãϲ»¶

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

genhunter

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
vcСС×Ó: ½ð±Ò+30, ¡ï¡ï¡ïºÜÓаïÖú 2015-05-23 21:08:31
ÄÇÎÒ°ïÄã¸ÄÁË£¿
±êÌâ   ÊóÉ˺®É³ÃžúSL1344¦¤crpȱʧÖê¶ÔHeLaϸ°û𤸽ºÍÇÖÈëµÄ¼ì²â
Õª Òª
ÊóÉ˺®É³ÃžúµÄ𤸽ºÍÇÖÈëÊÇÒýÆð´ó¶àÊý¸ÐȾµÄµÚÒ»²½£¬Í¬Ê±ÓÖÊÇÆÀ¼Û¸Ã²¡Ô­Ìå¶¾Á¦µÄÖØÒªÖ¸±êÖ®Ò»¡£ÎªÁËÑо¿ÊóÉ˺®É³Ãžú¶ÔHeLaϸ°û𤸽ºÍÇÖÈë»úÖÆµÄÑо¿£¬·Ö±ð¶ÔÁ½Öê¾úÖêSL1344ºÍSL1344¦¤crp¾úÖê·Ö±ð½øÐÐ𤸽ÊÔÑéºÍÇÖÈëÊÔÑ顣ʵÑé½á¹ûÏÔʾ£¬ÔÚ𤸽ÊÔÑéÖУ¬SL1344¾úÖêµÄ𤸽ÂÊΪ0.155%£¬SL1344¦¤crpÖêµÄ𤸽ÂÊΪ0.12%£¬²îÒìÏÔÖø£¨P<0.05£©¡£ÔÚÇÖÈëÊÔÑéÖУ¬SL1344¾úÖêµÄÇÖÈëÂÊΪ0.1%£¬¶øSL1344¦¤crpÖêµÄÇÖÈëÂÊΪ0.08%£¬Á½ÕßµÄÇÖÈëÂÊÏà±È²îÒìÏÔÖø£¨P<0.05£©¡£×ÜÌå¶øÑÔ£¬ÓëSL1344Ç×±¾¾úÖêÏà±È£¬crpȱʧÖê¶ÔHeLaϸ°ûµÄ𤸽ÂÊÓëÇÖÏ®Âʾù·¢Éú½µµÍ£¬±íÃ÷crpȱʧÖêµÄÖ²¡Á¦·¢ÉúÁ˼õÈõ£¬¸Ã½á¹ûΪÑÐÖÆ°²È«ÓÐЧµÄÊóÉ˺®É³ÃžúÒßÃçÒÔ¼°ÒßÃçÔØÌåµì¶¨ÁË»ù´¡¡£
¹Ø¼ü´Ê£ºÊóÉ˺®É³Ãžú£¬crp£¬ð¤¸½£¬ÇÖÈë
Adhesion and Invasion Salmonella typhimurium SL1344 ¦¤crp Mutant Strain on HeLa Cells  
Abstract
Adhesion and invasion of Salmonella typhimurium  constitute the first step for  most of the infection, and is also one of the important indicators that is related to  the virulence of the pathogen . In order to study the mechanism of adhesion and invasion of Salmonella typhimurium to HeLa cell,  Salmonella typhimurium SL1344 and ¦¤crp Mutant strains were tested. Experimental results show that for the adhesion tests, the adhesion rate for strain SL1344  was 0.155% and for strain SL1344  ¦¤crp was 0.12%, the difference was significant (P < 0.05). For the invasive tests, strain SL1344 showed an invasion rate of 0.1%, and SL1344  ¦¤crp had an invasion rate of 0.08%, the difference between both rates were significant (P < 0.05). Overall, compared with the parent strain of SL1344, the ¦¤crp strain shows reduced adhesion and invasion rates to HeLa cells, indicating that SL1344 ¦¤crp strain had a weakened pathogenicity. The results may lay the foundation for the development of safe and effective  vaccine for Salmonella typhimurium as well as new vaccine vectors .
Keywords: Salmonella typhimurium, CRP, adhesion, invasion
Àë³É¹¦»¹²îÒ»µã
3Â¥2015-05-22 14:23:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 3 ¸ö»Ø´ð

genhunter

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

½¨Òé±ÊÕßÏÈÐÞÊÎһϣ¬È¥³ý²»±ØÒªµÄʵÑéϸ½Ú(»°»¯¡¢Ï¡ÊÍÍ¿°å£¬¹ýÒ¹ÅàÑøºó¼ÆÊý£»¶ÔHeLaϸ°û¸´ËÕ¡¢´«´ú¡¢¶³´æ¼°¼ÆÊýÖ®À࣬°ÑÖÐÎIJ¿·Ö¸ã˳ÁË£¬È»ºóÔÙÇóÖú¡£
Àë³É¹¦»¹²îÒ»µã
2Â¥2015-05-22 10:57:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 320·ÖÈ˹¤ÖÇÄܵ÷¼Á +7 Õñ¡ªTZ 2026-04-03 7/350 2026-04-05 00:42 by chongya
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +11 Ò»ÑùYWY 2026-04-04 11/550 2026-04-04 23:58 by ÓÀ×ÖºÅ
[¿¼ÑÐ] 290Çóµ÷¼Á085701 +7 1314Åõ»¨ 2026-04-02 7/350 2026-04-04 23:33 by lqwchd
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á +10 ÄØÄØÄÝÄÝ 2026-04-01 10/500 2026-04-04 23:12 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 280Çóµ÷¼Á +21 ¹¾ààÏþÏþ 2026-04-02 22/1100 2026-04-04 11:12 by Öí»á·É
[¿¼ÑÐ] µ÷¼Á0855-288 +5 xÐܶþa 2026-04-03 5/250 2026-04-04 00:19 by Öí»á·É
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ071010£¬×Ü·Ö320Çóµ÷¼Á +7 À§À§À§À§À¤À¤ 2026-04-02 7/350 2026-04-03 17:26 by Yuena_Wang
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉúÎïÓëÒ½Ò©£¬296·Ö£¬Çóµ÷¼Á +8 66¹ 2026-04-03 9/450 2026-04-03 14:22 by »¯Ñ§»¯¹¤Ë¶Ê¿ÕÐÉ
[¿¼ÑÐ] µ÷¼Á +3 osbbx 2026-04-02 3/150 2026-04-03 07:47 by cc8418
[¿¼ÑÐ] 312Çóµ÷¼Á +6 ССī123 2026-04-02 7/350 2026-04-03 07:32 by jsw79
[¿¼ÑÐ] 285Çóµ÷¼Á +8 AZMK 2026-04-02 11/550 2026-04-02 20:16 by yulian1987
[¿¼ÑÐ] 362Çóµ÷¼Á +14 Î÷ÄϽ»²ÄÁÏר˶3 2026-03-31 14/700 2026-04-02 17:50 by yunlongyang
[¿¼ÑÐ] 261ÇóBÇøµ÷¼Á +5 Ã÷×С¤ 2026-04-01 7/350 2026-04-02 11:17 by ×Þξξ
[¿¼ÑÐ] 0710ÉúÎïѧÇóµ÷¼Á +9 manman511 2026-04-01 9/450 2026-04-02 10:00 by zxl830724
[¿¼ÑÐ] 307·ÖÇóµ÷¼Á +14 (o~o) 2026-03-31 15/750 2026-04-01 20:43 by longlotian
[¿¼ÑÐ] µ÷¼Á +3 ºÃºÃ¶ÁÊé¡£ 2026-04-01 3/150 2026-04-01 17:06 by zhouyuwinner
[˶²©¼ÒÔ°] ¿¼Ñе÷¼Á +5 ÂæÍÕÄÐÈË 2026-04-01 5/250 2026-04-01 14:28 by syjjj0321
[¿¼ÑÐ] 358Çóµ÷¼Á +3 ÍõÏòÑô»¨ 2026-03-31 3/150 2026-04-01 09:56 by zzchen2000
[¿¼ÑÐ] 085601Ó¢¶þÊý¶þÇóµ÷¼Á ×Ü·Ö325 +4 Óຽº½ 2026-03-31 4/200 2026-03-31 17:38 by ÌÆãå¶ù
[»ù½ðÉêÇë] ÃæÉÏ5BÄÜÉÏ»áÂ𣿠+8 redcom 2026-03-29 8/400 2026-03-31 15:53 by niuailing
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û