±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 549  |  »Ø¸´: 2

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

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

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
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ vcСС×Ó µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 387Çóµ÷¼Á +3 °®³ÔƬ¶¹ÍÁ 2026-04-03 4/200 2026-04-03 23:05 by ССÊ÷2024
[¿¼ÑÐ] Ò»Ö¾Ô¸0817»¯Ñ§¹¤³ÌÓë¼¼Êõ£¬Çóµ÷¼Á +18 ÎÒ²»ÊÇÖ»Òò 2026-04-02 20/1000 2026-04-03 21:54 by qlm5820
[¿¼ÑÐ] 319Çóµ÷¼Á +3 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 3/150 2026-04-03 21:45 by zhq0425
[¿¼ÑÐ] 344²ÄÁÏÓ뻯¹¤µ÷¼Á +8 µ÷¼ÁÉϰ¶«^ 2026-04-03 8/400 2026-04-03 21:38 by Demonsssss
[¿¼ÑÐ] 283·ÖÇóµ÷¼Á +6 СÄô°®Ñ§Ï° 2026-04-03 6/300 2026-04-03 20:46 by zhq0425
[¿¼ÑÐ] µ÷¼Á +5 asdasdassda 2026-04-03 6/300 2026-04-03 20:27 by °¶ÉϵÄÒ»ÌõÓã
[¿¼ÑÐ] 286Çóµ÷¼Á +8 lim0922 2026-04-02 8/400 2026-04-03 20:19 by rzh123456
[¿¼ÑÐ] 282Çóµ÷¼Á ²»Ìôרҵ ÇóÊÕÁô +7 Yam. 2026-03-30 8/400 2026-04-03 14:12 by zhangdingwa
[¿¼ÑÐ] ½¨»·£¬ÄÜÔ´£¬ÍÁľÀÏʦ·¹ý¿´Ò»¿´£¡£¡£¡ +5 ºÙºÙuu 2026-04-01 5/250 2026-04-03 11:47 by znian
[¿¼ÑÐ] »·¾³285·Ö£¬¹ýÁù¼¶£¬Çóµ÷¼Á +9 xhr12 2026-04-02 9/450 2026-04-03 10:23 by »¯Ñ§»¯¹¤Ë¶Ê¿ÕÐÉ
[¿¼ÑÐ] 318Çóµ÷¼Á +3 óÆÐÐÖÂÔ¶. 2026-03-31 4/200 2026-04-02 15:56 by Jaylen.
[¿¼ÑÐ] 311Çóµ÷¼Á +14 À¶ÔÂÁÁÁÁ 2026-03-30 14/700 2026-04-02 12:18 by 1753564080
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©Àí¹¤´óѧ±¾¿Æ211²ÄÁϹ¤³Ì294Çóµ÷¼Á +8 mikasaµÄΧ½í 2026-03-28 9/450 2026-04-02 12:09 by ms629
[¿¼ÑÐ] 085900ÍÁľˮÀû336·ÖÇóµ÷¼Á +4 Zhangjiangj 2026-03-31 6/300 2026-04-02 11:40 by 1753564080
[¿¼ÑÐ] 354Çóµ÷¼Á +4 lxb598 2026-03-31 5/250 2026-04-02 09:55 by Jaylen.
[¿¼ÑÐ] 284Çóµ÷¼Á +12 СÐÜ¡«¡« 2026-03-31 12/600 2026-04-01 20:23 by »¨??
[¿¼ÑÐ] »·¾³¹¤³Ìµ÷¼Á +9 hyzzzzzzz. 2026-04-01 9/450 2026-04-01 14:20 by salamander`
[¿¼ÑÐ] 283Çóµ÷¼Á +9 A child 2026-03-28 9/450 2026-04-01 14:20 by Jaylen.
[¿¼ÑÐ] 080200ѧ˶£¬»úе¹¤³Ìרҵ277·Ö£¬Çó´ø×ߣ¡ +4 Æ¿×ÓPZ 2026-03-31 4/200 2026-03-31 20:16 by vgtyfty
[¿¼ÑÐ] 0703»¯Ñ§321·ÖÇóµ÷¼Á +10 Èýdd. 2026-03-30 11/550 2026-03-30 19:24 by markhwc
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û