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"Accessibility of O Antigens Shared between Salmonella Serovars Determines Antibody-Mediated Cross-Protection" ÀÔ´Ï´Ù.

Salmonella ÀÇ ´Ù¾çÇÑ Ç÷ûÇüµéÀº genome, proteome level ¿¡¼­´Â ¸Å¿ì À¯»çÇÏÁö¸¸,
ÇÑ Ç÷ûÇüÀÌ infection ¶Ç´Â immunization µÇ¾úÀ» ¶§, ´Ù¸¥ Ç÷ûÇü¿¡ ´ëÇÑ protection È¿°ú´Â ¿¬±¸µÈ ¹Ù°¡ °ÅÀÇ ¾ø½À´Ï´Ù.

º» ³í¹®¿¡¼­´Â S.typhi ¸¦ immunization ÇÑ ¸¶¿ì½º¿¡¼­ S.typhimurium ¶Ç´Â S. enteritidis infection ¿¡ ´ëÇÑ cross-reactive immune responses ¸¦ È®ÀÎÇÏ¿´À¸¸ç, °¢ Ç÷ûÇü¿¡ ÀÇÇØ »ý¼ºµÈ antibodies ¿¡ ´ëÇÑ bacteria binding Á¤µµ¸¦ È®ÀÎÇÏ¿´½À´Ï´Ù.
ÀÌ¿¡ µû¶ó, ÇÑ Ç÷ûÇü¿¡ ÀÇÇØ »ý¼ºµÈ protective Abs ÀÇ ´É·ÂÀº ´Ù¸¥ Ç÷ûÇü°ú °øÀ¯ÇÏ´Â O antigens ¿ÍÀÇ Á¢±Ù¼º¿¡ µû¶ó ±× º¸È£È¿°ú°¡ °áÁ¤µÈ´Ù´Â °ÍÀ» ¹àÇû½À´Ï´Ù.


Salmonella Ç÷ûÇüµéÀÇ cross-reactivity ¿¡ ´ëÇØ °øºÎÇÏ°í ³í¹®¿¡¼­ »ç¿ëµÈ ½ÇÇè¹æ¹ý µîÀ» Âü°íÇÏ°íÀÚ ¼±Á¤ÇÏ¿´½À´Ï´Ù.

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¹ßÇ¥³í¹® ¸µÅ©: https://www.jimmunol.org/content/early/2020/06/14/jimmunol.1900624

 
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¾È³çÇϼ¼¿ä 2020-11-28 ¹ßÇ¥ÀÚ À¯±â¼± ÀÔ´Ï´Ù. Á¦°¡ ¹ßÇ¥ÇÒ ³í¹®ÀÇ Á¦¸ñÀº 'Self-Maintaining Gut Macrophages Are Essential for Intestinal Homeostasis'À¸·Î Cell¿¡ 2018³â¿¡ ÃâÆǵǾú½À´Ï´Ù. ÀÌ ³í¹®¿¡¼­´Â °è¼Ó ³íÀï ÁßÀÎintesinal macrophageÀÇ origin¿¡ °üÇÏ¿© ¿¬±¸¸¦ ÇÏ¿´À¸¸ç ƯÁ¤ À§Ä¡¿¡ Á¸ÀçÇÏ´Â..