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¾È³çÇϼ¼¿ä, À̹øÁÖ ¹ßÇ¥ÀÚ ÀÎÅÏ ¾ç¼ºÀçÀÔ´Ï´Ù.

Á¦°¡ ¼±Á¤ÇÑ ³í¹®Àº  2018³â Science translational medicine¿¡ Ãâ°£µÈ 'Antibiotics induce sustained dysregulation of intestinal T cell immunity by perturbing macrophage homeostasis'ÀÔ´Ï´Ù.

Ç×»ýÁ¦ 󸮴 Àå³» macrophage°¡ bacteria¿¡ hyperresponsivenessÇϵµ·ÏÇÏ¿© °úµµÇÑ inflammatory cytokineÀÌ ¹ßÇöµÇ°í, Ç×»ýÁ¦ ó¸® 7ÀÏÀÌÈÄ recolonizationµÈ °³Ã¼µéÀÇ Áý´Ü¿¡¼­ macrophageÀÇ ÀÇÇØ À¯µµµÈ °­·ÂÇÑ Th1 ¹ÝÀÀÀ¸·Î ÀÎÇØ Áö¼ÓÀûÀ¸·Î ¿°Áõ¹ÝÀÀ°ú dysbiosis°¡ º¸ÀÌ°í ÀÖ½À´Ï´Ù.

¶ÇÇÑ, Th1À¸·Î À¯µµµÈ Àå³» ¸é¿ª½Ã½ºÅÛÀÌ Á¦°Å¸¦ À§ÇØ Th17°ú Th2 ¹ÝÀÀÀÌ ÇÊ¿äÇÑ °¨¿°(C. rodentium, T. muris infection)À̳ª inflammatory diseases¿¡ ´ëÀÀÇÏÁö ¸øÇØ ÀÌ·¯ÇÑ °¨¿°°ú Áúº´µé¿¡ Ãë¾àÇØÁüÀ» º¸ÀÌ°í ÀÖ½À´Ï´Ù.

SCFAs butyrateÀÇ ±Þ¿©´Â ÀÌ·¯ÇÑ macrophageÀÇ °ú¹Î¹ÝÀÀÀ» ÁÙ¿©ÁÖ´Â ¿ªÇÒÀ» ÇÑ´Ù´Â °ÍÀ» º¸¿©ÁÖ°í ÀÖ´Â ³í¹®ÀÔ´Ï´Ù.

Á¦°¡ ÀÌ ³í¹®À» ¼±Á¤ÇÑ ÀÌÀ¯´Â ´ëºÎºÐÀÇ ¸é¿ª¼¼Æ÷°¡ Á¸ÀçÇÏ°í ÀÖ´Â Àå¿¡¼­ÀÇ ´Ù¾çÇÑ ¸é¿ª¹ÝÀÀ°ú Àå³» microbiota¿¡ ´ëÇØ °øºÎÇϴµ¥ µµ¿òÀÌ µÉ °Í °°¾Æ ¼±Á¤ÇÏ°Ô µÇ¾ú½À´Ï´Ù.

¿­½ÉÈ÷ ÁغñÇÏ¿© Åä¿äÀÏ¿¡ ºË°Ú½À´Ï´Ù.

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³í¹®¸µÅ©: https://www.science.org/doi/10.1126/scitranslmed.aao4755




 
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