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À§ ³í¹®Àº symbiont°¡ host immune defense¿¡ ¹ÌÄ¡´Â ¿µÇâÀ» È®ÀÎÇÏ°íÀÚ ÇÑ ³í¹®À̸ç germ free mouse¿Í ÀÏ¹Ý ¸¶¿ì½º ºñ±³ ½Ã germ free ¸¶¿ì½º¿¡¼­ IL-34°¡ °¨¼ÒµÇ¾î ÀÖÀ½À» È®ÀÎÇÏ¿´½À´Ï´Ù. ÀÌ·¯ÇÑ il-34ÀÇ °¨¼Ò´Â systemic infection »óȲ¿¡¼­ÀÇ inflammationÀ» ´õ °­ÇÏ°Ô À¯µµÇϸç host¿¡°Ô ºÎÁ¤ÀûÀÎ ¿µÇâÀ» ÁÜÀ» È®ÀÎÇÏ¿´½À´Ï´Ù.

´Ù¾çÇÑ symbiont Áß Firmicute phlumÀÌ il-34 ¹ßÇö¿¡ Áß¿äÇÔÀ» È®ÀÎÇÏ¿´À¸¸ç bacteria cell wall ±¸Á¶ÀÎ glycoconjugates µéÀÌ macrophge¿¡ ÀÇÇÏ¿© recognition µÇ¾î il-34À» À¯µµÇÔÀ» È®ÀÎ ÇÒ ¼ö ÀÖ¾ú½À´Ï´Ù.

Macrophage ¿Ü¿¡µµ serum¿¡ Á¸ÀçÇÏ´Â albuminÀÌ ´Ù¾çÇÑ Á¾·ùÀÇ glycoconjugates¿¡ binding ÇÔÀ» È®ÀÎÇÏ¿´À¸¸ç ÀÌ·Î ÀÎÇÏ¿© °úµµÇÑ ¸é¿ª¹ÝÀÀ À¯µµ¸¦ ¾ïÁ¦ÇÔÀ» ¹àÇû½À´Ï´Ù.

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¸µÅ©: Symbiotic Firmicutes establish mutualism with the host via innate tolerance and resistance to control systemic immunity - ScienceDirect
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