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Á¦°¡ À̹ø ÁÖ ¹ßÇ¥ÇÒ ³í¹®Àº 2021³â 3¿ù Gastroenterology (IF:22.68)¿¡ ÃâÆÇµÈ 'Paneth Cell Alertness to Pathogens Maintained by Vitamin D Receptors'ÀÔ´Ï´Ù.

Paneth cellÀº host defense ¹× gut microbiome Çü¼º¿¡ Áß¿äÇÏ´Ù°í ¾Ë·ÁÁ® ÀÖÁö¸¸, ±×µ¿¾È Paneth cell ³»¿¡¼­ÀÇ VDRÀÇ ÀÛ¿ë mechanism¿¡ ´ëÇؼ­´Â ¾Ë·ÁÁø ¹Ù°¡ ¾ø¾ú½À´Ï´Ù. 

Vitamin D´Â VDRÀÇ Á¶ÀýÀ» ÅëÇØ target geneµéÀÇ ¹ßÇö(AMP, cathelicidin, beta defensin)¿¡ °ü¿©ÇÏ´Â °ÍÀ¸·Î ¾Ë·ÁÁ® ÀÖ½À´Ï´Ù.

ÇØ´ç ¿¬±¸ÁøÀº Bacterial infection ¹× crohn disease »óȲ¿¡¼­ÀÇ Paneth cell ³» VDRÀÇ ¿ªÇÒ¿¡ ´ëÇØ ¹àÇô³»°íÀÚ ÇÏ¿´À¸¸ç, Àå Á¡¸·¿¡¼­ÀÇ VDR ¼Õ½ÇÀÌ ATG16L1 ¹× paneth cellÀÇ ºñÁ¤»óÀûÀÎ ¹ßÇö¿¡ °ü¿©ÇÑ´Ù´Â Á¡À» ¾Ë¾Æ³»¾ú½À´Ï´Ù.

¶ÇÇÑ Paneth cell ³»ÀÇ VDRÀÌ knockoutµÈ ¸¶¿ì½º¸¦ ÀÌ¿ëÇÏ¿© Paneth cellÀÇ dysfunctionÀÌ ºñÁ¤»óÀûÀÎ Ç×±Õ ±â´É, Àå Á¡¸· ¹× microbial Ç×»ó¼ºÀÇ ¼Õ½Ç·Î À̾îÁø´Ù´Â Á¡À» ¹àÇû½À´Ï´Ù.

IBD¿Í infection »óȲ¿¡¼­ VDR pathway¸¦ ÅëÇÑ Paneth cell ¹× microbial Á¶Àý ±â´É¿¡ ´ëÇÑ Á߿伺À» ¾ð±ÞÇÏ°í ÀÖÀ¸¸ç, ÃßÈÄ IBD »óȲ¿¡¼­ VDR targeting therapy¸¦ »ç¶÷ÀÇ Ä¡·á¿¡ Àû¿ë½Ãų ¼ö ÀÖ´Ù´Â °¡´É¼ºÀ» ¹àÈù ³í¹®ÀÔ´Ï´Ù. 

ÇöÀç Á¦°¡ ÁøÇàÇÏ°í ÀÖ´Â IBD¿Í °ü·ÃµÈ ¿¬±¸¿¡¼­ Intestinal epithelial cell°ú Vit D/VDRÀÇ ¿¬°ü¼ºÀ» °øºÎÇÏ´ø Áß Paneth cell¿¡ ¿µÇâÀ» ¹ÌÄ¡´Â VDR signaling¿¡ ´ëÇÑ ³»¿ëµéÀ» Âü°í ¹× °øºÎÇØ º¸°íÀÚ ¼±Á¤ÇÏ¿´½À´Ï´Ù.
 
¿­½ÉÈ÷ ÁغñÇÏ¿© Åä¿äÀÏ¿¡ ºË°Ú½À´Ï´Ù.

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³í¹®¸µÅ©: https://www.sciencedirect.com/science/article/pii/S0016508520354056?via%3Dihub

 
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