¹Ù·Î°¡±â ¸Þ´º

¹Ù·Î°¡±â ¸Þ´º º»¹®³»¿ë ¹Ù·Î°¡±â ¸ÞÀθ޴º ¹Ù·Î°¡±â

ÁÖ¿ä¾È³»

HOME »çÀÌÆ®¸Ê

FONT SIZE

ÆùƮũ±â Å°¿ò 100% 110% 120% 130% 140% ÆùƮũ±â ÁÙÀÓ
¸Þ´ºº¸±â
 
Á¦¸ñ
3/30 ¹ßÇ¥ ³í¹®ÀÔ´Ï´Ù.
ÀÛ¼ºÀÏ
2024-03-29
Á¶È¸¼ö
64


¾È³çÇϼ¼¿ä. À̹ø ÁÖ ¹ßÇ¥ÀÚ µµºóÀÔ´Ï´Ù.

À̹ø ¹ßÇ¥ ³í¹®Àº 2023³â 4¿ù Cell Reports ¿¡ ÃâÆÇµÈ 'MAIT cells activate dendritic cells to promote Tfh cell differentiation and induce humoral immunity'ÀÔ´Ï´Ù.

Mucosal-associated invariant T (MAIT) cells Àº Á¡¸· Á¶Á÷°ú lympoid organ ¿¡ Á¸ÀçÇÏ´Â T ¼¼Æ÷ÀÇ ÇÑ Á¾·ùÀÔ´Ï´Ù. ÀϹÝÀûÀÎ T cell °ú ´Ù¸£°Ô ´Ü¹éÁúÀÌ ¾Æ´Ñ vitamin B2  riboflavin ¸¦ agonist ¸¦ ÀνÄÇÕ´Ï´Ù. TCR »Ó¸¸ ¾Æ´Ï¶ó ¿©·¯ cytokine ¿¡ ÀÇÇؼ­µµ activation µÉ ¼ö Àֱ⠶§¹®¿¡ »õ·Î¿î ¹é½Å Àü·«ÀÇ Å¸±êÀ¸·Î ÁÖ¸ñ¹Þ°íÀÖ½À´Ï´Ù. ¶ÇÇÑ MAIT cell ÀÇ TCR Àº MHC I-related molecule 1 (MR1) ¿¡ ·ÎµùµÈ antigen ¸¸À» ÀνÄÇÏ°í, MR1 Àº °ÅÀÇ ¸ðµç Æ÷À¯·ù¿¡¼­ µ¿ÀÏÇÏ´Ù°í ¾Ë·ÁÁ® ÀÖ½À´Ï´Ù.
MAIT cell ÀÇ agonist ´Â vitamin B ÇÕ¼º°úÁ¤¹°ÁúÀÎ 5-amino-6-D-ribitylaminouracil (5-A-RU) ¿Í glycolysis ÀÇ byproducts ÀÎ methylglyoxal °áÇÕüÀÎ 5-A-RU/MG ·Î ¾Ë·ÁÁ® ÀÖ½À´Ï´Ù.

º» ¿¬±¸¿¡¼­´Â MAIT cell ÀÇ agonist ¸¦ intranasal route ÀÇ adjuvant ·Î È°¿ëÇÏ¿´À» ¶§, antigen speicifc humoral immune responses (GC B cell, IgG, IgA, Tfh) ÀÌ ¸ðµÎ Áõ°¡ÇÏ´Â °ÍÀ» È®ÀÎÇÏ¿´°í, ÀÌ´Â DC ÀÇ activation À» ÅëÇØ ÀϾ´Ù´Â °ÍÀ» º¸¿©ÁÖ¾ú½À´Ï´Ù.
±× ±âÀüÀ¸·Î MAIT cell ¿Í DC ÀÇ interaction ¿¡ À־ MAIT cell ÀÇ CD40L signal ÀÌ DC ¸¦ activation ÇÑ´Ù´Â °ÍÀ» ¹àÇû½À´Ï´Ù.

¿­½ÉÈ÷ ÁغñÇÏ¿© Åä¿äÀÏ¿¡ ºË°Ú½À´Ï´Ù.

³í¹®¸µÅ© :  https://www.cell.com/cell-reports/fulltext/S2211-1247(23)00321-2?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2211124723003212%3Fshowall%3Dtrue
÷ºÎÆÄÀÏ:
÷ºÎÆÄÀÏÀÌ ¾ø½À´Ï´Ù.
´ÙÀ½±Û
4/6 ¹ßÇ¥³í¹® ÀÔ´Ï´Ù
/ °ü¸®ÀÚ
¾È³çÇϼ¼¿ä. À̹øÁÖ¹ßÇ¥ÀÚ¿µÁø ÀÔ´Ï´Ù. Á¦°¡¹ßÇ¥ÇÒ ³í¹®Àº 2023³â Cellular & Molecular Immunology ¿¡ ÃâÆÇµÈ " Vitamin B6 regulates IL-33 homeostasis to alleviate type 2 inflammation" ÀÔ´Ï´Ù. IL-33Àº epithelial cell·ÎºÎÅÍ ºÐºñµÇ´Â cytokine Áß¿¡ Çϳª·Î½á ILC2/Th2 À» acti..
ÀÌÀü±Û
3/30 ¹ßÇ¥³í¹®ÀÔ´Ï´Ù.
/ °ü¸®ÀÚ
¾È³çÇϼ¼¿ä,À̹ø ÁÖ ¹ßÇ¥ÀÚ ½ÂÀ±ÀÔ´Ï´Ù. Á¦°¡ À̹ø¿¡ ¼±Á¤ÇÑ ³í¹®Àº 2023³â 8¿ù nature commuinications¿¡ ÃâÆÇµÈ ‘Toll-like receptor 4 and macrophage scavenger receptor 1 crosstalk regulates phagocytosis of a fungal pathogen’ ÀÔ´Ï´Ù. Cryptococcus neoformans´Â Æó·Î °¨¿°µÇ´Â º´¿øü..