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Á¦°¡ ¼±Á¤ÇÑ ³í¹®Àº 2018³â Science Immunology ¿¡ ÃâÆǵÈ
"Antigen-specific antibody Fc glycosylation enhances humoral immunity via the recruitment of complement" ÀÔ´Ï´Ù.


HIV °¨¿° ȯÀÚµé Áß ÀϺδ HIV-specific broadly neutralizing antibodies (bNAbs) °¡ »ý¼ºµÈ´Ù°í ¾Ë·ÁÁ® ÀÖÀ¸¸ç ¿Ö ÀÌ·± Çö»óÀÌ ÀϾ´Â Áö, bNAbs °¡ ¾î¶»°Ô ¹ß»ýÇÏ´Â Áö¿¡ ´ëÇÑ ¸é¿ªÇÐÀû ¸ÞÄ¿´ÏÁòÀº ¾Ë·ÁÁø¹Ù°¡ °ÅÀÇ ¾ø½À´Ï´Ù.
¶ÇÇÑ follicular dendritic cells ÀÇ Fc receptors (FcR) ¶Ç´Â complement receptors (CR) ¿¡ °áÇÕÇÏ´Â antibody-immune complexes (ICs) ÇüÅÂÀÇ Ç׿ø Àü´ÞÀº germinal center (GC) ·Î Ç׿øÀ» Àü´ÞÇϴµ¥ È¿°úÀûÀÎ ¸ÞÄ¿´ÏÁòÀÔ´Ï´Ù.
º» ³í¹®¿¡¼­´Â IC-FcR ¶Ç´Â IC-CR interactions °¡ HIV ¿¡ ´ëÇÑ bNAb ¹ÝÀÀÀ» º¸ÀÌ´Â »ç¶÷µé¿¡¼­ Â÷ÀÌ°¡ ÀÖ´ÂÁö È®ÀÎÇß½À´Ï´Ù.
À̵éÀº Fc effector functions ¿Í FcR/CR interactions ÀÇ Áõ°¡°¡ Fc glycosylation profiles ¿¡ µû¶ó ´Þ¶óÁö¸ç HIV ¿¡ ´ëÇÑ ÁßÈ­Ç×ü¹ÝÀÀÀ» °¡Áö´Â »ç¶÷µé¿¡°Ô¼­ ³ªÅ¸³ª´Â °ÍÀ» È®ÀÎÇß½À´Ï´Ù.
´õ ³ª¾Æ°¡, ÀÌ ÁßÈ­Ç×ü¸¦ ¸ð¹æÇÑ IC ¸¦ ¸¶¿ì½º¿¡ immunization ÇßÀ» ¶§¿¡µµ ³ôÀº Ç×ü titer, avidity, GC B cell ¹ÝÀÀÀ» ÀÏÀ¸Å°´Â °ÍÀ» È®ÀÎÇß½À´Ï´Ù.
µû¶ó¼­ º» ³í¹®Àº Fc profile/ complement interactions °¡ humoral immune response ÀÇ maturation ¿¡ Á÷Á¢ÀûÀÎ ¿ªÇÒÀ» ÇÒ ¼ö ÀÖÀ¸¸ç ÀÌ´Â Â÷±â ¹é½Å ¿¬±¸¿¡ µµ¿òÀÌ µÉ ¼ö ÀÖ´Ù°í ÁÖÀåÇÕ´Ï´Ù.

systems serology ½ÇÇè°ú Fc effector functions ¿¡ ¿µÇâÀ» ÁÙ ¼ö ÀÖ´Â ¿äÀε鿡 ´ëÇØ ³í¹®À» ã´ø Áß Fc glycosylation ¿¡ µû¶ó Ç×üÀÇ ±â´ÉÀÌ ´Þ¶óÁú ¼ö ÀÖ´Ù´Â º» ³í¹®À» ¹ß°ßÇؼ­ °øºÎ¸¦ À§ÇØ ¼±Á¤ÇÏ¿´½À´Ï´Ù. ÇöÀç Á¦°¡ ½ÇÇèÇÏ°í ÀÖ´Â SARS-CoV-2, ¿Í antigen À¯·¡¿¡ µû¸¥ Ç×ü ±â´ÉÂ÷ÀÌ¿¡ ´ëÇÑ °Í°ú´Â °Å¸®°¡ Á¶±Ý ÀÖÁö¸¸ ½ÇÇè µðÀÚÀÎÀ̳ª ¹æÇâ¿¡ ´ëÇØ °í¹ÎÇϴµ¥ µµ¿òÀÌ µÉ ¼ö ÀÖÀ» °Í °°½À´Ï´Ù.

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Antigen-specific antibody Fc glycosylation enhances humoral immunity via the recruitment of complement | Science Immunology
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¾È³çÇϼ¼¿ä, À̹øÁÖ ¹ßÇ¥ÀÚ ÀÎÅÏ ¾ç¼ºÀçÀÔ´Ï´Ù. Á¦°¡ ¼±Á¤ÇÑ ³í¹®Àº2018³â 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¿¡ hyperresponsive..
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8/6 This is a paper presentation
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Greeting, This is Mingyu Jin. I am making this post to inform you that I will be presenting this week’s seminar (8/6). The paper I am going to present is “Bacteroides-Derived Sphingolipids Are Critical for Maintaining Intestinal Homeostasis and Symbiosis”. It was published on..