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¾È³çÇϼ¼¿ä, À̹ø ÁÖ ¹ßÇ¥ÀÚ ±èµµ¿µÀÔ´Ï´Ù.

Á¦°¡ ¼±Á¤ÇÑ ³í¹®Àº ¿ÃÇØ 3¿ù Nature microbiology¿¡ °ÔÀçµÈ “Age and sex influence antibody profiles associated with tuberculosis progression”ÀÔ´Ï´Ù.

Mycobacterium tuberculosis (Mtb)¿¡ °¨¿°µÈ »ç¶÷µé Áß 5-10%¸¸ÀÌ È°µ¿¼º °áÇÙ(TB)À» ¹ßº´ÇÏ¿© ±×·Î ÀÎÇÑ Áúº´, »ç¸Á ¹× Àü¿° À§ÇèÀ» °ÞÀ¸¸ç, ³ª¸ÓÁö 90%´Â °¨¿° ÈÄ Àẹ»óÅ¿¡ ¸Ó¹´´Ï´Ù. µû¶ó¼­ È°µ¿¼º Áúº´À¸·Î ÁøÇàÇÒ À§ÇèÀÌ ÀÖ´Â °³ÀÎÀ» ½Äº°ÇÏ´Â °ÍÀÌ °áÇÙ ÅðÄ¡ Àü·«ÀÇ ÇÙ½ÉÀÔ´Ï´Ù. ÇÏÁö¸¸ ÇöÀçÀÇ °áÇÙ Áø´Ü¹ýÀÎ tuberculin skin test (TST)¿Í interferon gamma release assay (IGRA)Àº °áÇÙ ÁøÇà ¿¹Ãø¿¡ ÇÑ°è°¡ ÀÖÀ¸¸ç, °áÇÙ ÁøÇà°ú °ü·ÃµÈ ¸é¿ª Ç¥¸éÇü¿¡ ´ëÇÑ Á¶»ç°¡ ÇÊ¿äÇÑ ½ÇÁ¤ÀÔ´Ï´Ù. ´õ ³ª¾Æ°¡, ³ªÀÌ¿Í ¼ºº°ÀÌ Mtb °¨¿° ȯÀÚÀÇ Ç×ü ¹ÝÀÀ¿¡ ¾î¶² ¿µÇâÀ» ¹ÌÄ¡´ÂÁöµµ ¾Ë·ÁÁöÁö ¾Ê¾Ò½À´Ï´Ù. 

º» ³í¹®¿¡¼­´Â systems serology Á¢±Ù¹ýÀ» ÅëÇØ Mtb¿¡ ³ëÃâµÈ ³²¾ÆÇÁ¸®Ä« û¼Ò³âÀ» Æ÷ÇÔÇÏ°í ÀÖ´Â Á¾´Ü ÄÚȣƮÀÎ Adolescent Cohort Study (ACS)¿¡¼­ ‘progressor’°ú ‘non-progressor’ ´ëÁ¶±ºÀÇ Mtb ƯÀÌÀû Ç×ü ÇÁ·ÎÇÊÀ» ºñ±³ÇÏ¿© È°µ¿¼º °áÇÙ Áø´Ü 2³â Àü±îÁö Ç×ü ÇÁ·ÎÇÊ º¯È­¿Í Mtb ƯÀÌÀû Ç×ü ¹ÝÀÀ°ú °áÇÙ ÁøÇàÀÇ ¿¬°ü¼ºÀ» Á¶»çÇß½À´Ï´Ù. ´õÇÏ¿©, ´õ ´Ù¾çÇÑ demographic feature¸¦ °¡Áø °³ÀÎÀ» Æ÷ÇÔÇÏ°í ÀÖ´Â µÎ ¹ø° ÄÚȣƮÀÎ Grand Challenges 6-74 (GC6)¿¡¼­ ÀÌ·¯ÇÑ Æ¯Â¡ÀÇ ÀçÇö¼ºÀ» Æò°¡Çß½À´Ï´Ù. 

°á°úÀûÀ¸·Î, È°µ¿¼º °áÇÙ progressor°ú non-progressor ´ëÁ¶±º »çÀÌ¿¡ Â÷º°µÇ´Â µ¶Æ¯ÇÑ Ç×ü ¹ÝÀÀÀ» È®ÀÎÇß°í, È®ÀÎµÈ Ç×ü Ư¡µéÀ» ´Ùº¯·® Ç×ü Á¡¼ö(SeroScore)·Î ¼öÄ¡È­ÇÏ¿© TB ÁøÇà ¿¹Ãø¿¡ »ç¿ëÇß½À´Ï´Ù. SeroScore´Â ½Äº°µÈ Ç×ü Ư¼ºµéÀ» ÅëÇÕÇÏ¿© ƯÁ¤ ¸é¿ª ÇÁ·ÎÇÊÀ» Á¤·®È­ÇÒ ¼ö ÀÖ´Â ÁöÇ¥·Î, °¢ °³ÀÎÀÇ Ç×ü ¹ÝÀÀ¿¡ ÇϳªÀÇ Á¤·®È­µÈ Á¡¼ö¸¦ ºÎ¿©ÇÕ´Ï´Ù. À̸¦ ÅëÇØ TB Áø´Ü 2³â Àü±îÁö progressor¸¦ ¼º°øÀûÀ¸·Î ½Äº°ÇßÀ¸¸ç, ÇöÀç ¾Ë·ÁÁø RISK6¶ó´Â TB ÁøÇà ¿¹Ãø¿¡ Áß¿äÇÑ transcriptomic signatureº¸´Ù ´õ Á¶±â¿¡ »ç¿ë °¡´ÉÇÏ´Ù´Â °ÍÀ» È®ÀÎÇß½À´Ï´Ù. 

´õ ³ª¾Æ°¡, GC6 ÄÚȣƮ¿¡¼­ ÀÌ·¯ÇÑ Ç×ü ¹ÝÀÀ Ư¼ºÀ» Àç°ËÁõÇÏ¿´°í, SeroScore¿Í RISK6 ¸ðµÎ ¼ºÀκ¸´Ù û¼Ò³â¿¡¼­, ¿©¼ºº¸´Ù ³²¼º¿¡¼­ TB ÁøÇà À§Çè°ú ´õ ³ôÀº »ó°ü°ü°è¸¦ º¸¿´½À´Ï´Ù. 

ÀÌ·¯ÇÑ µ¥ÀÌÅÍ´Â progressor¿Í non-progressor¸¦ ƯÁ¤ÇÏ´Â Mtb-ƯÀÌÀû Ç×ü Ư¡À» Á¦½ÃÇϸç, ³ªÀÌ¿Í ¼ºº°ÀÌ °áÇÙ ÁøÇà°ú °ü·ÃµÈ Ç×ü ¹ÝÀÀ¿¡ Áß¿äÇÑ modifier ÀÓÀ» ½Ã»çÇÕ´Ï´Ù.

º» ³í¹®À» ¼±ÅÃÇÑ ÀÌÀ¯´Â system serology¸¦ È°¿ëÇÑ ¿¬±¸¸¦ °øºÎÇØ º¸°íÀÚ ¼±ÅÃÇÏ°Ô µÇ¾ú½À´Ï´Ù.

³í¹®¸µÅ©: https://www.nature.com/articles/s41564-024-01678-x

 
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