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[Cancer Research] Cancer biomarker discovery

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Cancer Biomarker Discovery

¾ÏÀº Àü»çü, ÈļºÀ¯Àüü, ´Ü¹éÁú º¯Çü°ú °°Àº À¯ÀüÀÚ µ¹¿¬º¯ÀÌ·Î ÀÎÇØ ¹ß»ýÇÏ´Â ´ÙÀ¯ÀüÀÚ Àå¾Ö´Ù. Biomarker´Â ÀÌ·¯ÇÑ À¯ÀüÀÚ º¯È­¸¦ Á¶±â¿¡ ¹ß°ßÇϰųª, ¾ÏÀÇ Áø´Ü ¹× Ä¡·á¸¦ À§ÇØ À¯¿ëÇÏ°Ô »ç¿ëµÉ ¼ö ÀÖ´Ù. ½ÇÁ¦·Î ¾ÏÀÌ ¹ß»ýÇßÀ» ¶§, Á¾¾ç À¯ÀüÀÚ (e.g. EGFR, HER2, KRAS)¿Í Á¾¾ç ¾ïÁ¦ À¯ÀüÀÚ (e.g. TP53, PTEN, PI3K)¿¡ µ¹¿¬º¯ÀÌ°¡ ¹ß»ýµÊÀ» È®ÀÎÇÏ¿´°í, À̸¦ biomarker·Î ½ÇÁ¦ À¯¹æ¾Ï, ³­¼Ò¾Ï, Æó¾Ï, Àü¸³¼±¾ÏÀÇ Ä¡·á¿¡ È°¿ëÇÏ°í ÀÖ´Ù.
Â÷¼¼´ë ¿°±â¼­¿­ ºÐ¼®¹ýÀÎ NGS ±â¼úÀÇ ÁøÈ­´Â À¯Àüü Àüü ȤÀº ¼öõ °³ÀÇ µ¹¿¬º¯À̸¦ µ¿½Ã¿¡ ºÐ¼®ÇÔÀ¸·Î½á, biomarkerÀÇ °ËÃâ ¹× ¹ß°ß¿¡ ¸Å¿ì È¿°úÀûÀÎ ÅøÀ» Á¦°øÇÏ°í ÀÖ´Ù. À̸¦ ÀÌ¿ëÇØ Ç÷¾×, ¼Òº¯, ħ, È丷 »ïÃâ¾× ¹× ³úô¼ö¾×°ú °°Àº ºñħ½À¼º ¾×ü »ý°ËÀ» ÀÌ¿ëÇÑ Á¾¾ç À¯·¡ À¯Àü Á¤º¸¸¦ È®ÀÎÇÔÀ¸·Î½á, cancer biomarker¸¦ ´Ù¼ö ¹ß±¼ÇÒ ¼ö ÀÖ¾ú´Ù (Siravenga et al. 2017). ¶ÇÇÑ, circulating tumor DNA (ctDNA)ÀÇ ºÐÀÚÀû ºÐ¼® °á°ú¸¦ RNA, ´Ü¹éÁú, EV (e.g. Exosome)À» Æ÷ÇÔÇÏ´Â ÁöÁú µîÀÇ ºÐ¼®°á°ú¿Í º¸¿ÏÇÏ¿© È°¿ëÇÒ ¼ö ÀÖ´Ù.
ÃÖ±Ù Á¾¾ç»ý¹°Çа迡¼­´Â ¾Ï¼¼Æ÷ °£ÀÇ À¯ÀüÀÚ ¹× »ý¹°ÇÐÀû ½Ã±×³ÎÀ» Àü´ÞÇÏ´Â Extracellular vesicle (EV; e.g. exosome)ÀÇ Á߿伺À» °­Á¶ÇÏ°í ÀÖ´Ù. ¾Ï¼¼Æ÷´Â ´Ù¾çÇÑ moleculeÀ» Æ÷ÇÔÇÏ´Â EV (e.g. exosomeÀ» ºÐºñÇÔÀ¸·Î½á, Ç÷°ü ½Å»ý, ÀüÀÌ Çü¼º, Ç×¾ÏÁ¦ ÀúÇ×¼º µîÀÇ »ý¹°ÇÐÀû º¯È­¸¦ À¯µµÇÑ´Ù. µû¶ó¼­, EV (e.g. exosome)°¡ Àü´ÞÇÏ´Â miRNA¿Í °°Àº moleculeÀ» ºÐ¼®ÇÏ¿©, »õ·Î¿î cancer biomarker¸¦ ¹ß°ß °¡´É¼ºÀ» ³ôÀÌ°í ÀÖ´Ù (Sundararajan et al. 2018).

Highlighted products - ThruPLEX¢ç technology
´ÙÄ«¶ó¹ÙÀÌ¿À´Â Çõ½ÅÀûÀÎ ThruPLEX¢ç ±â¼úÀ» ÀÌ¿ëÇØ cancer biomarker ¿¬±¸¸¦ Áö¿øÇÏ°í ÀÖÀ¸¸ç, À̸¦ ÀÌ¿ëÇØ cell-free DNA (cfDNA) ȤÀº circulating tumor DNA (ctDNA)¿Í °°ÀÌ Ã¼¾× ³»¿¡ Á¸ÀçÇÏ´Â ±Ø¼Ò·®ÀÇ DNA·ÎºÎÅÍ NGS library¸¦ Á¦ÀÛÇÒ ¼ö ÀÖ´Ù (±×¸² 1). ÀÌ ±â¼úÀº Ç÷¾× »ùÇÿ¡ È¿°úÀûÀ¸·Î Àû¿ëÇÒ ¼ö ÀÖµµ·Ï ÃÖÀûÈ­µÇ¾úÀ» »Ó ¾Æ´Ï¶ó, whole-exome sequencing ȤÀº ƯÀÌÀû À¯ÀüÀÚ panelÀ» ÀÌ¿ëÇÏ´Â ´Ù¾çÇÑ target enrichment Ç÷§Æû°ú ȣȯÇÏ¿© »ç¿ëÇÒ ¼ö ÀÖ´Ù. Murtaza et al., Xia et al., and Patel et al. Àº ThruPLEX¢ç ±â¼úÀ» ÀÌ¿ëÇØ ´Ù¾çÇÑ ¾ÏÀÇ ¾×ü »ý°ËÀ¸·ÎºÎÅÍ È¹µæÇÑ ctDNA¿¡¼­ Ç×¾ÏÁ¦ ÀúÇ×¼ºÀ» ºÐ¼®ÇÒ ¼ö ÀÖÀ½À» Áõ¸íÇÏ¿´´Ù.


±×¸² 1. ThruPLEX¢ç¸¦ ÀÌ¿ëÇÑ single-tube workflow
Create indexed libraries starting with cell-free DNA in three simple steps: end repair, adapter ligation, and high-fidelity library amplification. No purification or sample transfer steps are required. The streamlined workflow is performed in two hours in a single tube or well, preventing sample loss and enhancing positive sample identification.

Highlighted products
EV, Ç÷Àå, Ç÷û µîÀ¸·ÎºÎÅÍ ¾òÀº small RNA (smRNA)´Â SMARTer¢ç smRNA-Seq Kit for Illumina¢ç¸¦ ÀÌ¿ëÇÏ¿© ÃÖÀûÀ¸·Î ºü¸£°Ô NGS ºÐ¼®ÇÒ ¼ö ÀÖ´Ù. ½ÇÁ¦·Î, Guelfi et al.´Â SMARTER smRNA-Seq Kit for Illumina¢ç·Î miRNA¸¦ ºÐ¼®ÇÏ¿© Àü¸³¼± ¾Ï Áø´ÜÀ» À§ÇÑ ºñħ½À¼º biomarker¸¦ È®ÀÎÇÏ¿´´Ù.

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Code

Á¦Ç°¸í

NGS

ThruPLEX¢ç DNA-Seq Kit

R400674

ThruPLEX¢ç Plasma-Seq Kit

R400679

SMARTer¢ç smRNA-Seq Kit for Illumina¢ç

635031



[¿ø¹®] Cancer biomarker discovery
[Âü°í¹®Çå]
- Siravegna G. et al. Integrating liquid biopsies into the management of cancer. Nat. Rev. Clin. Oncol. 14, 531-548 (2017).
- Sundararajan V. et al. The versatile role of exosomes in cancer progression: diagnostic and therapeutic implications. Cell. Oncol. 41, 223-252 (2018).

[Âü°í¹®Çå] ThruPLEX¢ç ±â¼úÀ» ÀÌ¿ëÇÑ Á¾¾çÀÇ Ç×¾ÏÁ¦ÀúÇ×¼ºÀÇ ºñħ½À¼º °Ë»ç
- Guelfi, G. et al. Next generation sequencing of urine exfoliated cells: an approach of prostate cancer microRNAs research. Sci. Rep. 8, 7111 (2018).
- Mayrhofer, M. et al. Cell-free DNA profiling of metastatic prostate cancer reveals microsatellite instability, structural rearrangements and clonal hematopoiesis. Genome Med. 10, 85-98 (2018).
- Mouliere, F. et al. Detection of cell-free DNA fragmentation and copy number alterations in cerebrospinal fluid from glioma patients. EMBO. 12, e9323 (2018).
- Murtaza, M. et al. Non-invasive analysis of acquired resistance to cancer therapy by sequencing of plasma DNA. Nature 497, 108-112 (2013).
- Patel, K. M. et al. Association of plasma and urinary mutant DNA with clinical outcomes in muscle invasive bladder cancer. Sci. Rep. 7, 5554 (2017).
- Xia, Y. et al. Copy number variations in urine cell free DNA as biomarkers in advanced prostate cancer. Oncotarget 7, 35818-35831 (2016).