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Cellartis¢ç hiPS Beta Cells Àû¿ë ³í¹®
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Analysis of the behavior of 2D monolayers and 3D spheroid human pancreatic beta cells derived from induced pluripotent stem cells in a microfluidic environment |
https://doi.org/10.1016/j.jbiotec.2021.02.009
Analysis of the behavior of 2D monolayers and 3D spheroid human pancreatic beta cells derived from induced pluripotent stem cells in a microfluidic environment
Amal Essaouiba, Rachid Jellali, Marie Shinohara, Benedikt Scheidecker, Cecile Legallais, Yasuyuki Sakai, Eric Leclerc
¾Æ·¡ ³»¿ëÀº ´ÙÄ«¶óÄÚ¸®¾Æ¿¡¼ Á÷Á¢ ¹ø¿ªÇÑ ³»¿ëÀ¸·Î, Çؼ®ÇÏ´Â °úÁ¤¿¡¼ ¿øÀÛÀÚÀÇ Àǵµ¿Í »óÀÌÇÑ ³»¿ëÀÌ Æ÷ÇԵǾî ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. Çмú Á¤º¸¸¦ ¸ñÀûÀ¸·Î ÇÏ´Â °æ¿ì ¿ø¹®À» Âü°íÇÏ¿© Áֽñ⸦ ¹Ù¶ø´Ï´Ù.
¡á Abstract ¹Ì¸®º¸±â
Primary human ¥â-cells/isletÀº ÇÑÁ¤ÀûÀÎ Àû¿ë¼º°ú donor diversity·Î ÀÎÇÑ ¹ßÇö Â÷ÀÌ°¡ ÀÖ¾î ´ç´¢º´ ¿¬±¸¸¦ À§ÇÑ
in vitro ¸ðµ¨·Î´Â ÇÑ°è°¡ ÀÖ´Ù. Human induced pluripotent stem cell (hiPSC)´Â ´ç´¢º´ ¿¬±¸, Ç× ´ç´¢º´ ¾à¹° ½ºÅ©¸®´× ¹× °³Àκ° ¸ÂÃã Ä¡·áÁ¦¸¦ À§ÇÑ À¯¸ÁÇÑ ¼¼Æ÷ °ø±Þ¿øÀ¸·Î ÁÖ¸ñ ¹Þ°í ÀÖÁö¸¸,
in vivoÀÇ maturity¿Í ±â´ÉÀ» ÀçÇöÇϱâ´Â ¾ÆÁ÷ ¾î·Á¿òÀÌ ÀÖ´Ù. º» ³í¹®Àº hiPSC À¯·¡ ¥â-cellsÀ» microfluidic biochip¿¡¼ ¹è¾çÇÏ´Â 2°¡Áö ¹æ¹ýÀ» ºñ±³ ºÐ¼®ÇÏ¿´´Ù. ù ¹ø°´Â ±âÁ¸¿¡ ¸¹ÀÌ È°¿ëµÇ°í ÀÖ´Â petri-dish¿¡¼ 2D, monolayer ¹è¾ç ¹æ½ÄÀ» ÀÌ¿ëÇÏ¿´°í, ÀÌ ¹æ½ÄÀ¸·Î ¹è¾çµÈ ¼¼Æ÷´Â Àν¶¸°, PDX1, MAFA positive staining, C-Peptide »ý»ê, ³óµµ º° Æ÷µµ´ç (glucose)°ú GLP1 ³ëÃâ¿¡ ƯÀÌÀûÀ¸·Î ¹ÝÀÀÇÔÀ» È®ÀÎÇÏ¿´´Ù. ÇÏÁö¸¸, ù ¹ø° ¹æ½ÄÀ¸·Î ¹è¾çµÈ ¼¼Æ÷´Â ¹è¾ç Á¶°Ç (extracellular matrix coating, ¼¼Æ÷ Á¢Âø ½Ã°£, cell inoculation density, flow rate)ÀÇ º¯°æ ¹× 2D biochip·ÎÀÇ Àû¿ëÀÌ ¾î·Á¿ü´Ù. µÎ ¹ø°´Â honeycomb static culture¸¦ ÅëÇØ 3D spheroid·Î ¼¼Æ÷¸¦ ¹è¾çÇÏ¿´´Ù. ÃÑ 14ÀÏ°£ ¹è¾çµÈ spheroid´Â 2D ¼¼Æ÷º¸´Ù ´õ ³ôÀº ¼öÁØÀÇ ¥â-cells marker (
INS mRNA)¿Í ¥á-cell marker (
GCG mRNA, glucagon positive staining) ¹ßÇöÀ» º¸¿´À¸¸ç, ³óµµ º° Æ÷µµ´ç, GLP1 ³ëÃâ¿¡¼ ¸ðµÎ Àν¶¸°À» ƯÀÌÀûÀ¸·Î ºÐºñÇÏ¿´´Ù. ÀÌ spheroid´Â 3D biochip¿¡¼ 10ÀÏ°£ ¼º°øÀûÀ¸·Î ¹è¾çµÇ¾úÀ¸¸ç,
GCGÀÇ mRNA ¹ßÇöÀÌ Áõ°¡ÇßÀ» »Ó ¾Æ´Ï¶ó ¥â-cells markerÀÇ °í¹ßÇö°ú ³óµµ º° Æ÷µµ´ç, GLP1 ³ëÃâ¿¡ ´ëÇÑ ¹ÝÀÀÀ» Àß À¯ÁöÇÏ¿´´Ù. °Ô´Ù°¡, C-Peptide¿Í Àν¶¸°ÀÇ ºÐºñ´Â static culture·Î ¹è¾çµÈ spheroidº¸´Ù 3D biochip¿¡¼ ¹è¾çÇßÀ» ¶§ ´õ ³ô°Ô °üÂûµÇ¾ú´Ù. ÀÌ °á°ú´Â hiPSC À¯·¡ ¥â-cells°ú biochip¿¡¼ ¹è¾çÇÑ spheroid°¡ ÃéÀå Áúȯ ¹× ´ç´¢º´ÀÇ ¸ðµ¨°ú Ç×´ç´¢º´ ¾à¹° ½ºÅ©¸®´×¿¡ À¯¸ÁÇÔÀ» º¸¿©ÁÖ¾ú´Ù.
¡á ³í¹®¿¡¼ »ç¿ëµÈ Takara °ü·Ã Á¦Ç° ¾Ë¾Æº¸±â
Cellartis¢ç hiPS Beta Cells (from ChiPSC12) Kit (Code Y10100) --- Á¤»óÀ¯ÀüÀÚ
Cellartis¢ç hiPS Beta Cells (from ChiPSC22) Kit (Code Y10106) --- ´ç´¢º´ Ãë¾à ´ë¸³À¯ÀüÀÚ HLA-A*0201 º¸À¯
- hiPSC·ÎºÎÅÍ ºÐÈµÈ ÃéÀå ¥â ¼¼Æ÷
(hiPSC -> definitive endoderm -> pancreatic endoderm -> endocrine progenitor -> ¥â cell)
- ¼º¼÷ÇÑ ÃéÀå ¥â ¼¼Æ÷ ¸¶Ä¿ ¹ßÇö: Insulin, C-peptide, MAFA, UCN3, NKX6.1, PDX1 µî
- Glucose³ª incretin ÀÇÁ¸ÀûÀÎ Àν¶¸° ºÐºñ ´É·Â º¸À¯
- È°¿ë ¿¹: ÃéÀå ¥â ¼¼Æ÷ ±â´É Çؼ®, ´ç´¢º´/Áúº´¸ðµ¨, Àν¶¸° ºÐºñ¿Í Á¶Àý¿¡ °ü¿©ÇÏ´Â ¹°Áú screening
- ½Å¾à °³¹ß ¸ðµ¨·ÎÀÇ È°¿ë ¿¹ - GPCR Á¶Àý ¾à¹° °³¹ß
: ´ë¸³ À¯Àü ÇüÁúÀÇ Â÷ÀÌ¿¡ µû¸¥ GPCR Á¶Àý ¾à¹° (Exenatide, Acetylcholine, 4-CMTB) ¹ÝÀÀ¼º Â÷ÀÌ
¡á Takara Á¦Ç°À» ÀÌ¿ëÇÑ method ¹Ì¸®º¸±â
- Cell source
ChiPSC12·ÎºÎÅÍ ºÐÈµÈ stage 1ÀÇ ÃéÀå ¥â ¼¼Æ÷¸¦ ´ÙÄ«¶ó¹ÙÀÌ¿À¢ß·ÎºÎÅÍ Á¦°ø ¹Þ¾Ò´Ù. hiPSC À¯·¡ ¥â-cellsÀº Á¦Á¶»ç°¡ Á¦°øÇÏ´Â Cellartis
¢ç hiPS Beta Cell Media Kit (Code Y10108)·Î ¹è¾çÇØ Àν¶¸°À» »ý»êÇÏ´Â ¼¼Æ÷·Î ºÐȽÃÄ×´Ù.
- 2D Petri pancreatic ¥â-cell culture protocol
Cellartis
¢ç Beta Cell Coating (Code Y10103)À» ÀÌ¿ëÇØ 24 well plate¸¦ ÄÚÆÃÇÑ ÈÄ, 37 ¡ÆC¿¡¼ º¸°üÇÏ¿´´Ù. 1½Ã°£ ÈÄ ÄÚÆà ¿ë¾×À» Á¦°ÅÇÏ°í, 500 §¡ÀÇ ¹è¾ç ¹èÁö (Cellartis
¢ç Beta Cell Basal Medium; Code Y10104), Cellartis
¢ç Beta Cell Basal Medium; Code Y10105)¸¦ °¢ well¿¡ ºÐÁÖÇß´Ù. °¢ ¼¼Æ÷´Â 2 X 10
5 cells/§²ÀÇ density·Î seedingµÇ¾úÀ¸¸ç, 5% CO
2, 37 ¡ÆC Á¶°Ç¿¡¼ ¹è¾çµÇ¾ú´Ù. ¹è¾ç ¹èÁö´Â ÃÑ 12ÀÏ °£ ¸ÅÀÏ ±³Ã¼ÇÏ¿´À¸¸ç, ¹è¾ç 12ÀÏ Â÷ºÎÅÍ 15ÀÏ Â÷¿¡´Â assay¿ë ¹è¾ç ¹èÁö (Cellartis
¢ç Beta Cell Supplement; Code Y10102), Cellartis
¢ç Beta Cell Basal Medium; Code Y10105)·Î ±³Ã¼ÇÏ¿´´Ù.