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Home > Learning center > RetroNectin > ½ÇÇè °¡À̵å > T-cell È®´ë¹è¾ç ¼Ö·ç¼Ç

T-cell È®´ë¹è¾ç ¼Ö·ç¼Ç

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CAR-T cell ¿¬±¸ °³¹ß ¹× T cell ºÐÈ­½ÇÇèÀ» À§ÇÑ »õ·Î¿î T cell È®´ë¹è¾ç Solution

  • Naive T cell ºñÀ²ÀÌ ³ôÀº È®´ë¹è¾ç¹ý - NaiveÇÑ T-cellÀÇ ºñÀ²ÀÌ ³ôÀº ¹æ¹ý
  • °£´ÜÇÑ ÇÁ·ÎÅäÄÝ - 2ÁÖ¸é ¿Ï¼ºµÇ´Â °£´ÜÇÑ T-cell È®´ë¹è¾ç¹ý

Introduction
T lymphocyte (T cells)´Â Ç׿ø¿¡ ´ëÇÑ Æ¯ÀÌÀûÀÎ ¸é¿ª¹ÝÀÀ¿¡¼­ ÁÖ¿äÇÑ ¿ªÇÒÀ» ÇÏ¿© ¹ÙÀÌ·¯½º¿¡ °¨¿°µÈ ¼¼Æ÷³ª ¾Ç¼º ¼¼Æ÷ µîÀ» ÀνÄÇÏ¿© Á÷Á¢ Á×ÀÌ´Â ¿ªÇÒÀ» ÇÑ´Ù. ÀÌ·¯ÇÑ ¼¼Æ÷´Â Ç÷¾×¿¡¼­ ºÐ¸®µÇ¾î ex vivo¿¡¼­ ¹è¾çÇϸé cancer therapy (¿¹. in adoptive cell therapy with chimeric antigen receptors)¿¡ »ç¿ëµÉ ¼ö ÀÖÀ¸³ª À¯ÀüÀûÀ¸·Î Á¶ÀÛÇϰųª Ä¡·á¿¡ »ç¿ëÇÒ ¸¸Å­ È®´ë¹è¾ç ÇÏ´Â °Í¿¡ ¾î·Á¿òÀÌ ÀÖ´Ù.

in vitro¿¡¼­ T-cell È®´ë¹è¾çÀº interleukin 2 (IL-2) ¼ºÀåÀÎÀÚ¿Í anti-CD3 monoclonal antibody (OKT3 clone)¸¦ °°ÀÌ »ç¿ëÇÏ´Â °ÍÀ¸·Î È¿À²À» ³ôÀÏ ¼ö ÀÖ´Ù. À̶§ CD3 pathwayÀÇ activationÀº T-cellÀÌ IL-2¿¡ ¹Î°¨ÇÏ°Ô ¹ÝÀÀÇϵµ·Ï ¸¸µé¾î ¼¼Æ÷ºÐ¿­À» À¯µµÇÑ´Ù. ¶ÇÇÑ, anti-CD3´Â T-cell Ç¥¸é¿¡ CD3 complex¿Í °ü·ÃµÈ receptor¸¦ Æı«ÇÏ¿© antigen receptor¸¦ È°¼ºÈ­½ÃŲ´Ù (Tsoukas et al. 1985). À̶§ IL-2, anti-CD3 antibody¿Í ÇÔ²² RetroNectin¢çÀ» »ç¿ëÇϸé VLA-4, VLA-5 integrinÀ» ÀÚ±ØÇؼ­ CD8+ T-cellÀÇ È®´ë¹è¾çÀ» ÃËÁøÇÏ°í, T cellÀÇ multifunctionality¿Í in vivo memory Çü¼ºÀ» ÃËÁøÇÑ´Ù (Hosoi et al. 2014). µû¶ó¼­ RetroNectin¢çÀ» »ç¿ëÇϸé PBMC (peripheral blood mononuclear cells)·ÎºÎÅÍ naiveÇÑ CD8+ T cellÀ» ´õ ¸¹ÀÌ È®´ë¹è¾çÇÒ ¼ö ÀÖ°í, À¯ÀüÀûÀ¸·Î º¯ÇüµÈ T-cellÀÇ È®´ë¹è¾ç È¿À²À» ³ôÀÌ°í º¯ÇüµÈ À¯ÀüÀÚÀÇ Áö¼Ó¼ºÀ» ³ôÀÏ ¼ö ÀÖ´Ù (Yu et al. 2008).

RetroNectin¢ç Recombinant Human Fibronectin Fragment (Code T100A/T100B)¿Í RetroNectin¢ç GMP grade (Code T202)´Â lentivirus ¶Ç´Â retrovirusÀÇ transduction enhancer·Î transduction È¿À²ÀÌ ³·Àº cell¿¡ Àû¿ëÇϱâ À§ÇØ ¸¹ÀÌ »ç¿ëµÇ°í ÀÖ´Ù. ÀÌ ÄÁÅÙÃ÷¿¡¼­´Â transduction enhancer ÀÌ¿Ü PBMC·ÎºÎÅÍÀÇ NaiveÇÑ T-cellÀ» ³ôÀº ºñÁßÀ¸·Î ¹è¾çÇÒ ¼ö ÀÖ´Â È®´ë¹è¾ç application¿¡ ´ëÇØ ¾È³»ÇÑ´Ù.


±×¸² 1. T-cellÀÇ ÃßÃâ ¹× ¿¬±¸°úÁ¤

´ÙÄ«¶óÄÚ¸®¾Æ T-cell È®´ë¹è¾ç °ü·ÃÁ¦Ç°

Code

Á¦Ç°¸í

¿ë·®

³ôÀº Naive T cell ºñÀ², È¿À²ÀûÀÎ T cellÀÇ È®´ë¹è¾ç solution

T100A

RetroNectin¢ç (Recombinant Human Fibronectin Fragment)

0.5 §· (0.5 §¢)

T100B

RetroNectin¢ç (Recombinant Human Fibronectin Fragment)

2.5 §· (2.5 §¢)

T110A

RetroNectin¢ç Dish (RetroNectin Pre-coated Dish, 35 mm¥õ)

10 dishes

GMP grade·Î ÀÓ»ó½ÇÇè¿¡ Àû¿ë °¡´ÉÇÑ RetroNectin¢ç

T202

RetroNectin¢ç GMP grade (Recombinant Human Fibronectin Fragment CH-296)

2.5 §· (2.5 §¢)

ÀÓ»ó Àû¿ëÀÌ °¡´ÉÇÑ GMP gradeÀÇ Anti-CD3 antibody

T210

Anti-CD3 mAb GMP grade

1.0 §· (1.0 §¢)

°¡½º Åõ°ú¼º ¼¼Æ÷¹è¾ç bagÀ¸·Î flask ¹è¾ç ´ëºñ È¿À²ÀûÀÎ ¼¼Æ÷ ¹è¾ç °¡´É

FU0005

CultiLife¢â 215 Culture bag

10 ¸Å

FU0010

GT-T610 (CultiLife¢â Eva) Culture bag

10 ¸Å

Xeno-Free, Serum-FreeÀÇ T cell ¹è¾ç¹èÁö

WK552S

LymphoONE¢â T-Cell Expansion Xeno-Free Medium, 1L Bottle

1,000 §¢


Solution 1. T cell È®´ë¹è¾çÀÇ »õ·Î¿î Solution
RetroNectin¢ç Recombinant Human Fibronectin Fragment (Code T100A/B)
  • ±âÁ¸ÀÇ È®´ë¹è¾ç¹ý (Anti-CD3/Anti-CD28) ´ëºñ Çâ»óµÈ È®´ë¹è¾ç È¿À²*1
  • È®´ë¹è¾ç ÈÄ¿¡µµ Naive T cell ºñÀ² À¯Áö
  • CAR-T cell ¿¬±¸¿¡ ÃÖÀû: T cell¿¡ µµÀÔµÈ À¯ÀüÀÚÀÇ Àå±â°£ ¹ßÇö*1 ¹× multi-function °­È­*2
  • RetroNectin¢ç GMP grade (Code T202)À¸·Î ÀÓ»ó Àû¿ëµµ °¡´É

*1 Yu, S. S., et al. "In vivo persistence of genetically modified T cells generated ex vivo using the fibronectin CH296 stimulation method." 
   Cancer gene therapy 15.8 (2008): 508.
*2 Hosoi, Hayato, et al. "Stimulation through very late antigen-4 and-5 improves the multifunctionality and memory formation of CD8+ T cells." 
   European journal of immunology 44.6 (2014): 1747-1758.


±×¸² 2. RetroNectin¢ç (RN)À» anti-CD3¿Í IL-2¿Í °°ÀÌ »ç¿ëÇÏ¿© 4ÀÏ °£ È®´ë¹è¾çÇÑ °á°ú, ±âÁ¸ ¹æ¹ý ´ëºñ T cellÀÇ »ýÀåÀ» 1.5¹è Áõ°¡½ÃÅ°¸ç, Naive T cellÀÇ ºñÀ²µµ ³ô°Ô À¯ÁöµÇ¾ú´Ù. Peripheral blood T cellÀ» in vitro¿¡¼­ anti-CD3 antibody (OKT3 clone)¿Í IL-2¸¦ »ç¿ëÇؼ­ 10ÀÏ°£ È®´ë¹è¾ç ÇÑ °á°ú RNÀ» °°ÀÌ »ç¿ëÇÑ °æ¿ì, RNÀ» »ç¿ëÇÏÁö ¾ÊÀº °æ¿ì º¸´Ù ´ë·« µÎ¹è ´õ ¸¹Àº naive T cell (CD45RA+/CCR7+ phenotype)À» »ý»êÇÒ ¼ö ÀÖ¾ú´Ù.

Solution 2. ÇÕ¸®ÀûÀÌ°í °íÇ°ÁúÀÎ Anti-CD3 mAb GMP grade »ç¿ëÇϼ¼¿ä.
Anti-CD3 mAb GMP grade (Code T210)
  • T cell È®´ë¹è¾ç¿¡ °¡Àå ¸¹ÀÌ »ç¿ëÇÏ´Â OKT3 Clone »ç¿ë
  • RetroNectin¢ç°ú ÇÔ²² »ç¿ëÇϸé È®´ë¹è¾ç È¿À²À» ÃÖ´ë·Î Çâ»ó
  • 1 §·/§¢ÀÇ ´ë¿ë·®À¸·Î ÇÕ¸®ÀûÀÎ °¡°Ý¿¡ »ç¿ë
  • GMP grade·Î Àӻ󿬱¸¿¡ »ç¿ë °¡´É

(A) ¼¼Æ÷ Áõ½Ä·ü

(B) Ç¥ÇöÇü (CD3/CD4/CD8 ºñÀ²)

(C) K562¼¼Æ÷¿¡¼­ ¼¼Æ÷ µ¶¼º ÃøÁ¤

±×¸² 3. T cell È®´ë¹è¾ç¿¡¼­ OKT3ÀÇ ¼º´É ºñ±³. Peripheral blood mononuclear cell (PBMC)À» Anti-CD3 mAb·Î ÀÚ±ØÇϸç 5ÀÏ°£ ¹è¾çÇÏ°í, T cell ¹èÁö¿¡ ÀûÀýÈ÷ Èñ¼®Çϸ鼭 9ÀÏ°£ Ãß°¡ ¹è¾çÇÏ¿´´Ù. È®´ë¹è¾ç ÈÄ (A) ¼¼Æ÷ Áõ½Ä·ü, (B) Ç¥ÇöÇü (CD3/CD4/CD8 ºñÀ²), (C) K562¼¼Æ÷ÀÇ ¼¼Æ÷ µ¶¼º È°¼ºÀ» ºñ±³ÇÑ °á°ú, Anti-CD3 GMP gradeÀÇ Å¸»ç Á¦Ç°°ú µ¿µîÇÑ ¼º´ÉÀ» È®ÀÎÇÏ¿´´Ù.

Solution 3. ¹è¾ç¿ë±â¸¸ ¹Ù²ãµµ ¼¼Æ÷ ¹è¾ç È¿À² up!
CultiLife¢â 215 Culture bag (Code FU0005) & GT-T610 (CultiLife¢â Eva) Culture bag (Code FU0010)
  • °¡½º Åõ°ú¼º culture bagÀ¸·Î, Çöó½ºÅ© ¹è¾ç ´ëºñ ³ôÀº ¼¼Æ÷ ¹è¾ç È¿À²
  • Closed cell culture systemÀ¸·Î »ç¿ëÀÚ¿¡ ÀÇÇÑ ¿À¿° ÃÖ¼ÒÈ­
  • Åõ¸íÇÑ ÀçÁú·Î ±¤ÇÐÇö¹Ì°æÀ¸·Î ¼¼Æ÷ °üÂû °¡´É


±×¸² 4. ¹è¾ç¿ë±â¿¡ ÀÇÇÑ T cell Áõ½Ä¼Óµµ ºñ±³. Human PMBC (Peripheral blood mononuclear cell)¸¦ Anti-CD3 mAbÀÇ Á¸Àç ÇÏ¿¡¼­ 4ÀÏ°£ ¹è¾ç ÈÄ, 4Á¾·ùÀÇ T cell ¹è¾ç¹èÁö¿¡ Èñ¼®ÇÏ¿© Ãß°¡·Î 15ÀÏ°£ ¹è¾çÇÏ¿´´Ù. GT-T610 (CultiLife¢â Eva) Culture bagÀ» »ç¿ëÇÑ °á°ú, ¾î¶² ¹èÁö¸¦ »ç¿ëÇÏ¿©µµ ±âÁ¸ Çöó½ºÅ© ¹è¾çº¸´Ù ³ôÀº ¼¼Æ÷ Áõ½Ä·üÀ» º¸¿´´Ù.

Solution 4. Xeno-Free, Serum-Free T cell Àü¿ë ¹è¾ç ¹èÁö »ç¿ëÀ¸·Î, È®´ë¹è¾ç È¿À² Áõ°¡
LymphoONE¢â T-Cell Expansion Xeno-Free Medium, 1L Bottle (Code WK552S)
  • Anti-CD3 antibody¿Í IL-2ÀÇ Á¸Àç ÇÏ¿¡¼­ T cellÀÇ ³ôÀº Áõ½ÄÀ² À¯Áö
  • Xeno-Free, Serum-Free·Îµµ ³ôÀº ¼ºÀ强 À¯Áö
    (Human serum albumin (pharmaceutical-grade) ¹× recombinant human insulin Æ÷ÇÔ)
  • Endotoxin °Ë»ç¿Ï·á (endotoxin 0.3 EU/§¢ ÀÌÇÏ) ¹× mycoplasma, ¹«±Õ ½ÃÇè ¿Ï·á


±×¸² 5. ´Ù¾çÇÑ serum-free ¹è¾ç¹èÁö¸¦ »ç¿ëÇÑ T cell È®´ë¹è¾ç ºñ±³. µÎ ¸íÀÇ ±â¿©ÀÚÀÇ Ç÷¾×¿¡¼­ PBMC (Peripheral blood mononuclear cell)¸¦ ºÐ¸®ÇÏ¿© Anti-CD3 monoclonal antibody¿Í IL-2ÀÇ Á¸Àç ÇÏ¿¡ 4°¡Áö ¹èÁö¸¦ »ç¿ëÇÏ¿© (LymphoONE¢â T-Cell Expansion Xeno-Free Medium, GT-T551 (Takara), X-VIVO 15 (Lonza), AIM V (Thermo Fisher Scientific)) 4ÀÏ°£ CultiLife 215 Culture Bag¿¡¼­ ¹è¾çÇÏ¿´´Ù. ÀÌÈÄ IL-2°¡ Ãß°¡µÈ °¢ ¹èÁö¿¡ ÀûÀýÈ÷ Èñ¼® ÈÄ 10Àϵ¿¾È Ãß°¡·Î ¹è¾çÇÏ¿´´Ù. ±× °á°ú 14ÀÏ ÈÄ LymphoONE¢â ¹èÁö¿¡¼­ ¹è¾çµÈ ¼¼Æ÷°¡ ´Ù¸¥ ¼¼°¡Áö ¹èÁö¿¡¼­ ¹è¾çµÈ ¼¼Æ÷º¸´Ù ´õ¿í ³ôÀº Áõ½ÄÀ²À» º¸¿´´Ù.

Total Solution. RetroNectin¢çÀ» »ç¿ëÇÑ T-cell È®´ë¹è¾ç workflow

±×¸² 6. RetroNectin¢ç, LymphoONE¢â T-Cell Expansion Xeno-Free Medium, CultiLife¢â bag, anti-CD3 mAb¸¦ »ç¿ëÇÑ T cell È®´ë¹è¾ç ÇÁ·ÎÅäÄÝ.