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Home > ÀüÁ¦Ç°º¸±â > ¼¼Æ÷¤ýÀ¯ÀüÀÚ Ä¡·á ¿¬±¸ > Overview > Application - RetroNectinÀ» ÀÌ¿ëÇÑ T-cell È®´ë¹è¾ç

Application - RetroNectinÀ» ÀÌ¿ëÇÑ T-cell È®´ë¹è¾ç

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RetroNectin¢ç (Code T100A/B, T201)ÀÇ co-stimulationÀ» ÀÌ¿ëÇÑ T-lymphocytes (T-cells, CAR-T Cell) È®´ë ¹è¾ç

RetroNectinÀº Lenti/Retrovirus vector¸¦ Æ÷À¯·ù ¼¼Æ÷¿¡ µµÀÔÇÏ´Â ¡±À¯ÀüÀÚ µµÀÔ¡± È¿À²À» Áõ°¡½ÃÅ°±â À§ÇÑ ¸ñÀûÀ¸·Î ³Î¸® È°¿ëµÇ°í ÀÖÀ¸¸ç, ¶ÇÇÑ T-cellÀÇ È®´ë¹è¾ç¿¡µµ È¿°ú°¡
ÀÖ´Â °ÍÀ¸·Î È®ÀεǾú´Ù.

ÀϹÝÀûÀ¸·Î T-cell È®´ë¹è¾çÀº anti-CD3 antibody ¹× Interleukin-2 (IL-2)¸¦ ÷°¡ÇÏ¿© ½Ç½ÃÇÑ´Ù. ÀÌ ¶§, RetroNectinÀ» Ãß°¡ÇÏ¸é ±âÁ¸ ¹æ¹ý ´ëºñ È®´ë¹è¾ç È¿À²À» Å©°Ô Áõ°¡½Ãų ¼ö ÀÖ´Ù. ÀÌ·¯ÇÑ ¹æ¹ýÀ¸·Î È®´ë¹è¾çµÈ T-cell Áý´Ü¿¡´Â ¹ÌºÐÈ­ ¼¼Æ÷ÀÎ Naive T-cellÀÇ ºñÀ²ÀÌ ³ôÀ¸¸ç, ÀÌ°ÍÀº Antigen-presenting cell (APC)¿¡ ÀÇÇØ ¼¼Æ÷µ¶¼º T-cell (Cytotoxic T-cell)·Î ºÐÈ­ÇÏ´Â
´É·ÂÀ» °¡Áø´Ù.

¡Ø RetroNectinÀ» ÀÌ¿ëÇÑ lymphocyte È®´ë¹è¾çÀ» ¿¬±¸ ÀÌ¿ÜÀÇ ¸ñÀûÀ¸·Î ½Ç½ÃÇÏ´Â °æ¿ì¿¡´Â ´ÙÄ«¶ó¹ÙÀÌ¿À¿Í º°µµÀÇ ¶óÀ̼¾½º °è¾àÀ» ü°áÇØ¾ß ÇÕ´Ï´Ù.

°¡½º Åõ°ú¼º culture bagÀ» ÀÌ¿ëÇÑ ¹è¾ç ½Ã½ºÅÛ¿¡¼­ RetroNectinÀÇ co-stimulationÀ» ÀÌ¿ëÇÑ T-cell È®´ë ¹è¾ç

[Culture Schedule°ú ¹æ¹ý]



ù°³¯ (Day 0)

Step 1) CultiLife¢â 215 Culture bag (Code FU0005)¿¡ Anti-CD3 mAb GMP grade (Code T210)¿Í RetroNectinÀ» ÄÚÆà (Day 0)
- Anti-CD3 Ç×ü (OKT3) (5 §¶/§¢)¿Í RetroNectin (25 §¶/§¢)ÀÌ Æ÷ÇÔµÈ PBS solution 30 §¢¸¦ CultiLife 215 Culture bag (Code FU0005)¿¡ Àü·® ÷°¡ÇÑ´Ù.
¡Ø OKT3°ú RetroNectinÀÇ ÄÚÆÿ¡´Â CultiLife¢â 215À» »ç¿ëÇϸç, GT-T610 (CultiLife¢â Eva) Culture bag (Code FU0010)Àº ÄÚÆà ¸ñÀûÀ¸·Î »ç¿ëÇÒ ¼ö ¾ø´Ù.
- 37¡É, CO2Á¶°ÇÇÏ¿¡¼­ 2 ~ 5 ½Ã°£ µ¿¾È ÄÚÆà ÈÄ Culture bag ¾ÈÀÇ ¿ë¾×À» Àü·® Á¦°ÅÇÑ´Ù.
- PBS 30 §¢¸¦ ÀÌ¿ëÇÏ¿© culture bagÀ» ¼¼ ¹ø ¼¼Ã´ÇÑ´Ù. (¸¶Áö¸· PBS´Â ¼¼Æ÷ ÷°¡ Á÷Àü¿¡ Á¦°ÅÇÑ´Ù.)

Step 2) Peripheral blood mononuclear cells (PBMCs) ÷°¡
- PBMCs 3 ¡¿ 107 cells¸¦ 0.5~5 %ÀÇ Ç÷û ¶Ç´Â Ç÷ÀåÀÌ Æ÷ÇÔµÈ GT-T551 Culture medium (Code WK551S) 30~50 §¢¿¡ ÇöŹÇÑ´Ù.
¡Ø GT-T551 media¸¦ »ç¿ëÇÏ´Â °æ¿ì, ÀϹÝÀûÀ¸·Î 0.5~1 %ÀÇ Ç÷û ¶Ç´Â Ç÷ÀåÀ» ÷°¡ÇÑ´Ù.
- PBMCs ÇöŹ¾×¿¡ IL-2¸¦ ÷°¡ÇÑ´Ù (ÃÖÁ¾ ¹è¾ç¾×¿¡ 200 ~ 1,000 U/§¢ ³óµµ·Î ÷°¡).
- Step (1)ÀÇ RetroNectin°ú anti-CD3¸¦ ÄÚÆÃÇÑ CultiLife¢â 215¿¡ IL-2ÀÌ Æ÷ÇÔµÈ PBMCs ÇöŹ¾×À» Àü·® ÷°¡ÇÑ´Ù.
- ÃÖÁ¾ volumeÀÌ 200~300 §¢ÀÌ µÇµµ·Ï Culture bag¿¡ media¸¦ ÷°¡ÇÑ´Ù.
- 37¡É, 5% CO2¿¡¼­ ¹è¾çÇÑ´Ù.



Step 3) Passage (Day 4)
- CultiLife¢â 215ÀÇ ¼¼Æ÷ÀÇ ÀϺΠ¶Ç´Â Àü·®À» GT-T610 (CultiLife¢â Eva)·Î ¿Å±ä´Ù
¡Ø ¹è¾çµÈ PBMCs´Â RetroNectin¿¡ ÀÇÇØ culture bag¿¡ °­ÇÏ°Ô °áÇյǾî ÀÖÀ¸¹Ç·Î, ¾Æ·¡ÀÇ ±×¸²°ú °°ÀÌ ¾ç¼ÕÀ¸·Î ¾Õ, µÚ ¾à 50ȸ Èçµé¾î ¼¼Æ÷¸¦ culture bag¿¡¼­ ºÐ¸®½Ãų ¼ö ÀÖ´Ù.



¡Ø CultiLife¢â 215 culture bag¿¡¼­ ¼¼Æ÷°¡ ºÐ¸®µÇ¾ú´ÂÁö Çö¹Ì°æÀ¸·Î È®ÀÎÇÒ ¼ö ÀÖ´Ù.
- ÀûÁ¤·®ÀÇ IL-2 (200 ~ 1,000 U/§¢)°¡ Æ÷ÇÔµÈ ¹èÁö¸¦ ÷°¡ÇÑ´Ù.
¡Ø GT-T610 (CultiLife¢â Eva) bagÀÇ ÃÖ´ë volumeÀº 1,000 §¢ÀÌ´Ù.
- 37¡É, 5% CO2¿¡¼­ ¹è¾çÇÑ´Ù.
- ¼¼Æ÷ Áõ½Ä¿¡ µû¶ó ÀûÀýÈ÷ ¹èÁö¸¦ ÷°¡, passageÇϸ鼭 GT-T610 (CultiLife¢â Eva)ÀÇ ¼ö¸¦ ´Ã·Á 10~14ÀÏ°£ ¹è¾çÇÑ´Ù.

Step 4) Harvest (Day 10~14)
- GT-T610 (CultiLife¢â Eva)¿¡¼­ È®´ë ¹è¾çµÈ PBMCs ¼¼Æ÷¸¦ centrifuge µîÀÇ ¹æ¹ýÀ¸·Î ȸ¼öÇÑ´Ù.



¡ØÂü°í ÀÚ·á

 

Day 0

Day 4

Day 7

Day 10

PBMCs number

3 x 107 cells

 

 

 

Culture volume

300 §¢

500 §¢ x 5*3

1,000 §¢ x 5*4

 

Culture area

215 cm2*1

640 cm2*2 x 5

 

CultiLife 215 x 1

GT-T610(CultiLife Eva) x 5

Harvest


*1 CultiLife¢â 215ÀÇ ¹è¾ç ¸éÀûÀº 215 §¯2 ÀÔ´Ï´Ù.
*2 GT-T610ÀÇ ¹è¾ç ¸éÀûÀº 640 §¯2 ÀÔ´Ï´Ù.
*3 Day4ÀÇ ¼¼Æ÷ ³óµµ°¡ 4 ¡¿ 105 cells/§¢ ¹Ì¸¸ÀÏ ¶§, Day 5¿¡ passageÇÕ´Ï´Ù.
   Day4¿¡ ¼¼Æ÷ ³óµµ°¡ Àû¾îµµ 5 ¡¿ 104 cells/§¢ ÀÌ»óÀÏ ¶§ passageÇÕ´Ï´Ù.
*4 À̶§´Â ¼¼Æ÷ ³óµµ°¡ 5 ¡¿ 105 cells/§¢ ÀÌ»óÀÏ ¶§ passageÇÕ´Ï´Ù.

[°Ç°­ÇÑ »ç¶÷ÀÇ PBMCs È®´ë ¹è¾ç ¿¹]

<½ÇÇè ¹æ¹ý>

½ÇÇè µ¿ÀǸ¦ ¾òÀº °Ç°­ÇÑ µÎ ±âÁõÀÚÀÇ Ç÷¾× 50 §¢·ÎºÎÅÍ PMBC¿Í Ç÷Àå (plasma)¸¦ ºÐ¸®Çß´Ù. RetroNectin (RN)À¸·Î co-stimulationÀ» ÀÌ¿ëÇÑ T-cell È®´ë¹è¾çÀÇ È¿°ú¸¦ È®ÀÎÇϱâ À§ÇØ
¼³¸íµÈ ¹æ¹ýÀ¸·Î ½ÇÇèÀ» ÁøÇàÇÏ¿´°í, 0.6% Heat-inactivated plasma¸¦ Æ÷ÇÔÇÑ GT-T551 culture media¸¦ Day 0°ú Day 4¿¡ »ç¿ëÇÏ¿´´Ù.



<°á°ú>

Anti-CD3 Ç×ü¸¸ »ç¿ëÇÑ °Í°ú RetroNectin°ú anti-CD3¸¦ µ¿½Ã¿¡ »ç¿ëÇÑ °ÍÀ» ºñ±³Çϸé, RetroNectinÀ» µ¿½Ã¿¡ »ç¿ëÇÏ¿© ¹è¾çÇÑ PBMCs°¡ 1.5¹è ÀÌ»ó È®´ë ¹è¾çµÇ¾úÀ¸¸ç,
Naive T-cellÀÇ ºÐÆ÷µµ ³ôÀº °ÍÀ» È®ÀÎ ÇÒ ¼ö ÀÖ¾ú´Ù.

Related Products

Code

Á¦Ç°¸í

Size

T100A

RetroNectin¢ç (Recombinant Human Fibronectin Fragment)

0.5 mg (0.5 ml)

T100B

RetroNectin¢ç (Recombinant Human Fibronectin Fragment)

2.5 mg (2.5 ml)

T201

RetroNectin¢ç GMP grade

2.5 mg

FU0005

CultiLife¢â 215 Culture bag

10 pcs

FU0010

GT-T610 (CultiLife¢â Eva) Culture bag

10 pcs

WK551S

GT-T551 Culture medium, 1L Bottle

1,000 ml

T210

Anti-CD3 mAb GMP grade

1.0 mg/1.0 ml