- ´Ù°ø¼º ½ºÆÝÁö·Î ºü¸£°í È¿°úÀûÀ¸·Î lentivirus transduction È¿À² Áõ´ë 
- ½ºÆÝÁö Çϳª·Î 24  well plate Å©±âÀÇ 1 well¿¡¼ 105~107  cell¿¡ transduction °¡´É 
- Spinoculation°ú polybreneÀ» »ç¿ëÇÏÁö ¾Ê¾Æ ¼¼Æ÷ ¼Õ»óÀÌ ÀûÀ½ 
- TransductionÀÌ ¾î·Á¿î primary cell ¹× ´Ù¾çÇÑ cell-line¿¡  Àû¿ë °¡´É 
- ÀÛÀº reaction  volumeÀ¸·Î ¼Ò·®ÀÇ ¹ÙÀÌ·¯½º·Îµµ ½ÇÇè °¡´É 
Á¦Ç°¼³¸í
    
		Lenti-X¢â Transduction Sponge´Â ´Ù°ø¼º alginate (¾Ë±ä»ê)·Î ±¸¼ºµÈ ½ºÆÝÁö·Î °£ÆíÇÏ°Ô lentivirus transductionÀ»  ÃËÁøÇÑ´Ù. ½ºÆÝÁöÀÇ ´Ù°ø¼º microfluidics ±¸Á¶´Â  ¼¼Æ÷¿Í lentivirus°£ ¹°¸®Àû °Å¸®¸¦ Á¼Çô spinoculationÀ̳ª chemical enhancer (e.g. Polybrene) ¾øÀ̵µ ¼¼Æ÷ µ¶¼ºÀ» ÃÖ¼ÒÈÇÏ¸é¼ ºü¸¥ ½Ã°£ ¾È¿¡  È¿°úÀûÀ¸·Î transductionÀ» ÁøÇàÇÑ´Ù. 24 well plate  Å©±âÀÇ ½ºÆÝÁö´ç Çѹø¿¡ 105~107 cellÀ»  transductionÇÒ ¼ö ÀÖÀ¸¸ç º°µµÀÇ microfluidics ±â±â  ¾øÀÌ ÇüÁúµµÀÔÀÌ ¾î·Á¿î cell-line (ºÎÂøÇü, ºÎÀ¯Çü  ¼¼Æ÷ ¸ðµÎ °¡´É) ¹× primary cell µî ´Ù¾çÇÑ ¼¼Æ÷¿¡  transductionÀ» ÁøÇàÇÒ ¼ö ÀÖ´Ù.
    
	cell handlingÀÌ ÂªÀº °£ÆíÇÑ workflow, Mix-Drop-Spin
	
	   
		±×¸² 1. Lenti-X¢â Transduction Sponge workflow
		  1. Ÿ°Ù  ¼¼Æ÷¿Í lentivirus¸¦ È¥ÇÕ (ÃÑ ºÎÇÇ ÃÖ´ë 150 §¡).
		  2. ½ºÆÝÁö¸¦  24well plate·Î well´ç 1°³¾¿ ¿Å±â°í 1¹øÀÇ mixture¸¦  ½ºÆÝÁö À§·Î dropwise ¹æ½ÄÀ¸·Î ÷°¡ ¹× Èí¼ö.
		  3. 37 ¡ÉÀÇ CO2 ÀÎÅ¥º£ÀÌÅÍ¿¡¼ 1½Ã°£µ¿¾È incubation ÈÄ well¿¡  ¹èÁö¸¦ Ãß°¡·Î 1 §¢ ÷°¡, ÀÌÈÄ ÀÎÅ¥º£ÀÌÅÍ¿¡¼ 16~24½Ã°£ ¹è¾ç.
		  4. ´ÙÀ½³¯  ¹èÁö¿Í ½ºÆÝÁö¸¦ ¸ðµÎ 15 §¢ Æ©ºê·Î ¿Å±â°í Release  Buffer 1 §¢¸¦ ÷°¡ ÈÄ ¿ø½ÉºÐ¸®ÇÏ¿© ½ºÆÝÁö¸¦ ¿ëÇØ, ¿ëÇØ ÈÄ ¹æÃâµÈ ¼¼Æ÷¸¦ PBS·Î 2ȸ wash.
		  5. TransductionµÈ ¼¼Æ÷¸¦ »õ culture vessel·Î À̵¿ ÈÄ  ¹è¾ç.
		  
		  ±×¸² 2. Lenti-X¢â Transduction Sponge¿Ü°ü ¹× »ç¿ë¹ý 
		  A: Á¦Ç°  »çÁø (°³º° Æ÷ÀåµÈ ½ºÆÝÁö 24°³)
		  B: ´Ù°ø¼º  ½ºÆÝÁöÀÇ È®´ë»çÁø (150¹è), 20~300 §ÀÇ microfluidics ±¸Á¶ 
		  C: ÇɼÂÀ¸·Î  ½ºÆÝÁö¸¦ 24 well plate·Î ¿Å±â´Â °úÁ¤ 
		  D: ½ºÆÝÁö¿¡  ¼¼Æ÷¿Í ¹ÙÀÌ·¯½º mixture¸¦ ÷°¡ÇÑ µÚ 1½Ã°£ µ¿¾È incubationÇÏ´Â °úÁ¤ 
		  ÆÐ³Î E: Transduction (16~24½Ã°£ incubation)ÈÄ ½ºÆÝÁö¸¦ 15 §¢ Æ©ºê·Î ¿Å±â´Â °úÁ¤
	
	Lenti-X Transduction Sponge Àû¿ë cell types
	
		º» Á¦Ç°ÀÇ ÀåÁ¡Àº ÀϹÝÀûÀ¸·Î »ç¿ëµÇ´Â cell line ¹× hard-to-transductionÇÑ primary cell¸¦ Æ÷ÇÔÇÏ¿© ´Ù¾çÇÑ ¼¼Æ÷ À¯Çü¿¡ Àû¿ëÇÒ ¼ö ÀÖ°í µ¿ÀÏÇÑ ÇÁ·ÎÅäÄÝÀ» °£ÆíÇÏ°Ô Àû¿ëÇÒ ¼ö ÀÖ´Ù´Â °ÍÀÌ´Ù.
		
		  
			| Species | Origin/tissue    type | Cell type | Test ±â°ü  | 
		  
			| Human | B-cell lymphoma | Raji | TBUSA | 
		  
			| Human | Cord blood | CD34+ HSC (primary) | TBUSA & ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Human | Embryonic kidney | HEK-293T | ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Human | Foreskin | BJ | TBUSA | 
		  
			| Human | Hepatocyte carcinoma | HepG2 | TBUSA | 
		  
			| Human | Monocyte | THP-1 | TBUSA & ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Human | Monocyte | U937 | TBUSA | 
		  
			| Human | Myeloid leukemia | K562 | TBUSA | 
		  
			| Human | Myoblast | C2C12 | TBUSA | 
		  
			| Human | PBMC | CD3+ T cell (primary) | TBUSA and TBJapan | 
		  
			| Human | PBMC | LCL | ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Human | PBMC | NK (primary) | TBUSA | 
		  
			| Human | Retinal pigment epithelial | RPE-1 | TBUSA | 
		  
			| Human | Sarcoma line | HT1080 | TBUSA & ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Human | T cell | Jurkat | TBUSA | 
		  
			| Human | T lymphoblast | CCRF-CEM | TBUSA | 
		  
			| Mouse | Breast | 4T1 | ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Mouse | Fibroblast | Wehi-13 | TBUSA | 
		  
			| Mouse | Hematopoietic stem | LSK cell | ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Mouse | Mast cell | 11PO-1 | TBUSA | 
		  
			| Mouse | Pancreas | Beta TC-6 | ¿ÜºÎ Çù·Â¾÷ü  | 
		  
			| Mouse | T cell | EL-4 | TBUSA | 
		
	½ÇÇè µ¥ÀÌÅÍ
	
		 
		 ±×¸² 3. Lenti-X¢â Transduction SpongeÀº ´Ù¾çÇÑ cell¿¡¼ spinoculation (with polybrene)°ú  µ¿µîÇϰųª ´õ È¿°úÀûÀÎ transductionÀÌ °¡´É.
		  A: 1 X 106 Jurkat  ¼¼Æ÷¿¡ spinoculation°ú  Lenti-X¢â Transduction Sponge ¹æ¹ýÀ¸·Î ZsGreen1À»  ¹ßÇöÇÏ´Â lentivirus¸¦ MOI 0, 1, 5, 10·Î  transductionÇÑ °á°úÀÌ´Ù. SpinoculationÀº cell plate¸¦ Polybrene 8 §¶/§¢°ú ÇÔ²² 32¡É¿¡¼ 1,400 x  g·Î 90ºÐ°£ ¿ø½ÉºÐ¸®ÇÏ¿´°í, Lenti-X¢â Transduction Sponge´Â Á¦Ç°ÀÇ »ç¿ëÀÚ¸Þ´º¾ó¿¡ µû¶ó ÁøÇàÇÏ¿´´Ù. µÎ  ¹æ¹ý ¸ðµÎ transduction 48½Ã°£ µÚ ZsGreen1ÀÇ  ¹ßÇöÀ²À» FCM (Flow Cytometry)À¸·Î ºÐ¼®ÇÏ¿© Á¤¸®ÇÏ¿´´Ù.  ±× °á°ú Lenti-X¢â Transduction Sponge°¡ spinoculation ¹æ¹ýº¸´Ù °£ÆíÇÏ°í ´õ¿í È¿°úÀûÀ̾ú´Ù.
		  B: ZsGreen1 ¹ßÇö lentivirus¸¦ ÆÐ³Î A¿Í µ¿ÀÏÇÑ ¹æ¹ýÀ¸·Î ´Ù¾çÇÑ cell line¿¡¼ transductionÇÑ °á°úÀÌ´Ù. ´Ù¾çÇÑ ¼¼Æ÷¿¡¼ Lenti-X¢â Transduction Sponge´Â spinoculation ¹æ¹ý°ú  µ¿µîÇϰųª ´õ È¿°úÀûÀ̾ú´Ù.
		  
		  ±×¸² 4. Lenti-X¢â Transduction Sponge´Â primary T cellÀÇ viability¸¦  À¯ÁöÇÏ¸é¼ transduction È¿À²À» ³ôÀÏ ¼ö ÀÖ´Ù.
		  A. Human primary T cellÀ» MHC tetramer, antiCD3/CD28-coated  bead, RetroNectin+CD3, CD3¸¦ °¢°¢ »ç¿ëÇÏ¿© Ȱ¼ºÈ½ÃÄ×°í, 48½Ã°£  µÚ CD69+ÀÇ ¹ßÇöÀ» ÃøÁ¤ÇÏ¿© Ȱ¼ºÈ Á¤µµ¸¦ ÃøÁ¤ÇÏ¿´´Ù. ÀÌÈÄ  1 x 106 °³ÀÇ È°¼ºÈµÈ ¼¼Æ÷¿¡ Lenti-X¢â  Transduction Sponge¸¦ »ç¿ëÇØ 24½Ã°£ µ¿¾È ZsGreen1À» ¹ßÇöÇÏ´Â lentivirus·Î transductionÇϰí, transduction 48½Ã°£ ÈÄ FACS·Î ZsGreen1ÀÇ ¹ßÇöÀ²À» ÃøÁ¤ÇÏ¿© %·Î Á¤¸®ÇÑ °á°úÀÌ´Ù.
		  B. Transduction 48½Ã°£ ÈÄ 7-AAD ¿°»ö°ú FACS¸¦ »ç¿ëÇØ viability¸¦ ÃøÁ¤ÇÑ °á°ú, ³ôÀº viability¸¦ È®ÀÎÇÒ ¼ö ÀÖ¾ú´Ù.
	
	º¸Á¸: 4¡É (Lenti-X¢â Transduction Sponges´Â °ÇÁ¶Á¦¿Í ÇÔ²² ÆÄ¿ìÄ¡ º¸°ü)
	³»¿ë
	
		
		  
			| Lenti-X¢â Transduction    Sponges | 24 | 
		  
			| Release Buffer | 30 §¢ | 
		  
			| Forceps | 1 | 
		
	
	°ü·ÃÁ¦Ç°
	
		- CGT ¿¬±¸¿¡ ÁÖ·Î »ç¿ëµÇ´Â cellµé¿¡ Àû¿ë °¡´ÉÇÑ  transduction enhancer: RetroNectin¢ç (Code T100A) 
		- Lentivirus ³óÃà, ÀϹݿø½ÉºÐ¸®±â·Î 1½Ã°£¸¸¿¡ 100¹è: Lenti-X¢â Concentrator (Code 631231 ¿Ü) 
		- ÀçÇö¼º ÀÖ´Â ½ÇÇèÀ» À§Çؼ´Â titrationÀÌ  ÇʼöÀÔ´Ï´Ù.
		    qPCR¹ý: Lenti-X¢â qRT-PCR Titration Kit (Code 631235) 
		    ELISA¹ý: Lenti-X¢â p24 Rapid Titer Kit (Single Wash) (Code  631476) 
		    Lateral flow¹ý Á¤·®, 10ºÐ ¿Ï¼º: Lenti-X¢â GoStix¢â Plus (Code 631280)