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Home > Learning center > Lentivirus > ÀÚÁÖ ¹¯´Â Áú¹® > Lentivirus ½ÇÇè FAQ

Lentivirus ½ÇÇè FAQ

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Lentivirus ½ÇÇè FAQ

¾Æ·¡ÀÇ ³»¿ëÀº ÁÖ·Î ´ç»çÀÇ 4¼¼´ë Lentivirus ½Ã½ºÅÛ Lenti-X¢â Expression System (Code 632164 ¿Ü)À» »ç¿ëÇÑ °æ¿ì¿¡ ´ëÇÑ ÀϹÝÀûÀÎ ³»¿ëÀÔ´Ï´Ù.

Q1. HIV-1 À¯·¡ÀÇ lentivirus¿¡¼­ insertÀÇ ÃÖ´ë size´Â ¾ó¸¶Àΰ¡¿ä?
Wild typeÀÇ lentivirus´Â ¾ç ¸»´ÜÀÇ LTRÀ» Æ÷ÇÔÇÏ¿© ¾à 9.6 kbÀÇ genomeÀ» °¡Áý´Ï´Ù. ÀΰøÀûÀ¸·Î ±¸ÃàµÈ genomeÀÌ wild typeº¸´Ù Å©´Ù¸é viral particleÀÌ ºÒ¾ÈÁ¤ÇØÁ® viral titer°¡ ±Þ°ÝÇÏ°Ô ÀúÇϵ˴ϴÙ. Lenti-X¢â Expression System (Code 632164 ¿Ü)°ú °°Àº ÀçÁ¶ÇÕ lentivirus´Â ºÒÇÊ¿äÇÑ viral genomeÀ» Á¦°ÅÇÏ°í selection marker³ª, Çü±¤´Ü¹éÁú À¯ÀüÀÚ µî À¯¿ëÇÑ ¼­¿­·Î ´ëüµÇ¾î ÀÖÀ¸¸é¼­ ¸ñÀûÀ¯ÀüÀÚ (GOI) »ðÀÔÀ» À§ÇÑ ÃæºÐÇÑ ¿ë·®(size capacity)À» È®º¸ÇÏ°í ÀÖ½À´Ï´Ù.
¸ðµç pLVX vector´Â °¢±â ´Ù¸¥ ±â´ÉÀ» °¡Áø À¯ÀüÀÚ¸¦ Æ÷ÇÔÇÏ°í Àֱ⠶§¹®¿¡ »ðÀÔ °¡´ÉÇÑ À¯ÀüÀÚÀÇ Å©±â°¡ ´Ù¸¨´Ï´Ù. pLVX vector¿¡ »ðÀÔ °¡´ÉÇÑ À¯ÀüÀÚ ÃÖ´ë Å©±â´Â °¢ Á¦Ç°ÀÇ vector mapÀ» È®ÀÎÇÏ¿© °è»ê °¡´ÉÇϸç, wild typeÀÇ lentivirus genome »çÀÌÁîÀÎ 9.7 kb¿¡¼­ º¤ÅÍÀÇ 3¡¯ LTR À§Ä¡¸¦ »« °ªÀÌ »ðÀÔ °¡´ÉÇÑ ÃÖ´ë À¯ÀüÀÚÀÇ ±æÀÌÀÔ´Ï´Ù (5¡¯ LTRÀº º¤ÅÍÀÇ ½ÃÀÛÁöÁ¡ ÀÔ´Ï´Ù.).

<¿¹½Ã>
  • pLVX-Puro vector (#632164 ±¸¼ºÇ°) : Vector map¿¡¼­ 3¡¯ LTRÀº 5.4 kb¿¡ À§Ä¡ÇÔÀ¸·Î ÃÖ´ë 4.3 kbÀÇ ¸ñÀûÀ¯ÀüÀÚ (GOI)¸¦ »ðÀÔÇÒ ¼ö ÀÖ½À´Ï´Ù (9.7 kb - 5.4 kb = 4.3 kb).
  • pLVX-IRES-tdTomato (Code 631238) : Vector map¿¡¼­ 3¡¯ LTRÀº 6.3 kb¿¡ À§Ä¡ÇÔÀ¸·Î ÃÖ´ë 3.4 kbÀÇ ¸ñÀûÀ¯ÀüÀÚ (GOI)¸¦ »ðÀÔÇÒ ¼ö ÀÖ½À´Ï´Ù (9.7 kb - 6.3 kb = 3.4 kb).

Q2. ´ç»çÀÇ Lenti-X¢â ½Ã¸®ÁîÀÇ expression vector¿Í wild typeÀÇ HIV-1Àº ¾î´À Á¤µµÀÇ À¯»ç¼ºÀ» °¡Áö°í ÀÖ³ª¿ä?
¾à 25%ÀÇ À¯»ç¼ºÀ» °¡Áö°í ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, pLVX-Puro vector (#632164 ±¸¼ºÇ°)´Â wild-typeÀÇ HIV-1 genome (9,719 bp)°ú ºñ±³ÇÏ¿© ¾à 2,430 bpÀÇ ¿¬¼ÓµÇ´Â À¯»ç ¼­¿­À» Æ÷ÇÔÇÏ°í ÀÖ½À´Ï´Ù.

Q3. Lentivirus¿¡ insert¸¦ cloning½Ã ³» ¸ñÀûÀ¯ÀüÀÚ (GOI)¿¡ internal poly(A) signalÀ» Æ÷ÇÔ½ÃÄÑ¾ß Çϳª¿ä?
¾Æ´Ï¿À. lentivirusÀÇ expression vector´Â 3' LTR ºÎÀ§¿¡ Àü»çÁ¾°áÀÎÀÚ°¡ Á¸ÀçÇϱ⠶§¹®¿¡ GOI ¶Ç´Â selection markerÀÇ gene expression cassette¿¡´Â poly(A) signalÀ̳ª ±× ¾î¶°ÇÑ Àü»çÁ¾°á¼­¿­ (transcription termination signal)À» Æ÷ÇÔ½ÃÄѼ­´Â ¾ÈµË´Ï´Ù. ¸¸¾à, Lentiviral constructÀÇ Áß°£¿¡ Àü»çÁ¾°á¼­¿­ÀÌ Æ÷ÇÔÀÌ µÈ´Ù¸é viral genomic DNAÀÇ ºÒ¿ÏÀüÇÑ Àü»ç¸¦ ÃÊ·¡ÇÒ ¼ö ÀÖÀ¸¸ç, ÀÌ´Â ¹ÙÀÌ·¯½ºÀÇ ÆÐŰ¡ È¿À²À̳ª À¯ÀüÀÚ µµÀÔ È¿À² ÀúÇÏÀÇ ¿øÀÎÀÌ µË´Ï´Ù.

Q4.Çü±¤ ´Ü¹éÁúÀ» ¹ßÇöÇÏ´Â IRES-lentiviral expression vectorÀÇ ÀûÁ¤ insert size´Â ¾ó¸¶Àΰ¡¿ä?
Çü±¤´Ü¹éÁúÀ» ¹ßÇöÇÏ´Â IRES-lentiviral expression vectorÀÇ °æ¿ì ÀûÀýÇÑ »ðÀÔ À¯ÀüÀÚÀÇ Å©±â´Â 0.7 ~ 1.2 kbÀÌ°í 2.5 kb ÀÌ»óÀº ±ÇÀåÇÏÁö ¾Ê½À´Ï´Ù. ¹Ý¸é Ç×»ýÁ¦ ³»¼º À¯ÀüÀÚ¸¦ ¹ßÇöÇÏ´Â IRES-lentiviral expression vectorÀÇ °æ¿ì2.5 kb ÀÌ»óÀÇ ¸ñÀûÀ¯ÀüÀÚ (GOI)¸¦ »ðÀÔ °¡´ÉÇÕ´Ï´Ù. ÀÌ´Â, Å« »çÀÌÁîÀÇ GOI·Î ÀÎÇØ Ç×»ýÁ¦ ³»¼ºÀ¯ÀüÀÚÀÇ ¹ßÇöÀ²ÀÌ ³·¾ÆÁø´Ù ÇÏ´õ¶óµµ drug resistance Á¶°Ç¿¡¼­ ÃæºÐÈ÷ »ýÀåÇÒ ¼ö Àֱ⠶§¹®ÀÔ´Ï´Ù.

Tip: GOI°¡ »ðÀÔµÇÁö ¾ÊÀº ¡°empty¡± IRES lentiviral expression vector¿¡¼­´Â Çü±¤´Ü¹éÁúÀÇ ¹ßÇö È¿À²ÀÌ ³·¾ÆÁý´Ï´Ù, ¸¸¾à ¸ñÀû À¯ÀüÀÚ¸¦ »ðÀÔÇÏÁö ¾Ê´Â´Ù¸é, 0.5~1.2 kbÀÇ stuffer sequence¸¦ IRESÀÇ ¾÷½ºÆ®¸² À§Ä¡¿¡ »ðÀÔÇÏ¿© »ç¿ëÇÏ´Â °ÍÀ» ÃßõÇÕ´Ï´Ù.

Q5. lentiviral expression vector¸¦ ÀÏ¹Ý plasmid transfection ¿ëµµ·Î »ç¿ëÇÒ ¼ö ÀÖ³ª¿ä?
»ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ÇÏÁö¸¸ Lentiviral º¤Å͸¦ ÀÏ¹Ý plasmid vectoró·³ transfection ¿ëµµ·Î »ç¿ëÇÏ´Â °æ¿ì lentiviral transductionÀÇ ÀçÇö¼º ³ôÀº ¸ñÀû À¯ÀüÀÚ (GOI) »ðÀÔÀ̶ó´Â (reproducible integration of individual copies of your transgene) ÀåÁ¡À» ±â´ëÇÒ ¼ö´Â ¾ø½À´Ï´Ù. Lentiviral transductionÀÇ °æ¿ì lentivirus·ÎºÎÅÍ »ý¼ºµÈ proviral DNA°¡ 5'-LTR, 3'-LTRÀ» ÀÌ¿ëÇÏ¿© ¸ñÀû¼¼Æ÷¿¡ ³ôÀº Á¤È®ÇÑ copy number·Î »ðÀԵǴ °Í¿¡ ¹ÝÇÏ¿©, plasmid transfectionÀÇ °æ¿ì ¹«ÀÛÀ§·Î ÂÉ°³¾îÁ® ¼÷ÁÖ¼¼Æ÷ÀÇ °Ô³ð¿¡ ¹«ÀÛÀ§ »ðÀԵDZ⠶§¹®ÀÔ´Ï´Ù.

Q6. ¾î¶² Á¾·ùÀÇ lentiviral expression vector¸¦ Lenti-X¢â Packaging Single Shots (Code 631275 ¿Ü)¿Í ÇÔ²² »ç¿ëÇÒ ¼ö ÀÖ³ª¿ä?
HIV-1 ±â¹ÝÀÇ lentiviral vector´Â ´ëºÎºÐ ´ÙÄ«¶óÀÇ Lenti-X¢â ½Ã¸®ÁîÀÇ ÆÐŰ¡ ½Ã½ºÅÛÀÎ Lenti-X Packaging Single Shot (Code 631275 ¿Ü)°ú ÇÔ²² »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.

Q7. Lenti-X¢â Packaging Single Shots (Code 631275 ¿Ü)¿¡´Â ¾î¶² Á¾·ùÀÇ 293 cell lineÀÌ ÇÊ¿äÇÑ°¡¿ä?
Lenti-X¢â Packaging Single ShotÀ» ÀÌ¿ëÇÑ Lentiviral ÆÐŰ¡Àº Lenti-X 293T Cell Line (Code 632180)°ú 293T cell¿¡ ÃÖÀûÈ­µÇ¾ú½À´Ï´Ù. HEK 293 ¶Ç´Â 293FT¿¡ »ç¿ëÇÒ °æ¿ì ¹ÙÀÌ·¯½º ¿ª°¡°¡ °¨¼ÒµÉ ¼ö ÀÖ½À´Ï´Ù (±×¸² 1).

±×¸² 1. Lenti-X 293T Cell LineÀ» »ç¿ëÇÑ °æ¿ì HEK 293 cell°ú 293FT cell º¸´Ù °¢°¢ 30¹è, 6¹è ¸¹Àº ¹ÙÀÌ·¯½º¸¦ »ý»êÇÒ ¼ö ÀÖ¾ú½À´Ï´Ù.

Q8. Lenti-X¢â Packaging Single Shots (Code 631275 ¿Ü)Àº ¸î ¹ø packaging¿¡ »ç¿ëÇÒ ¼ö ÀÖ³ª¿ä?
Lenti-X¢â Packaging Single Shot (Code 631275 ¿Ü)Àº ÇϳªÀÇ Æ©ºê¿¡ Lentiviral packaging plasmid¿Í Xfect Transfection reagent°¡ È¥ÇյǾî ÀÖ¾î ÇÑ °³ÀÇ 10cm tissue culture plate¿¡ Àû¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.

Q9. Lenti-X¢â Packaging Single Shots (Code 631275 ¿Ü)À¸·Î ¾ó¸¶³ª ¸¹Àº lentivirus¸¦ »ý»êÇÒ ¼ö ÀÖ³ª¿ä?
Lenti-X¢â Packaging Single Shot (Code 631275 ¿Ü)Àº Çѹø¿¡ ÇÑ °³ÀÇ 10 cm tissue culture plate¿¡ Àû¿ëµÉ ¼ö ÀÖÀ¸¸ç º°µµÀÇ ³óÃà ¾øÀÌ ÃÖ´ë 107~108ÀÇ IFU/§¢ÀÇ lentivirus¸¦ »ý»êÇÒ ¼ö ÀÖ½À´Ï´Ù. Ÿ lentivirus ÆÐŰ¡ ½Ã½ºÅÛ°ú ºñ±³ÇßÀ» ¶§ ÈξÀ ¸¹Àº IFU/§¢ÀÇ lentivirus¸¦ »ý»êÇÒ ¼ö ÀÖ¾ú½À´Ï´Ù (±×¸² 2)

±×¸² 2. Lenti-X¢â 293T cellsÀ» »ç¿ëÇÏ¿© ZsGreen 1À» ¹ßÇöÇÏ´Â lentivirus¸¦ »ý»êÇÑ °æ¿ì (ÆгΠA, ´ç»çÀÇ Lenti-X¢â lentivirus ÆÐŰ¡ ½Ã½ºÅÛÀ» »ç¿ë / ÆгΠB, Ÿ lentivirus ÆÐŰ¡ ½Ã½ºÅÛÀ» »ç¿ë).
HeLa cell¿¡¼­ ´ç»çÀÇ lentivirus ÆÐŰ¡ ½Ã½ºÅÛÀ¸·Î »ý»êµÈ lentivirus »óµî¾×ÀÇ °æ¿ì 10 §¡·Î ´ëºÎºÐÀÇ cell¿¡ transductionµÈ ¹Ý¸é, Ÿ lentivirus ÆÐŰ¡ ½Ã½ºÅÛÀ¸·Î »ý»êµÈ lentivirus »óµî¾×Àº 10 §¡·Î´Â ¿ÀÁ÷ ÀϺκÐÀÇ cell¿¡¸¸ transductionµÇ¾ú½À´Ï´Ù.

Q10. Lenti-X¢â Packaging Single Shots (Code 631275 ¿Ü)Àº ¸î ¼¼´ëÀÇ lentivirus Àΰ¡¿ä?
Lenti-X¢â Expression System (Code 632164 ¿Ü)Àº gag¿Í pol À¯ÀüÀÚ¸¦ º°°³ÀÇ packaging plasmid·Î ³ª´²µÐ 4¼¼´ë lentivirus ½Ã½ºÅÛÀÔ´Ï´Ù (±×¸² 3). À¯ÀüÀÚ¸¦ º°°³ÀÇ plasmid·Î ³ª´®À¸·Î½á RCL (Replication-competent lentivirus)ÀÇ ¹ß»ýÀ» ¹æÁöÇÕ´Ï´Ù.

±×¸² 3. ´ç»çÀÇ Lenti-X¢â packaging systemsÀº À§¿Í °°Àº 5°³ÀÇ packaging plasmid°¡ ÃÖÀûÈ­µÈ Á¶¼ºÀ¸·Î mixµÇ¾îÀÖ½À´Ï´Ù.
ÀÌ ½Ã½ºÅÛÀº Tet-Off¿Í tat transactivator¸¦ ÅëÇØ ÇʼöÀûÀÎ viral componentÀÇ À¯ÀüÀÚµéÀ» ³ô°Ô ¹ßÇöÇÏ°í, °í¿ª°¡ÀÇ ¹ÙÀÌ·¯½º¸¦ »ý»êÇϵµ·Ï ÇÕ´Ï´Ù. ¶ÇÇÑ pol À¯ÀüÀÚ°¡ vpr°ú À¶ÇյǾî ÀÖ¾î reverse transcriptase/integrase ´Ü¹éÁúÀÌ viral particle·Î Àß µé¾î°¡µµ·Ï ÇÕ´Ï´Ù.

Q11. ¿Ö Tet System Approved FBS¸¦ ¹Ýµå½Ã »ç¿ëÇØ¾ß Çϳª¿ä?
4¼¼´ë Lentiviral Packaging Single Shot ½Ã½ºÅÛÀº ¹ÙÀÌ·¯½ºÀÇ Çʼö À¯ÀüÀÚÀÇ °í¹ßÇöÀ» À§ÇÏ¿© transactivation-cascade¸¦ Àû¿ëÇÏ¿´½À´Ï´Ù. Tet-Off transactivator´Â plasmid¿¡ ÀÖ´Â TRE promoter·Î gag-pro, tat-transactivator, rev À¯ÀüÀÚ¸¦ ¹ßÇö½Ãŵ´Ï´Ù. ÀÌ·¸°Ô ¹ßÇöµÈ tat transactivator´Â ´Ù¸¥ plasmid¿¡ À§Ä¡ÇÑ pol ´Ü¹éÁúÀÇ ¹ßÇöÀ» À¯µµÇÕ´Ï´Ù. µû¶ó¼­ ¹è¾ç ½Ã »ç¿ëÇÏ´Â Serum ³»¿¡ tetracycline ¶Ç´Â ±× À¯»ç¹°ÁúÀÌ Æ÷ÇԵǾîÀÖ´Â °æ¿ì, Tet-off transactivator proteinÀÇ ±¸Á¶ÀÇ º¯À̸¦ À¯µµÇÏ¿© TRE promoter¿ÍÀÇ °áÇÕÀ» ¾ïÁ¦ÇÒ °¡´É¼ºÀÌ ÀÖ½À´Ï´Ù. ±× °á°ú, ¹ÙÀÌ·¯½º Çʼö À¯ÀüÀÚÀÇ ¹ßÇö¿¡ ¿µÇâÀ» ÁÖ¾î viral titer°¡ ÀúÇϵ˴ϴÙ. 4¼¼´ë ¹öÀüÀÇ Lentiviral packaging systemÀº ´ç»ç¿¡¼­ ÆǸŠÁßÀÎ Tet-Free FBS¿¡ ÃÖÀûÈ­ µÇ¾îÀÖ½À´Ï´Ù (±×¸² 4).

±×¸² 4. ´ç»çÀÇ Tet-free FBS´Â tetracycline-inducible expression system¿¡¼­ ÀÏ°üµÈ °á°ú¸¦ º¸À̵µ·Ï ±â´ÉÀûÀ¸·Î Å×½ºÆ®µÇ°í ÀÖ½À´Ï´Ù.
±â´ÉÀûÀ¸·Î Å×½ºÆ®µÇÁö ¾ÊÀº Ÿ serumÀº tetracycline-inducible expression system¿¡ »ç¿ëÇÏ´Â °æ¿ì tetracyclineÀÌ Æ÷ÇԵǾî Tet-Off system (ȤÀº Tet-On system)¿¡ maximum expression ȤÀº background expression¿¡ ¿µÇâÀ» ÁÙ ¼ö ÀÖ´Ù.

Q12. Lenti-X¢â Concentrator¸¦ Retrovirus ³óÃà¿¡ »ç¿ëÇÒ ¼ö ÀÖ³ª¿ä?
¿¹. Lenti-X¢â Concentrator (Code 631232 ¿Ü)ÀÇ incubation timeÀ» Retro-X¢â Concentrator (Code 631456)ó·³ ´Ã¸®¸é Retrovirus ³óÃà¿¡ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¸µÅ©¿¡¼­ Lenti-X¢â Concentrator (Code 631232 ¿Ü)¸¦ »ç¿ëÇÑ µ¿¿µ»óÀ» È®ÀÎÇÏ½Ç ¼ö ÀÖ½À´Ï´Ù.

Q13. Lenti-X¢â Gostix¢â Plus¸¦ lentivirus ¿ª°¡ ÃøÁ¤¿¡ »ç¿ëÇÏ´Â ÀåÁ¡ÀÌ ¹«¾ùÀΰ¡¿ä?
Lenti-X¢â Gostix¢â Plus (Code 631280 ¿Ü)¸¦ »ç¿ëÇÏ¸é ºü¸£°í °£´ÜÇÑ ¹æ¹ýÀ¸·Î 10ºÐ¸¸¿¡ lentivirusÀÇ ¿ª°¡¸¦ ÃøÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. qPCRÀ̳ª ELISAµîÀ» »ç¿ëÇϰųª functional titer¸¦ ÃøÁ¤ÇÏ´Â ±âÁ¸ ¹æ¹ýÀº ½ÇÇè ½Ã°£ÀÌ ¸Å¿ì ±æ°í ¹ø°Å·Ó±â¿¡ ¹ÙÀÌ·¯½º »ý»ê ½Ã ¹ÙÀÌ·¯½º¸¦ ȸ¼öÇÒ Å¸À̹ÖÀ» °áÁ¤Çϰųª ´Ù¼öÀÇ »ùÇÃÀ» Å×½ºÆ®ÇÏ´Â °æ¿ì ÀûÇÕÇÏÁö ¾Ê½À´Ï´Ù. Lenti-X¢â Gostix¢â Plus (Code 631280 ¿Ü)¸¦ »ç¿ëÇϸé 20 §¡ÀÇ ¹è¾ç »óµî¾×À¸·Î 10ºÐ¸¸¿¡ ½º¸¶Æ®Æù ¾ÛÀ» »ç¿ëÇØ ¿ª°¡¸¦ ÃøÁ¤ÇÒ ¼ö ÀÖÀ¸¸ç ±â·ÏµÈ ¿ª°¡ ÃøÁ¤ °á°ú¸¦ email·Î ¹ß¼ÛÇÏ¿© ÀúÀåÇÒ ¼öµµ ÀÖ½À´Ï´Ù.

±×¸² 5. ´ëÁßÀûÀ¸·Î »ç¿ëµÇ´Â lentivirus titration ¹æ¹ýµé°ú ¼Ò¿ä½Ã°£ ºñ±³.
Lenti-X¢â Gostix¢â Plus : lateral flow-based method¸¦ »ç¿ëÇØ ¹è¾ç »óµî¾×¿¡ ÀÖ´Â lentivirusÀÇ p24 ´Ü¹éÁú Á¤·®
qRT-PCR : qRT-PCRÀ» ÅëÇØ viral RNA genomeÀ» Á¤·®
ELISA : ¹è¾ç »óµî¾×¿¡ ÀÖ´Â lentivirusÀÇ p24 ´Ü¹éÁú Á¤·®
PCR : qPCRÀ» ÅëÇØ ¼÷ÁÖ·Î »ðÀÔµÈ (gDNA¿¡) proviral DNA Á¤·®
IFU (FACS) : FACS¸¦ ÅëÇØ RFP ¶Ç´Â GFP positive cellÀ» Á¤·®
IFU (Selection) : Ç×»ýÁ¦ ÀúÇ×¼ºÀ» °¡Áø colony¸¦ Á¤·®

Q14. MOI°¡ ¹«¾ùÀΰ¡¿ä?
MOI (multiplicity of infection)´Â ¹ÙÀÌ·¯½º¸¦ Á¢Á¾½ÃŲ ¼¼Æ÷¼ö¿¡ ´ëÇÑ Á¢Á¾ ¹ÙÀÌ·¯½º ¾çÀÇ ºñÀ²·Î½á, Á¢Á¾ ¹ÙÀÌ·¯½º¾ç/¼¼Æ÷¼ö¸¦ ÀǹÌÇÕ´Ï´Ù. Áï, ¼¼Æ÷ 1°³´ç ¸î °³ÀÇ °¨¿°¼º ¹ÙÀÌ·¯½º¸¦ Á¢Á¾ÇÒ ¼ö ÀÖ´ÂÁö¿¡ ´ëÇÑ ´ÜÀ§ÀÔ´Ï´Ù.

Q15. IFU°¡ ¹«¾ùÀΰ¡¿ä?
IFU (infectious units)´Â ¹ÙÀÌ·¯½º·Î Ÿ°Ù¼¼Æ÷¸¦ °¨¿°½ÃÄÑ »ðÀÔµÈ À¯ÀüÀÚ¿¡¼­ ´Ü¹éÁúÀ» ¹ßÇöÇÒ ¼ö ÀÖ´Â ´É·ÂÀ» ¶æÇÕ´Ï´Ù. Infectious viral titer (IFU/§¢) ¸¦ ÃøÁ¤Çϱâ À§ÇØ reporter¸¦ °ËÃâÇϰųª ¼¼Æ÷¿¡¼­ ¹ßÇöµÈ ´Ü¹éÁúÀ» flowcytometry³ª immunostatiningµîÀ¸·Î È®ÀÎÇÕ´Ï´Ù.
ÃÖ±Ù¿¡´Â À§ ¹æ¹ýº¸´Ù ½Å¼ÓÇÏ°Ô titer¸¦ ÃøÁ¤ÇÒ ¼ö ÀÖ´Â Á¦Ç°µéÀÌ »ç¿ëµÇ°í ÀÖ½À´Ï´Ù.
Q16. CFU°¡ ¹«¾ùÀΰ¡¿ä?
CFU (colony forming unit)Àº drug selection °úÁ¤¿¡¼­ Ç×»ýÁ¦ ³»¼º À¯ÀüÀÚ (antibiotics resistance gene)¸¦ °¡Áø proviral DNA¸¦ º¸À¯ÇÑ ¼¼Æ÷¸¸ÀÌ »ýÁ¸ÇÒ ¼ö ÀÖ´Â Á¡À» ÀÌ¿ëÇÏ¿© drug-resistance cell colony¸¦ Ä«¿îÆÃÇÑ ¼öÄ¡ÀÔ´Ï´Ù.

Lentiviral Gene Delivery_FAQ ¿ø¹® º¸±â