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                                                                           in vivo Live Image¸¦ À§ÇÑ Nano-probe !!

 

 

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¢º ƯÀåÁ¡

    - One Step; Add & Incubate only

    - Non-Toxicity

    - Non-PhotoBleaching; Çü±¤Àå±âÁö¼Ó

    - ´Ù¾çÇÑ Surface modification

¢º ´Ù¾çÇÑ Application

    - Cell Tracking

    - NIR (IVIS & Maestro, MRI)

    - Antibody Conjugation

    - Gene Transfer

 

 

¢º One-Step Procedure :

 

 

¢º Live Imaging System

 

1. Photostability  (in vitro data)

Fig.1. Neo-STEMÀ¸·Î ¿°»öµÈ A549 cellÀº 30ºÐ°£ UV¿¡ ³ëÃâµÇ¾îµµ Çü±¤ÀÌ »ç¶óÁöÁö ¾ÊÀ½ (Red: Neo-STEM, Blue: DAPI)

 

2. Long term Cell Tacking

Fig.2. a) Neo-STEMÀ¸·Î ¿°»öµÈ hMSC°¡ °£Á¶Á÷¿¡¼­ 7ÀÏ ÀÌÈÄ¿¡µµ °üÂûµÊÀ» È®ÀÎÇÔ b) Neo-STEMÀ¸·Î ¿°»öµÈ bone marrow stem cellÀÌ osteoblast·Î ºÐÈ­Çϸ鼭 »À¸¦ Çü¼ºÇÏ´Â °ÍÀ» È®ÀÎÇÔ

 

3. Conjugation with various biomolecules

   ;Targeting, bioimaging, cell sorting, drug deliveryµî¿¡ »ç¿ëµÉ ¼ö ÀÖÀ½

Fig.3. a) Positive control b) Neo-STEM°ú conjugationµÈ G-STP antibodyÀÇ IHC °á°ú

 

4. High Sensitivity in small cell number (in vivo live image)

Fig.4. a) Neo-LiveÀ¸·Î ¿°»öµÈ ÀûÀº ¾çÀÇ cellµµ ÇÇÇÏÁ¶Á÷¿¡¼­ °üÂû °¡´ÉÇÔ (5X103, 2.5X103) b) °£ Á¶Á÷¿¡¼­µµ °üÂû °¡´É (7.5 X 104)

 

5. Deep tissue imaging (in vivo live image)

Fig.5. a) Neo-Live·Î ¿°»öÇÑ cellÀÌ brain ¿¡¼­µµ °üÂû µÊ b) Neo-Live·Î ¿°»öÇÑ cellÀÌ spinal cord¿¡¼­µµ °üÂû µÊ

 

6. Long term in vivo Cell Tacking (in vivo live image)

Fig.6. Neo-Live·Î ¿°»öÇÑ chondrocyte cellÀÌ articular capsule¿¡ injury¸¦ ÁØ mouse¿¡¼­ 30ÀÏÀÌ Áö³­ ÈÄ¿¡µµ °üÂûµÊÀ» È®ÀÎ ÇÔ

 

7. MRI (in vivo live image)

Fig.7. A549 cellÀ» Neo-STEM (TMSR)À¸·Î ¿°»öÇÑ ÈÄ mouseÀÇ subcutaneous¿¡ injectionÇÑ ÈÄ MRI Àåºñ¸¦ ÅëÇØ È®ÀÎÇÑ Live Image


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