THE SOLVENT-FREE SCALABLE MANUFACTURING PROCESS
FOR LIPOSOMES WITH HIGH DRUG ENCAPSULATION






2020³â 6¿ù 30ÀÏ È­¿äÀÏ 20~22½Ã (Çѱ¹½Ã°£), Microfluidics ÆÀÀº ÀÌ ³»¿ëÀ» Controlled Release Society Annual meetingÀÇ virtual meeting¿¡¼­ ¹ßÇ¥¸¦ ÇÒ ¿¹Á¤ÀÔ´Ï´Ù.
¾Æ·¡ »çÀÌÆ®¿¡¼­ live presentationÀ» ÇÔ²² ÇÏ½Ç ¼ö ÀÖ½À´Ï´Ù.
www.2020.controlledreleasesociety.org
Technical session 3: New Approaches to Physicochemical Characterization, Scale-up and Stability Measurements


Introduction :

¸®Æ÷Á» Á¦Á¶ °øÁ¤ÀÇ ÁÖ¿ä ´ÜÁ¡Àº Á¦Á¶ Áß¿¡ ¸·´ëÇÑ ¾çÀÇ ¿ë¸Å¸¦ »ç¿ëÇÑ´Ù´Â Á¡ÀÌ´Ù. º» ¿¬±¸´Â ¾à¹°À» ´ãÀº ¸®Æ÷Á»À» ¿ë¸Å ¾øÀÌ Á¦Á¶ÇÏ´Â ¹æ¹ý¿¡ ´ëÇØ ¿¬±¸ÇÏ¿´´Ù. À̸¦ À§ÇØ Àü±â º¥Ä¡Å¾ ½ÇÇè¿ë M110P Microfluidizer¢ç processor¸¦ »ç¿ëÇÏ¿´´Âµ¥, ÀÌ ±â±â´Â ¾ÐÃà °ø±â¿Í À¯¾Ð ³Ã°¢¼ö ¾øÀÌ, º¸ÀåµÈ È®À强 (scale-up)À» °¡Áö¸é¼­µµ 30,000 psiÀÇ ¾Ð·ÂÀ¸·Î 120mL/min·Î Á¦Ç°À» »ý»êÇÒ ¼ö ÀÖ´Ù.

Methods :

DoxorubicinÀ» ´ãÀº ¸®Æ÷Á» Á¦Á¶ : ¸®Æ÷Á»Àº powdered distearoyl phosphocholine°ú SyntheChol¢çÀ» distearoyl phosphoethanolamine methoxy(polyethylene glycol)-2000À» Æ÷ÇÔÇϰųª Æ÷ÇÔÇÏÁö ¾Ê°í 70¡ÆCÀÇ 100mL hydration buffer¿Í ¼¯¾î ÁÖ¾ú´Ù. ÁöÁú ºÐ»ê¾×Àº ³ôÀº Àü´Ü·ÂÀ» »ç¿ëÇØ mixing µÇ¾ú´Ù (70¡ÆC, 1 h, 4,000 rpm). ¸®Æ÷Á»ÀÇ Å©±â¸¦ ÁÙÀ̱â À§ÇØ 65-70¡ÆC¿¡¼­ Microfluidizer¢ç processor (Massachusetts, USA)À» »ç¿ëÇÏ¿´´Ù. ÀÌ ¶§ »ùÇÃÀ» Microfluidizer¢ç processor¿¡¼­ 5,000-20,000 psi ¾Ð·ÂÀ¸·Î 1-3ȸ (pass) ó¸®ÇÏ¿´´Ù. ¹öÆÛ¸¦ ¹Ù²Ù±â À§ÇØ ÇÊÅ͸µÇÏ°í doxorubicinÀ» ´õÇÑ ÈÄ 60¡ÆC¿¡¼­ 15ºÐ °£ ÀÎÅ¥º£À̼ÇÇÏ¿´´Ù.

Amphotericin B¸¦ ´ãÀº ¸®Æ÷Á» Á¦Á¶ : ¼öÅ©·Î½º¸¦ Æ÷ÇÔÇÑ ¼÷½Å»ê ¹öÆÛ¸¦ ¼öÁ¶¿¡¼­ 70¡ÆC·Î µ¥¿î ÈÄ, ¹öÆÛ¿¡ Distearoyl phospho glycerol (DSPG)¸¦ ÷°¡ÇÏ¿´´Ù. ¿°±â¼º amphotericin B ¿ë¾×À» 2M sodium hydroxide¸¦ »ç¿ëÇÏ¿© ÁغñÇÏ°í, 70¡ÆCÀÇ »ê¼ºÈ­µÈ DSPG ÇöŹ¾×¿¡ ÷°¡ÇÏ¿´´Ù. pH 5.5ÀÎ DSPG-Amphotericin B ÇöŹ¾×À» 70¡ÆC¿¡¼­ 1½Ã°£µ¿¾È ³ôÀº Àü´Ü·ÂÀ» »ç¿ëÇØ powdered hydrogenated phosphatidylcholine¿Í SyntheChol¢ç°ú ¼¯¾îÁÖ¾ú´Ù. ¸¶Áö¸·À¸·Î 65-70¡ÆC ¿¡¼­ Microfluidizer¢ç processorÀ» »ç¿ëÇØ ¸®Æ÷Á»ÀÇ »çÀÌÁ ÀÛ°Ô ÇÏ¿´´Ù.

Results :

¼ÓÀÌ ºó ¸®Æ÷Á» Çü¼ºÀº 15,000-20,000 psi ¾Ð·ÂÀ¸·Î 3ȸ (pass) ó¸®ÇÏ´Â °ÍÀ¸·Î ÃÖÀûÈ­µÇ¾úÀ¸¸ç, À̸¦ ÅëÇØ 85-101nm ÀÔÀÚ Å©±â¿Í °ÅÀÇ ´ÜÀÏ ºÐ»ê ¼öÁØÀÎ 0.20 PDI (ÀÔÀÚ Å©±â ºÐÆ÷µµ)¸¦ °®´Â ¸®Æ÷Á»ÀÌ »ý»êµÇ¾ú´Ù. DoxorubicinÀÌ ´ã±ä PEGylated ¸®Æ÷Á»Àº 18,000 psi¸¦ »ç¿ëÇØ Á¦Á¶µÇ¾úÀ¸¸ç, 2ȸ ó¸® ½Ã 107 nm ÀÔÀÚ Å©±â¿Í ¿ª½Ã °ÅÀÇ ´ÜÀÏ ºÐ»ê ¼öÁØÀÎ 0.19 PDI¸¦, 3ȸ ó¸® ½Ã 98 nm ÀÔÀÚ Å©±â¿Í 0.16 PDI¸¦ °®´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ¾à¹° ÇÔÀ¯À²ÀÌ 97-98%¿¡ µµ´ÞÇÏ¿© DoxorubicinÀ» ¸®Æ÷Á»¿¡ ´ã´Â °ÍÀº ó¸® Ƚ¼ö (pass)ÀÇ ¿µÇâÀ» ¹ÞÁö ¾Ê¾Ò´Ù. Non-PEGylated ¸®Æ÷Á» Çü¼ºÀº 18,000 psi·Î 3ȸ ó¸® ½Ã, 105 nm ÀÔÀÚ Å©±â¿Í 0.23 PDI¸¦ °®´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. Ãß°¡ÀûÀ¸·Î amphotericin B¸¦ ´ãÀº ¸®Æ÷Á»Àº 20,000 psi·Î ó¸®ÇÏ¿´À» ¶§ 104 nm ÀÔÀÚÅ©±â¿Í 0.26 PDI, 100%ÀÇ ¾à¹° ÇÔÀ¯À²À» °®´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ÇÊÅÍ¿¡ ÀÇÇÑ ¸ê±ÕÀº ¸®Æ÷Á»ÀÇ ÀÔÀÚ Å©±â, PDI, ¾à¹° ÇÔÀ¯À²¿¡ ¿µÇâÀ» ÁÖÁö ¾Ê¾Ò´Ù.

Conclusion :

°á·ÐÀûÀ¸·Î ¸®Æ÷Á» »ý»êÀ» À§ÇÑ »õ·Î¿î ¹æ¹ýÀº ¿ë¸Å »ç¿ë¾øÀÌ ÀÏ°üµÈ ÀÔÀÚ Å©±â ºÐÆ÷¿Í ³ôÀº ¾à¹° ÇÔÀ¯À²À» °¡Áø ´ë¿ë·® ¸®Æ÷Á»ÀÇ Á¦Á¶ °¡´É¼ºÀ» º¸¿©ÁÖ¾ú´Ù.


¹ßÇ¥ÀÚ ÀÌ·Â :

- 2010, Bachelor of Pharmacy, University of Pune, India
- 2012, Masters degree in Drug Delivery (Pharmaceutics),
          University College London, London.
- 2014, Research scientist (Drug delivery), University College London,
          London.
- 2015, PhD in drug delivery, Aston University, Birmingham.
- 2017, Post-Doc and contract formulation development researcher
          at University for Strathclyde.
- 2019, Pharmaceutical Formulation Development Specialist at University of Strathclyde, Glasgow and Lonza, Edinburgh.
- Currently, Formulation Program Manager, BDD Pharma, Glasgow

°øµ¿ ÀúÀÚ :

Carla B. Roces, Rachel Donaghey and Yvonne Perrie, Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, Glasgow, United Kingdom

Yang Su, Microfluidics International Corporation, Westwood, Massachusetts, 02090, United States

LM20 Laboratory Microfluidizer



M815 Microfluidizer



M700 series Microfluidizer for production




 
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