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Characterisation of gene delivery using liposomal Bubbles and ultrasound

  • Risa Koshima
  • , Ryo Suzuki
  • , Yusuke Oda
  • , Keiichi Hirata
  • , Tetsuya Nomura
  • , Yoichi Negishi
  • , Naoki Utoguchi
  • , Nobuki Kudo
  • , Kazuo Maruyama
  • Teikyo University
  • Tokyo University of Pharmacy and Life Sciences
  • Hokkaido University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

1 Scopus citations

Abstract

The combination of nano/microbubbles and ultrasound is a novel technique for a nonviral gene deliver. We have previously developed novel ultrasound sensitive liposomes (Bubble liposomes) which contain the ultrasound imaging gas perfluoropropane. In this study, Bubble liposomes were compared with cationic lipid (CL)-DNA complexes as potential gene delivery carriers into tumors in vivo. The delivery of genes by bubble liposomes depended on the intensity of the applied ultrasound. The transfection efficiency plateaued at 0.7 W/cm 2 ultrasound intensity. Bubble liposomes efficiently transferred genes into cultured cells even when the cells were exposed to ultrasound for only 1 s. In addition, bubble liposomes were able to introduce the luciferase gene more effectively than CL-DNA complexes into mouse ascites tumor cells. We conclude that the combination of Bubble liposomes and ultrasound is a good method for gene transfer in vivo.

Original languageEnglish
Title of host publication10th International Symposium on Therapeutic Ultrasound, ISTU 2010
Pages330-334
Number of pages5
DOIs
StatePublished - 2011
Event10th International Symposium on Therapeutic Ultrasound, ISTU 2010 - Tokyo, Japan
Duration: 9 Jun 2010 → 12 Jun 2010

Publication series

NameAIP Conference Proceedings
Volume1359
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference10th International Symposium on Therapeutic Ultrasound, ISTU 2010
Country/TerritoryJapan
CityTokyo
Period9/06/10 → 12/06/10

Keywords

  • Gene delivery
  • Liposome
  • Nanobubble
  • Non-viral vector
  • Sonoporation

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