Nanobubbles from gas-generating polymeric nanoparticles: Ultrasound imaging of living subjects

Eunah Kang*, Hyun Su Min, Jaeyoung Lee, Moon Hee Han, Hyung Jun Ahn, In Chan Yoon, Kuiwon Choi, Kwangmeyoung Kim, Kinam Park, Ick Chan Kwon

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    109 Citations (Scopus)

    Abstract

    (Figure Presented) A bubbly personality: Coalescence and fusion of carbon dioxide nanobubbles in a tumor leads to microbubbles that can be imaged by ultrasound (see picture). The bubbles are released from gas-generating polymeric nanoparticles that are coated with hydrophobically modified chitosan. Hydrolysis of the polymer poly(BL-PO), which consists of a biodegradable main backbone and a carbonate side chain, results in the release of carbon dioxide.

    Original languageEnglish
    Pages (from-to)524-528
    Number of pages5
    JournalAngewandte Chemie - International Edition
    Volume49
    Issue number3
    DOIs
    Publication statusPublished - 2010 Jan 12

    Keywords

    • Carbon dioxide
    • Imaging agents
    • Nanostructures
    • Polymers
    • Ultrasound

    ASJC Scopus subject areas

    • Catalysis
    • General Chemistry

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