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Selective Detection of Intracellular Drug Metabolism by Metal-Organic Framework-Coated Plasmonic Nanowire

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Please use this identifier to cite or link to this item:http://hdl.handle.net/2115/92467

Title: Selective Detection of Intracellular Drug Metabolism by Metal-Organic Framework-Coated Plasmonic Nanowire
Authors: Zhang, Qiang Browse this author
Murasugi, Taku Browse this author
Watanabe, Kotomi Browse this author
Wen, Han Browse this author
Tian, Ya Browse this author
Ricci, Monica Browse this author
Rocha, Susana Browse this author
Inose, Tomoko Browse this author
Kasai, Hitoshi Browse this author
Taemaitree, Farsai Browse this author
Uji-I, Hiroshi Browse this author
Hirai, Kenji Browse this author →KAKEN DB
Fortuni, Beatrice Browse this author
Keywords: intracellular drug metabolism
metal-organic frameworks
nanowire endoscopy
surface-enhanced Raman scattering
Issue Date: 21-May-2023
Publisher: Wiley-Blackwell
Journal Title: Advanced optical materials
Publisher DOI: 10.1002/adom.202300856
Abstract: Unveiling intracellular drug metabolism is crucial for improving drug development, which requires real-time detection with molecular selectivity in the intracellular environment. Surface-enhanced Raman scattering (SERS) with metal nanoparticles enables the detection of molecules in living cells, but after entering the cells, most nanoparticles are captured into vesicles, limiting the SERS detection inside these compartments. Moreover, the identification of the target signal in the complex intracellular environment is challenging due to Raman fingerprints from endogenous material interfering with the drug signal. To overcome these issues, here the coating of a silver nanowire with zeolitic imidazolate framework-8 (ZIF-8) as a novel endoscopic probe with molecular selectivity to investigate the location and metabolism in cells of a common anticancer drug, irinotecan, is reported. Irinotecan in cells is metabolized by carboxylesterase to form SN-38, which inhibits topoisomerase I and DNA synthesis. Thanks to the molecular selectivity of ZIF-8, the endoscopic probe selectively adsorbs and detects SERS signal of SN-38 over irinotecan. This selectivity enables monitoring of the conversion of irinotecan into SN-38 and following its intracellular location over time. This work clearly shows the potential of metal-organic framework-coated nanowire endoscopy to specifically track drug molecules and explore their metabolism in cells.
Rights: This is the peer reviewed version of the following article: Q. Zhang, T. Murasugi, K. Watanabe, H. Wen, Y. Tian, M. Ricci, S. Rocha, T. Inose, H. Kasai, F. Taemaitree, H. Uji-i, K. Hirai, B. Fortuni, Selective Detection of Intracellular Drug Metabolism by Metal-Organic Framework-Coated Plasmonic Nanowire. Adv. Optical Mater. 2023, 11, 2300856. , which has been published in final form at https://doi.org/10.1002/adom.202300856. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Use of Self-Archived Versions. This article may not be enhanced, enriched or otherwise transformed into a derivative work, without express permission from Wiley or by statutory rights under applicable legislation. Copyright notices must not be removed, obscured or modified. The article must be linked to Wiley’s version of record on Wiley Online Library and any embedding, framing or otherwise making available the article or pages thereof by third parties from platforms, services and websites other than Wiley Online Library must be prohibited.
Type: article (author version)
URI: http://hdl.handle.net/2115/92467
Appears in Collections:電子科学研究所 (Research Institute for Electronic Science) > 雑誌発表論文等 (Peer-reviewed Journal Articles, etc)

Submitter: 平井 健二

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