Establishment of enterotype-specific antibodies for various diagnostic systems

Abstract This study demonstrates that monoclonal antibodies can be developed to targeting specific gut bacteria prevalent in the Japanese population and the potential for creating a novel diagnostic system using these antibodies. In this study, we established specific antibodies against representati...

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Main Authors: Ken Yoshii, Eri Node, Mari Furuta, Yoko Tojima, Ayu Matsunaga, Jun Adachi, Narimi Takaai, Makiko Morita, Koji Hosomi, Jun Kunisawa
Format: Article
Language:English
Published: Nature Portfolio 2025-05-01
Series:Scientific Reports
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Online Access:https://doi.org/10.1038/s41598-025-01144-6
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Summary:Abstract This study demonstrates that monoclonal antibodies can be developed to targeting specific gut bacteria prevalent in the Japanese population and the potential for creating a novel diagnostic system using these antibodies. In this study, we established specific antibodies against representative bacteria from the genera Bacteroides, Faecalibacterium, and Prevotella and showed that they could be detected using ELISA, flow cytometry, and western blot analysis. Furthermore, a technique to quantify target bacteria was developed by combining these antibodies in a sandwich ELISA, enabling the quantification of bacteria in human fecal samples. This technology serves as a foundational method for rapidly and easily measuring gut bacteria and is expected to evolve into a powerful tool for analyzing the impact of gut bacteria on health, as well as for personalized health management based on individual gut environments.
ISSN:2045-2322