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Investigating the bidirectional interactions between senotherapeutic agents and human gut microbiota

Sangfuang, Nannapat; Xie, Yuan; McCoubrey, Laura E; Taub, Marissa; Favaron, Alessia; Mai, Yang; Gaisford, Simon; (2025) Investigating the bidirectional interactions between senotherapeutic agents and human gut microbiota. European Journal of Pharmaceutical Sciences , 209 , Article 107098. 10.1016/j.ejps.2025.107098. Green open access

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Abstract

Biological ageing is a time-dependent process that has implications for health and disease. Cellular senescence is a key driver in ageing and age-related diseases. Senotherapeutic agents have been shown to slow biological ageing by eliminating senescent mammalian cells. Given the increasing awareness of the gut microbiome in regulating human health, this study aimed to investigate the effects of senotherapeutic agents as pharmacological interventions on the human gut microbiota. In this study, the bidirectional effects of four senotherapeutic agents, quercetin, fisetin, dasatinib, and sirolimus, with the gut microbiota sourced from healthy human donors were investigated. The results revealed that quercetin was completely biotransformed by the gut microbiota within six hours, while dasatinib was the most stable of the four compounds. Additionally, metagenomic analysis confirmed that all four compounds increased the abundance of bacterial species associated with healthy ageing (e.g., Bacteroides fragilis, Bifidobacterium longum, and Veillonella parvula), and decreased the abundance of pathogenic bacteria primarily associated with age-related diseases (e.g., Enterococcus faecalis and Streptococcus spp.). The findings from this study provide a comprehensive understanding of the pharmacobiomics of senotherapeutic interventions, highlighting the potential of microbiome-targeted senolytics in promoting healthy ageing.

Type: Article
Title: Investigating the bidirectional interactions between senotherapeutic agents and human gut microbiota
Location: Netherlands
Open access status: An open access version is available from UCL Discovery
DOI: 10.1016/j.ejps.2025.107098
Publisher version: https://doi.org/10.1016/j.ejps.2025.107098
Language: English
Additional information: Copyright © 2025 The Authors. Published by Elsevier B.V. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).
Keywords: Gut bacteria; Senescent cell; Senolytics; Senotherapeutics; Flavonoids; Quercetin; Fisetin; Dasatinib; Sirolimus; Anti-aging
UCL classification: UCL
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Life Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Life Sciences > UCL School of Pharmacy
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Life Sciences > UCL School of Pharmacy > Pharmaceutics
URI: https://discovery.ucl.ac.uk/id/eprint/10208039
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