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Randomized, double-blind, placebo-controlled trial of fecal microbiota transplantation from young physically active donors to promote resilient aging: clinical trial protocol (ARMOR study)

Crossref DOI link: https://doi.org/10.1186/s12877-025-06920-7

Published Online: 2026-02-02

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Astudillo-Guerrero, Camila

Garrido, Ángel

Masferrer, Dominique

Sepúlveda, Carlos

Olavarría, Loreto

Del Campo, Rosa

Bravo-Sagua, Roberto

Cubero, Francisco Javier

Salech, Felipe

Thumala-Dockendorff, Daniela

Urrutia, Pamela J

Quera, Rodrigo

Bunout, Daniel

Espinoza, Ricardo

Jorquera, Gonzalo
Funding

Funding for this research was provided by:

Wellcome Leap
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Text and Data Mining valid from 2026-02-02

Version of Record valid from 2026-02-26
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Article History

Received: 30 November 2025

Accepted: 15 December 2025

First Online: 2 February 2026

Declarations

:

: The study protocol was approved by the Clinical Research Ethics Committee of Universidad de Los Andes (CEC2024000), Santiago, Chile. Participants enrolled to date have been fully informed of the potential risks and benefits and have provided written informed consent prior to participation. Recruitment is ongoing, and all additional participants will also provide written informed consent before enrollment.

: Not applicable.

: The authors declare no competing interests.

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