ArticleTrials2022
Transfer of FRozen Encapsulated multi-donor Stool filtrate for active ulcerative Colitis (FRESCO): study protocol for a prospective, multicenter, double-blind, randomized, controlled trial.
Article in Trials, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03843385 (Longterm Transfer of FRozen Encapsulated Multidonor Stool Filtrate or Encapsulated Multidonor Microbiome for Chronic Active Ulcerative COlitis), which is not on this map. Cited by 11 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Longterm Transfer of FRozen Encapsulated Multidonor Stool Filtrate or Encapsulated Multidonor Microbiome for Chronic Active Ulcerative COlitis
Who cites it
11 citing papers in PubMed, 14 citations in OpenAlex.
- Fecal microbiota transplantation in ulcerative colitis: mucosal immune mechanisms and precision microbiota therapy.Frontiers in immunology · 2026Review
- Review
- Advances in capsule-based fecal microbiota transplantation: clinical applications and innovations.Journal of translational medicine · 2025Review
- Microbiota transplant therapy in inflammatory bowel disease: advances and mechanistic insights.Gut microbes · 2025Review
- Bacterial and viral assemblages in ulcerative colitis patients following fecal microbiota and fecal filtrate transfer.ISME communications · 2025Article
- Current perspectives on fecal microbiota transplantation in inflammatory bowel disease.Indian journal of gastroenterology : official journal of the Indian Society of Gastroenterology · 2024Review
- The practice of fecal microbiota transplantation in inflammatory bowel disease.Intestinal research · 2024Review
- Murine sterile fecal filtrate is a potent pharmacological agent that exerts age-independent immunomodulatory effects in RAW264.7 macrophages.BMC complementary medicine and therapies · 2023Article
- Review
- Fecal transplantation for treatment of inflammatory bowel disease.The Cochrane database of systematic reviews · 2023Review
- Fecal microbiota transfer to treat ulcerative colitis: Medical and legal challenges.Frontiers in gastroenterology (Lausanne, Switzerland) · 2023Review
Corrections and comments
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Authors and funding
18 authors at 4 institutions in 1 country.
Funding
Abstract
backgroundUlcerative colitis (UC) is a chronic inflammatory bowel disease with significant morbidity and mortality. Although the precise cause remains unknown, disturbances in the intestinal microbial community have been linked to its pathogenesis. Randomized controlled trials in UC and relapsing Clostridioides difficile infection (CDI) have established fecal microbiota (FM) transfer (FMT) as an effective therapy. In this context, preliminary results indicated that the transfer of sterile fecal microbiota filtrates (<0.2 μm; FMF, FMFT) of donor stool also drives gastrointestinal microbiota changes and eliminates symptoms in CDI patients. However, along with the success of FMT, regulatory agencies issued safety alerts following reports of serious adverse events due to transmission of enteric pathogens through FMT. To reduce this risk, we established an extensive test protocol for our donors and quarantine regulations for the produced capsules, but alternative concepts are desirable.
methodsOur project is a randomized, controlled, longitudinal, prospective, three-arm, multicenter, double-blind study to determine the safety and efficacy of repeated long-term, multi-donor FM or FMF transfers compared to placebo using oral, frozen capsules in 174 randomized patients with mild to moderate active UC. The primary outcome will be clinical remission at week 12. DISCUSSION: This proposal aims to examine (a) the efficacy of encapsulated transfer of FM and FMF as a therapy for mild to moderate UC, (b) the short- and long-term safety of FMT and FMFT in patients with UC, and (c) the microbial and immunologic changes that occur after FMT and FMFT to help understand how and why it affects inflammatory bowel disease.
trial registrationClinicalTrials.gov NCT03843385 . DRKS (Deutsches Register für Klinische Studien) DRKS00020471.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.