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Active, not recruitingNCT07366749Bugs4U-MoAUpdated Oct 20, 2026

Acute Effects of a Urate-lowering Bacterial Therapeutic on Small Intestinal Transcriptomics and Glycomics in Healthy Subjects

An interventional study of BEO001 Probiotic and BEO001 Probiotic + Beta-Glucan in Healthy and Hyperuricemia, Gout, sponsored by Örebro University, Sweden. Active, not recruiting at 1 site in Sweden. Open to participants aged 18 Years to 60 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2026-10-20.

Sponsored by Örebro University, Sweden · Not applicable, Interventional, and Basic science

Updated Oct 20, 2026Now Active, not recruitingStart date moved+2 moreGo to Updates ↓
Phase
Not applicable
Study type
Interventional
Enrollment
8
Allocation
Randomized
Ages
18 Years to 60 Years
Sex
All
01

Study summary

This is a pilot study investigating how a novel probiotic supplement (BEO001), with and without a dietary fiber (beta-glucan), affects the lining of the small intestine in healthy people. The main goal is to see if a single dose of the probiotic changes gene activity (transcriptomics) and sugar molecule patterns (glycomics) in the gut. Eight participants will take three different treatments (placebo, probiotic alone, probiotic with fiber) in a random order, with at least 10 days between each. A gastroscopy to collect small intestinal tissue samples (biopsies) is performed the morning after each treatment. Blood and breath samples are also collected at these visits to explore effects on metabolism and inflammation. To understand how different sampling methods compare, participants collect stool samples and simple rectal swabs at home before any treatment. Researchers analyze the sugar molecules and bacteria in these samples, then compare them to each other and to the gut tissue samples collected after treatment. This helps determine if easier-to-collect samples can provide similar information to gut biopsies. The study also aims to combine all data (including genetics and diet) to identify key targets for future research and to attempt to grow 'mini-gut' organoids from the biopsies. The results will help design larger future studies in people with high uric acid levels.

02

Conditions studied

  • Healthy
  • Hyperuricemia, Gout

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Keywords

  • probiotics
  • gut microbiome
  • small intestine
  • transcriptomics
  • glycomics
  • urate metabolism
03

In context

Hyperuricemia

240 studies on the registry are indexed under Hyperuricemia; 44 are open to participants now.

This study's planned enrollment of 8 is below the median of 68 across 193 interventional studies indexed under Hyperuricemia.

Browse Hyperuricemia studies →

Lead sponsor

Örebro University, Sweden is the lead sponsor of 86 studies on the registry; 14 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 60 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Signed .
  • Age 18-60 years.
  • 18.5 - 29.9 kg/m².
  • Willing to avoid probiotics, fermented foods, and maintain stable diet/lifestyle for the study duration.

Exclusion criteria

Exclusion Criteria:

  • Chronic GI, inflammatory, metabolic (including renal), or significant psychiatric disease.
  • Acute infection/allergy within 2 weeks.
  • Regular use of NSAIDs, antibiotics, , immunomodulators.
  • Alcohol >9 units/week.
  • Use of recreational drugs, tobacco, or nicotine.
  • Known allergy to local anesthetics or sedatives for gastroscopy.
  • Bleeding disorder or use of anticoagulants.
  • Use of probiotics or antibiotics within 4 weeks prior.
  • Pregnancy, breastfeeding, or planning pregnancy.
  • Any condition deemed by investigator to compromise safety or data integrity
Terms in these criteria, in plain language(3)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

BMI (body mass index)

Weight in kilograms divided by height in metres squared. Example: 70 kg and 1.75 m gives 70 ÷ (1.75 × 1.75) ≈ 22.9.

What counts as overweight or obesity differs between countries (some use lower cut-offs), so go by the range the study states.

Corticosteroids (steroids)

Anti-inflammatory medicines such as prednisone, prednisolone and dexamethasone — not the anabolic steroids used for muscle.

Studies differ in what they allow: check which steroid medicines, routes (tablets, injections, creams, inhalers, eye drops) and doses this study accepts.

05

Study design

Phase
Not applicable
Primary purpose
Basic science
Allocation
Randomized
Intervention model
Crossover assignment
Masking
Quadruple (Participant, Care provider, Investigator, Outcomes assessor)
Enrollment
8 participants (estimated)

Study arms

  • Active comparator
    Probiotic (BEO001)

    Participants receive the BEO001 probiotic powder, which contains two probiotic strains

    Dietary Supplement: BEO001 Probiotic

  • Active comparator
    Synbiotic (BEO001 + Beta-Glucan)

    Participants receive the BEO001 probiotic powder plus beta-glucan fiber powder.

    Dietary Supplement: BEO001 Probiotic + Beta-Glucan

  • Placebo comparator
    Placebo

    Participants receive placebo powder.

    Dietary Supplement: Placebo

Interventions

  • Dietary supplementBEO001 Probiotic

    A mixture of two probiotic strains. Total dose ≥5x10\^10 CFU of each strain per intervention day. Administered as a powder mixed with water, consumed in several portions.

  • Dietary supplementBEO001 Probiotic + Beta-Glucan

    Drug page: Beta-Glucans

    The BEO001 probiotic (as above) co-administered with 3g of a food-grade beta-glucan fiber. Both are powders mixed with water.

  • Dietary supplementPlacebo

    Powder without the active probiotic strains or beta-glucan

06

What researchers measure

Primary outcomes

  1. Change in small intestinal transcriptomic profile after BEO001 intake

    Gene expression profile (analyzed by RNA sequencing) in duodenal mucosal biopsies collected the morning after a single evening dose of BEO001 probiotic. Comparison is made between intervention visits (BEO001 vs. placebo).

    Time frame: ~12-16 hours post-dose (at the gastroscopy visit).

Secondary outcomes

  1. Change in small intestinal transcriptomic profile after BEO001+beta-glucan intake.

    Gene expression profile in duodenal biopsies after a single evening dose of BEO001 with beta-glucan. Comparison is made between intervention visits (BEO001+beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose

  2. Change in small intestinal glycomic profile after BEO001 intake

    N- and O-glycan profiles (analyzed by LC-MS) in duodenal biopsies after a single evening dose of BEO001. Comparison is made between intervention visits (BEO001 vs. placebo).

    Time frame: ~12-16 hours post-dose.

  3. Change in small intestinal glycomic profile after BEO001+beta-glucan intake.

    N- and O-glycan profiles in duodenal biopsies after a single evening dose of BEO001 with beta-glucan. Comparison is made between intervention visits (BEO001 +beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose

Other outcomes

  1. Change in small intestinal mucosal microbiome composition and function.

    Microbial community profile and functional gene content (shotgun metagenomics) in duodenal biopsies. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose.

  2. Change in blood urate concentrations

    Levels of urate in blood . Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose

  3. Change in blood creatinine

    Levels of creatinine in blood . Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose

  4. Change in blood metabolites and enzymes related to urate and inflammation.

    Concentrations of targeted metabolites and enzymes (including short-chain fatty acids) in blood. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose.

  5. Change in Liver enzyme concentrations

    Levels of standard liver function enzymes (e.g., ALT, AST) in blood. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose.

  6. Change in blood lipid profile.

    Standard lipid panel measurements in blood. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose

  7. Change in the blood level of certain inflammatory cytokines

    Levels of certain inflammatory cytokines in blood will be measured. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose.

  8. Change in blood level of C-reactive protein (hsCRP)

    Levels of high-sensitivity C-reactive protein (hsCRP) in blood. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose

  9. Change in blood plasma glycomic profile

    N-glycan profile of total plasma proteins. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose.

  10. Change in breath volatile organic compounds (VOCs).

    Profile of VOCs related to metabolism and inflammation in exhaled breath. Comparison is made between intervention visits (BEO001 ± beta-glucan vs. placebo).

    Time frame: ~12-16 hours post-dose.

  11. Difference in glycomic profiles across biological sample types.

    Comparison of glycomics profiles from baseline rectal swabs, baseline faecal samples, and post-intervention intestinal biopsies.

    Time frame: Rectal/faecal: Baseline (pre-intervention). Biopsies: ~12-16 hours post-dose.

  12. Difference in microbiome across biological sample types

    Comparison of microbiome composition and function from baseline rectal swabs, baseline faecal samples, and post-intervention intestinal biopsies.

    Time frame: Rectal/faecal: Baseline (pre-intervention). Biopsies: ~12-16 hours post-dose.

  13. Correlation between outcomes and baseline characteristics.

    Analysis of associations between selected outcomes and screening/baseline characteristics (microbiome, metabolomics, glycomics, dietary patterns, genetic factors).

    Time frame: Baseline characteristics (single measurement) correlated with outcomes measured ~12-16 hours post-dose.

07

Study locations

1 site
  • Örebro University, Campus USO, School of medical sciences
    Örebro, Örebro Lan 703 62, Sweden
08

References and documents

Individual participant data

Plan to share: Undecided — According to Swedish ethics regulations, IPD cannot be shared without an approved ethics application from the National Swedish Ethics Authority. An ethical permit can only be obtained for research being conducted within Sweden.

No publications or documents are linked to this record.

09

Timeline

1 registry update since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedDate before it movedWhere the date was before it movedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Apr 2026 to primary completion in Sep 2026, 5 months.

Of 26 interventional studies with no phase under Hyperuricemia, half reached primary completion within 14 months of starting (the median), counting those still running; a quarter within 6 and three quarters within 34. This study's 5 months is below that.

Since we started tracking on Sep 25, 2026, the dates moved once, on Oct 20, 2026: start Feb 2026 → Apr 2026, primary completion Jun 2026 → Sep 2026 and completion Jul 2026 → Jun 2027.

Earlier changes are on the record history on ClinicalTrials.gov ↗

How these figures are worked out, and which studies are left out of them.

Registered
Jan 9, 2026
First posted
Jan 26, 2026
StartActual
Apr 9, 2026was Feb 2026
Primary completionActual
Sep 25, 2026was Jun 2026
CompletionEst.
Jun 2027was Jul 2026
Last update
Oct 20, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
Status
Not yet recruiting→Active, not recruiting
changed Oct 20, 2026
Start date
Feb 2026→Apr 9, 2026 (actual)
Oct 20, 2026
Primary completion
Jun 2026→Sep 25, 2026 (actual)
Oct 20, 2026
Study completion
Jul 2026→Jun 2027
Oct 20, 2026
Show all 1 update
  1. Oct 20, 2026
    Not yet recruiting→Active, not recruiting
    Start date Feb 2026→Apr 9, 2026 (now actual)
    Primary completion Jun 2026→Sep 25, 2026 (now actual)
    Study completion Jul 2026→Jun 2027
    + 3 other changes: identifiers, verification date and contact details

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

10

Registry details

Key details

Study ID
NCT07366749
Lead sponsor
Örebro University, Sweden
Collaborators
University of Copenhagen, European Innovation Council
Responsible party
Sponsor
First posted
Jan 26, 2026
Start date
Apr 9, 2026
Primary completion
Sep 25, 2026
Completion
Jun 2027 (estimated)
Last update
Oct 20, 2026

Study contacts

Robert Brummer, MD, PhD
study director · Örebro universitet

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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Studies of the drug tested here: Beta-Glucans

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