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Celiac Disease in ChildrenPreCiSeNCT03562221

Prevention of Celiac Disease in Skåne

A study testing Gluten free diet and Probiotics in people with Celiac Disease in Children, run by Lund University at 1 site in Sweden.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

This study aims to investigate the impact of being on a gluten free diet the first three years of life compared to a daily intake of a probiotic supplementation or placebo on the risk of developing celiac disease autoimmunity or celiac disease in genetically susceptible children. Read more about this study

Who is it for?
Ages 4 to 4 monthsHealthy volunteers can take part
Conditions the study is for
Celiac Disease in Children
What is being tested?
Gluten free diet and Probiotics
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
220 participants
Where
1 siteSweden
Study dates
4 Dec 2018to Aug 2030
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 4 to 4 months
  • All sexes
  • Healthy volunteers accepted
  • Child

Who may be able to join

  • Children screened positive for human leucocyte antigen (HLA) DR3-DQ2/DR3-DQ2
  • Children must be enrolled to the study by 4 months of age (before gluten consumption has started).

Who cannot join

  • Congenital chronic disorder where intervention with diet or probiotics may be affected.
  • Written consent from both caregivers are missing

Trial locations and contacts

1 site in 1 country.

Sweden1 site
  • Clinical Research Center (CRC), Bldng 60:11

    Malmö, 20502

Other trials in Sweden

About this study

Official title: Prevention of Celiac Disease in Skåne (in Swedish - Prevention av Celiaki i Skåne)

This study aims to investigate the impact of being on a gluten free diet the first three years of life compared to a daily intake of a probiotic supplementation or placebo on the risk of developing celiac disease autoimmunity or celiac disease in genetically susceptible children.

This is a three-arm (1:1:1) randomized trial where study participants are randomly allocated to one of the three study groups before the age of 4 months. Regular clinical visits (4 times/year) during the intervention phase and yearly there after, up to the age of 7 years.

Read the detailed description

The primary hypothesis to be tested is that a strictly gluten free diet during the first three years of life with a slow introduction of gluten during the follow-up period will induce tolerance to gluten. A similar hypothesis is tested if a daily supply of two different lactobacillus (LB) strains can suppress an inflammatory response to gluten in the intestine by stimulating regulatory T-cells and reduced permeability of gluten peptides in the intestine.

The secondary hypothesis tested is that celiac disease can not be prevented, but the onset of the disease will be delayed in children returning to a gluten-containing diet after the intervention period (gluten free diet) or probiotic treatment) during the first three years of life. The intervention period is 3 years and the follow-up period is further 4 years.

The primary aim is to study the proportion of children who develop celiac disease autoimmunity and progression to celiac disease by the age of 3 years. Secondary aim is to study the proportion of children who developed celiac disease at the age of 7 years.

Being tested
Gluten free diet, Probiotics, Placebo
Keywords
coeliac disease, celiac disease autoimmunity
Medical subject headings
Celiac Disease

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Gluten free dietOther

    Controlled gluten free diet

  • ProbioticsDietary supplement

    Capsules

  • PlaceboDietary supplement

    Capsules

Study groups in NCT03562221
Study groupRoleWhat they receive
Gluten free dietExperimentalGluten free diet
Receives: Other: Gluten free diet
ProbioticsActive comparatorCapsules with a combination of two probiotic bacteria with maize starch as excipient and at a total dose of 10(10) colony forming units (CFU)/capsule.
Receives: Dietary Supplement: Probiotics
PlaceboPlacebo comparatorPlacebo capsules with maize starch and without any bacteria.
Receives: Dietary Supplement: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of children tested positive for persistent tissue transglutaminase (tTG) autoantibodies, defined as celiac disease autoimmunity

    Radioligand binding assays (RBA) will be used to measure tTG autoantibodies in serum samples collected every third months up until the age of 3 years and then annually up until the age of 7 years.

    Measured: from 4 months of age up until 7 years of age

Secondary outcomes (1)
  1. Number of children diagnosed with celiac disease

    A celiac disease diagnose will be defined by an intestinal biopsy showing a Marsh score of 2 or higher or by high levels of tTG autoantibodies (> 100 units) in at least 2 consecutive blood samples.

    Measured: Up until 7 years of age

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Jun 2018
  2. Study start4 Dec 2018
  3. Primary completionAug 2027 (estimated)
  4. Study completionAug 2030 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
220 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03562221
Sponsor's protocol ID
2018/61
Acronym
PreCiSe
Status last verified
Sep 2026
First submitted
21 May 2018
Last updated
8 Sep 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Af Segerstad EMH, Ericson-Hallstrom E, Bokstrom A, Armeni M, Savolainen O, Andren Aronsson C. Plasma Alkylresorcinols Is an Objective Biomarker for Gluten Intake in Young Children. J Nutr. 2025 Mar;155(3):985-993. doi: 10.1016/j.tjnut.2025.01.020. Epub 2025 Jan 27.

    PubMed 39880171

Questions about this trial

What is this clinical trial studying?

A study testing Gluten free diet and Probiotics in people with Celiac Disease in Children, run by Lund University at 1 site in Sweden.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 8 Sep 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Sweden. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of children tested positive for persistent tissue transglutaminase (tTG) autoantibodies, defined as celiac disease autoimmunity (time frame: from 4 months of age up until 7 years of age). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03562221, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Sep 2026.

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