This trial is a Phase 1b multicentre, multinational, randomized, double-blind with single-blind arm and open label extension phase, placebo controlled, clinical trial evaluating the safety and predictability of an escalating gluten consumption to activate Coeliac Disease (CeD) in (a) a small cohort of people with diet-managed CeD treated with a placebo (n=10), and in (b) cohorts following low (L3-10; n=40) and medium (L3-20; n=10) dose hookworm inocula. The investigators 4 aims for the study are: Aim 1: Undertake a multiple-phase and escalating gluten challenge assessing safety to gluten exposure in hookworm-naïve and hookworm-infected people with CeD. Aim 2: This phase Ib study recognizes that the evidence supporting this novel intervention is rudimentary and addresses amongst others the following questions: (a) The importance of L3 dose on Participant health, and (b) the importance of L3 dose on the safety of escalating gluten challenge and (c) the need for a comparator group should a phase II trial be warranted. Aim 3: Examine the changes in intestinal T cell responses induced by hookworm infection and gluten exposure. Aim 4: Assess the impact of hookworm infection and purified hookworm-derived proteins on gluten peptide-specific immune responses ex vivo.
Age range
18 Years – 80 Years
Sex
ALL
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A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Safety of 30-week gluten challenge
Timeframe: 44 weeks