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The Potential Role of Compounds Derived From Ultra-processed Foods in the Pathogenesis of Atopic Dermatitis in Pediatric Age

Study Purpose

Atopic dermatitis (AD) is a common chronic inflammatory skin condition, primarily affecting children in urban and high-income areas. Its prevalence has increased significantly over the past 30 years, with up to 20% of children affected, often within their first year of life. AD is characterized by erythematous, scaly, pruritic lesions, xerosis, and frequent atopy, with distinct clinical features in children compared to adults. The pathophysiology of AD involves skin barrier dysfunction, immune response alterations, and environmental triggers. Genetic factors, particularly mutations in the filaggrin gene, play a significant role in severe AD, leading to increased water loss and skin dehydration. Immunologically, a Th2-predominant response drives inflammation, and environmental exposures, such as air pollutants and irritants, exacerbate the condition. Recent studies suggest that dietary habits, particularly a high intake of ultra-processed foods (UPFs), may contribute to AD by activating inflammatory pathways. UPFs, rich in advanced glycation end products (AGEs), induce oxidative stress and inflammation, potentially worsening skin damage. This study aims to explore the potential role of UPF-derived compounds, especially AGEs, in the pathogenesis of pediatric AD.

Recruitment Criteria

Accepts Healthy Volunteers

Healthy volunteers are participants who do not have a disease or condition, or related conditions or symptoms

No
Study Type

An interventional clinical study is where participants are assigned to receive one or more interventions (or no intervention) so that researchers can evaluate the effects of the interventions on biomedical or health-related outcomes.


An observational clinical study is where participants identified as belonging to study groups are assessed for biomedical or health outcomes.


Searching Both is inclusive of interventional and observational studies.

Observational
Eligible Ages 6 Months - 10 Years
Gender All
More Inclusion & Exclusion Criteria

Inclusion Criteria:

  • - Caucasian subjects, both sexes, age: ≥6 months and ≤10 years, with a confirmed diagnosis of atopic dermatitis, and healthy controls matched for age and sex without atopic dermatitis; - Written informed consent obtained from the participants and/or their parents/legal guardians.

Exclusion Criteria:

  • - Non-Caucasian ethnicity; age < 6 or > 10 years.
  • - Presence of other chronic conditions: hypereosinophilic syndrome, fungal or viral infections, connective tissue disorders, autoimmune diseases, vasculitis, bullous dermatoses (e.g., pemphigus), drug hypersensitivity reactions, graft-versus-host disease, monogenic disorders (e.g., Marfan syndrome type 2, Hyper-IgE syndrome) - Presence of scars, nevi, or unusual skin lesions on both forearms.
- Absence of written informed consent

Trial Details

Trial ID:

This trial id was obtained from ClinicalTrials.gov, a service of the U.S. National Institutes of Health, providing information on publicly and privately supported clinical studies of human participants with locations in all 50 States and in 196 countries.

NCT06996327
Phase

Phase 1: Studies that emphasize safety and how the drug is metabolized and excreted in humans.

Phase 2: Studies that gather preliminary data on effectiveness (whether the drug works in people who have a certain disease or condition) and additional safety data.

Phase 3: Studies that gather more information about safety and effectiveness by studying different populations and different dosages and by using the drug in combination with other drugs.

Phase 4: Studies occurring after FDA has approved a drug for marketing, efficacy, or optimal use.

Lead Sponsor

The sponsor is the organization or person who oversees the clinical study and is responsible for analyzing the study data.

Federico II University
Principal Investigator

The person who is responsible for the scientific and technical direction of the entire clinical study.

N/A
Principal Investigator Affiliation N/A
Agency Class

Category of organization(s) involved as sponsor (and collaborator) supporting the trial.

Other
Overall Status Recruiting
Countries Italy
Conditions

The disease, disorder, syndrome, illness, or injury that is being studied.

Atopic Dermatitis
Arms & Interventions

Arms

: Pediatric patients with AD

Pediatric patients with a confirmed diagnosis of atopic dermatitis

: Healthy controls

healthy controls matched for age and sex without atopic dermatitis

Interventions

Other: - Evaluation of dietary consumption of UPFs

Evaluation of dietary consumption of ultraprocessed foods

Contact a Trial Team

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International Sites

Naples, Italy

Status

Recruiting

Address

Department of Traslational Medical Science - University of Naples Federico II

Naples, , 80131

Site Contact

Roberto Berni Canani, MD, PhD

[email protected]

0817462680

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