The aim of this study is to analyze a population with symptoms associated with adverse reactions to foodstuffs (ARFS). To determine the levels of food-specific immunoglobulin G4 (IgG4) and immunoglobulin E (IgE) antibody reactions (AbR).
Adults (>18 years of age)
To present symptoms related to adverse reactions to foodstuffs (ARFS)
Antibiotic treatment
Adults presenting symptoms related to adverse reactions to foodstuffs and/ or with suspicion of having a food allergy or food intolerance
Other
Cross-sectional
Food-specific Immunoglobulin G4 and/or Immunoglobulin E antibody reactions
Diagnostic testImmunoassay kits (NutriSMART® and Fastcheckpoc20® In-Vitro Diagnostic kits, DST GmbH, Schwerin, Germany) are performed in a population with suspicion of having a food allergy or a food intolerance with related symptoms.
Food-specific Immunoglobulin G4 antibody reactions
Immunoassay kits (NutriSMART® In-Vitro Diagnostic kit, DST GmbH, Schwerin, Germany) are performed in a population with suspicion of having a food allergy or a food intolerance with related symptoms.
Food-specific Immunoglobulin E antibody reactions
Immunoassay kits (Fastcheckpoc20® In-Vitro Diagnostic kit, DST GmbH, Schwerin, Germany) are performed in a population with suspicion of having a food allergy or a food intolerance with related symptoms.
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