About the Authors

Swantje C. Duncker

swantje.duncker@rdls.nestle.com

Affiliation Nestlé Research Center, Nestec Ltd., Vers-chez-les-Blancs, Lausanne, Switzerland

David Philippe

Affiliation Nestlé Research Center, Nestec Ltd., Vers-chez-les-Blancs, Lausanne, Switzerland

Christine Martin-Paschoud

Affiliation Nestlé Research Center, Nestec Ltd., Vers-chez-les-Blancs, Lausanne, Switzerland

Mireille Moser

Affiliation Nestlé Research Center, Nestec Ltd., Vers-chez-les-Blancs, Lausanne, Switzerland

Annick Mercenier

Affiliation Nestlé Research Center, Nestec Ltd., Vers-chez-les-Blancs, Lausanne, Switzerland

Sophie Nutten

Affiliation Nestlé Research Center, Nestec Ltd., Vers-chez-les-Blancs, Lausanne, Switzerland

Competing Interests

All authors of the manuscript are employees of Nestec Ltd. A patent was submitted (patent #: EP 2 263 664 A1 "Opioid receptors stimulating compounds (thymoquinone, Nigella sativa) and food allergy") using some of the results that are presented in this paper. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SD AM SN. Performed the experiments: SD SN CMP. Analyzed the data: SD MM. Contributed reagents/materials/analysis tools: DP. Wrote the paper: SD. Developed original hypothesis: DP SN.