[1] CSIC, Inst Frio, Spanish Council Sci Res, Dept Metab & Nutr,Immunonutr Res Grp, E-28040 Madrid, Spain
[2] Karolinska Inst, Dept Biosci & Nutr, Unit Prevent Nutr, S-10401 Stockholm, Sweden
[3] Univ Zaragoza, Sch Hlth Sci, E-50009 Zaragoza, Spain
[4] Univ Granada, Sch Med, Dept Physiol, E-18071 Granada, Spain
[5] Univ Cantabria, Dept Pediat, E-39005 Santander, Spain
[6] Univ Murcia, Dept Physiol, E-30001 Murcia, Spain