The association of GWAS-identified obesity risk alleles ( FTO , MC4R , SH2B1 , BDNF , INSIG2 , TNNI3K , NISCH-STAB1 , MTIF3 , MAP2K5 , QPCTL/GIPR , and PPARG ) with dietary intake , measured through food-frequency questionnaires , was investigated in 2075 participants from the Look AHEAD ( Action for Health in Diabetes ) clinical trial .
