Table S1. Primers sets used for RT-PCR and pyrosequencing Product Genes Primers Sequence (5’-3’) Application Size Forward GGAAGACCACTCGCATTCCTT PPAR γ Reverse GTAATCAGCAACCATTGGGTCA Forward TTCCAATCCATGTCAAAACCGT Cox2 Reverse Forward Reverse GTCACTGGTCAACTCCAGCAC Forward GGAGGTGGTGATAGCCGGTAT Reverse TGGGTAATCCATAGAGCCCAG Forward GGAGTGTTCGTGGGCTTAGG Adiponectin Reverse GCAGCTCCGGTGATATAGAGG Forward AGGTCGGTGTGAACGGATTTG GAPDH Forward Reverse 76bp RT-PCR 97bp RT-PCR 140bp RT-PCR 140bp RT-PCR 95bp RT-PCR 134bp Pyro- 122bp sequencing GCGGGAACGCAACAACATC FAS PPAR γ RT-PCR AGTCCGGGTACAGTCACACTT C/ EBP α Reverse 121bp GGGGTCGTTGATGGCAACA GTTGTTTGTTGTTTTGGTAAGATTT BiotinATCTCTACTCTAATAATTCCAACTA Sequencing CTATTTGGTAAGATTTGGTATATTATAA Table S2. Relative fat composition of gonadal and perirenal white adipose tissue (WAT) at PND60 in the offspring and grand-offspring F1 F- PAH F- Control M- PAH M- Control (n=7) (n=8) 333.96 ± 181.96 ± 55.64 95.66 58.23 ± 46.09 ± 9.05 13.04 M- PAH M- Control (n=9) (n=9) 139.00 ± 97.67 ± 53.97 37.59 148.57 ± 126.96 ± 12.99 41.85 p-value Offspring (n=10) (n=10) 202.25 ± 147.74 ± p-value Gonadal WAT <0.05 47.56 17.01 92.52 ± 68.96 ± <0.01 (mg) Perirenal WAT 0.21 33.58 13.91 F- PAH F- Control 0.06 (mg) F2 p-value Offspring (n=8) (n=8) 160.52 ± 110.12 ± p-value Gonadal WAT <0.05 50.71 40.32 110.38 ± 96.30 ± 0.10 (mg) Perirenal WAT 0.50 35.64 14.11 0.05 (mg) Control, offspring following prenatal control exposure; PAH, offspring following prenatal PAH over-exposure F-female, M- male, WAT were weighed and averaged for each group. Mice were selected at random to across each litter, sex and batch of exposure. Data are presented as mean±SD. Mann Whitney U test for significance was performed.