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Table 3 Methylation ratios of CpG sites and Fisher’s exact P values for the five selected genes

From: Genome-wide DNA methylation profiles in Tibetan and Yorkshire pigs under high-altitude hypoxia

Gene   TH YH TL YL P-value in TH/YH P-value in TL/YL P-value in TH/TL P-value in YH/YL
BCKDHB Methylated 113 97 108 96 0.0029 0.0457 0.3329 1.0000
Unmethylated 7 23 12 24
Methylated ratio 0.9417 0.8083 0.9000 0.8000
EPHX2 Methylated 133 146 129 148 0.3200 0.0500 0.5200 0.9100
Unmethylated 62 54 70 52
Methylated ratio 0.6821 0.7300 0.6482 0.7400
GOT2 Methylated 104 108 96 96 0.0300 0.2463 1.0000 0.5085
Unmethylated 0 6 0 3
Methylated ratio 1.0000 0.9474 1.0000 0.9697
RXRG Methylated 279 295 268 244 0.0160 0.7000 1.05E-05 0.0970
Unmethylated 27 52 73 62
Methylated ratio 0.9118 0.8501 0.7859 0.7974
UBD Methylated 75 66 62 71 0.0483 0.1301 0.0098 0.3677
Unmethylated 5 14 16 9
Methylated ratio 0.9375 0.8250 0.7949 0.8875