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Echocardiographic parameters of the PGC-1αβ−/− mice at birth
(*) P < 0.05 compared with PGC-1αβ+/+ mice; (†) P < 0.05 compared with PGC-1α−/− mice; (#) P < 0.05 compared with PGC-1β−/− mice. (HR) Heart rate; (LVPW) LV posterior wall (diastole or systole); (LVPWdi) LV posterior wall diastole index; (LVID) LV internal diameter (diastole or systole); (LVM) LV mass; (LVMI) LV mass index; (RWT) relative wall thickness = (LVPWd + IVSd)/LVIDd; (FS) fractional shortening.
