Table 2. Echocardiography of 20-day Twist1 TG mice.

	WT (n = 6)	Twist1DD (n = 7)
IVS; d (mm)	0.59±0.02	0.72±0.03
LVID; d (mm)	2.68±0.04	2.72±0.07
LVPW; d (mm)	0.61±0.01	0.71±0.05
IVS; s (mm)	0.69±0.03	0.72±0.03
LVID; s (mm)	1.61±0.03	2.24±0.07*
LVPW; s (mm)	0.87±0.02	0.76±0.05
LV Vol; d (ìl)	26.84±0.91	28.57±1.50
LV Vol; s (ìl)	7.49±0.42	18.21±1.07**
EF %	72.02±1.25	38.43±2.11**
FS %	39.96±1.04	18.20±1.20**
LV Mass (mg)	41.31±0.72	54.98±3.46
LVMass Corrected (mg)	33.05±0.57	43.98±2.77

*P<0.05 and

**P<0.005.

Abbreviations: IVS, interventricular septum; LVID, left ventricular internal; LVPW, left ventricular posterior wall; LV Vol, left ventricular volume; EF, ejection fraction; FS, fractional shortening; d, diastolic; s, systolic.