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. 2012 Jan 23;7(1):e30156. doi: 10.1371/journal.pone.0030156

Table 3. Echocardiographic data of DN-EGFR or CT mice after 2 weeks of aldosterone treatment (NAS).

CT sham CT NAS DN-EGFR sham DN-EGFR NAS
n 6 5 5 5
Body Weight (g) 24±0.8 24.1±0.5 23.8±0.9 24±0.6
Age (day) 68±4 67±3 65±2 71±3
Heart rate (bpm) 506±12 474±9 537±15 470±25
Cardiac and vascular remodelling
Diastolic Ao (mm) 1.36±0.04 1.25±0.05 1.3±0.08 1.32±0.05
LA (mm) 2.47±0.05 2.51±0.12 2.37±0.1 2.7±0.11
LV EDD/BW (mm/g) 0.16±0.01 0.15±0.005 0.16±0.01 0.15±0.003
LV mass/BW (mg/g) 4.14±0.35 4.49±0.2 5.0±0.23 4.17±0.20
LV Systolic function
EF (%) 90±2 87±3 83±3 85±2
Vcfc (circ/s) 3.46±0.17 2.99±0.19 2.9±0.25 2.66±0.11
Sa (cm/s) 2.52±0.28 2.74±0.08 2.51±0.09 2.34±0.16
Spw (cm/s) 3.06±0.16 2.48±0.12 3.08±0.17 2.41±0.14*
LV Diastolic function
IVRT (ms) 16±0.56 20.4±1.54* 17±1.2 19±1.04*
Ea (cm/s) 4.6±0.45 4.59±0.21 4.63±0.12 4.04±0.23
Epw (cm/s) 4.27±0.25 4.78±0.27 5.1±0.29 4.44±0.32
E/Ea 22.8±1.52 21.8±0.64 22.1±1.25 26.5±2.2

LA: left atrium; LV EDD: left ventricle end diastolic diameter; BW: body weight; EF: ejection fraction; Vcfc: velocity shortening of circumferential fibers; Sa, Spw: maximal systolic velocity of the mitral annulus and posterior wall; IVRT: isovolumic relaxation time; Ea and Epw: maximal diastolic velocity of the mitral annulus and the posterior wall; E: maximal velocity of the LV inflow.

*p<0.05 versus CT-Sham.