TABLE 2.
Echocardiography measurementsa
Animals | Mean ± SEM
|
||||||||
---|---|---|---|---|---|---|---|---|---|
Diastolic dimension
|
Systolic dimension
|
% Fractional shortening | |||||||
Intraventricular septum (cm) | LV (cm) | LV posterior wall (cm) | LV mass (mg) | Intraventricular septum (cm) | LV (cm) | LV posterior wall (cm)b | LV mass (mg) | ||
+/+ | 0.098 ± 0.003 | 0.296 ± 0.008 | 0.103 ± 0.004 | 102.1 ± 5.4 | 0.176 ± 0.005 | 0.134 ± 0.007 | 0.138 ± 0.004 | 93.3 ± 6.0 | 54.6 ± 1.6 |
−/− | 0.099 ± 0.003 | 0.301 ± 0.013 | 0.109 ± 0.006 | 112.0 ± 9.7 | 0.178 ± 0.006 | 0.142 ± 0.009 | 0.152 ± 0.005 | 109.6 ± 10.4 | 53.0 ± 1.5 |
LV, left ventricle.
The P value for a comparison of the two groups of animals was 0.049.