Table 4.
IgG Sham | IgG TAC | Sham Eng NAb | Eng NAb TAC | |
---|---|---|---|---|
Mass | ||||
Total body weight (g) | 28.5 ± 1 | 24.6 ± 4.9 | 28.3 ± 1.4 | 27.6 ± 1.2 |
LV mass (mg) | 83 ± 7 | 206 ± 12* | 86 ± 4 | 158 ± 12 †‡ |
Lung mass (mg) | 143 ± 6 | 405 ± 120* | 151 ± 8 | 176 ± 22‡ |
Tibia length (mm) | 17.3 ± 0.1 | 17.7 ± 0.2 | 17.4 ± 0.2 | 17.7 ± 0.1 |
LV/TL (mg/mm) | 4.8 ± 0.4 | 11.6 ± 0.8* | 4.9 ± 0.2 | 8.9 ± 0.7†‡ |
Lung/TL (mg/mm) | 8.3 ± 0.4 | 22.9 ± 6.9* | 8.7 ± 0.3 | 9.9 ± 1.3†‡ |
Hemodynamic data | ||||
Peak systolic pressure (mmHg) | 95 ± 8 | 119 ± 6* | 92 ± 6 | 172 ± 19† |
End diastolic pressure (mmHg) | 3 ± 2 | 25 ± 5* | 2 ± 3 | 6 ± 4‡ |
dP/dT max (mmHg/sec) | 8249 ± 596 | 4786 ± 985* | 9119 ± 428 | 8941 ± 1489‡ |
dP/dT min (mmHg/sec) | 8382 ± 576 | 4432 ± 824* | 8681 ± 514 | 9250 ± 1684‡ |
Ejection fraction (%) | 61 ± 12 | 26 ± 8* | 63 ± 7 | 49 ± 10†‡ |
Heart rate (bpm) | 506 ± 26 | 518 ± 15 | 526 ± 23 | 490 ± 17 |
Means±SD. p<0.05:
vs. IgG Sham;
vs. Eng NAb Sham;
vs. IgG TAC