Table 1.
Measurements of body mass, mean arterial pressure, basal diameter of MCAs (without flow), determination of maximal MCA diameter, active tone of vessels and indicators of oxidative stress (TBARS and FRAP)
| Diameter of MCAs at | Max. dilatation | |||||||
|---|---|---|---|---|---|---|---|---|
| Experimental | Age | Body | Mean arterial | Δ0 mmHg (without | of MCAs (Ca2+ | Active | TBARS | FRAP |
| group | (weeks) | mass (g) | pressure (mmHg) | flow) (μm) | free) (μm) | tone (%) | (μmol MDA) | (mmol Trolox) |
| LS | 11 | 349.5 ± 33.96 | 113.39 ± 5.83 | 115.20 ± 22.34 | 223.40 ± 40.06 | 48.35 ± 2.18 | 0.367 ± 0.04 | 0.202 ± 0.01 |
| HS | 11 | 369.8 ± 26.83* | 108.36 ± 9.03 | 115.30 ± 24.29 | 225.50 ± 15.37 | 48.28 ± 9.53 | 0.469 ± 0.07* | 0.213 ± 0.03 |
| P value | 0.009 | 0.324 | 0.791 | 0.545 | 0.427 | 0.013 | 0.441 | — |
Data are presented as means ± SD. * P < 0.05 LS vs. HS diet; LS, low salt; HS, high salt.