Table 5.
Absolute values of integral changes in mean arterial pressure, heart rate, illiac blood flow, and illiac vascular conductance evoked by microinjections of 330 pmol in 50 nl N6-cyclopentyladenosine into the nucleus tractus solitarii in each experimental group
| Protocol Number | Experimental Procedure | n | Mean Arterial Pressure, mmHg | Heart Rate, beats/min | Iliac Blood Flow, Hz | Iliac Vascular Conductance, Hz/mmHg |
|---|---|---|---|---|---|---|
| Intact | 13 | 86.0±37.7† | −379.3±96.4† | −1480.3±588.7† | −23.1±7.1† | |
| 1 | VX | 8 | −195.2±63.9*† | −411.9±99.3† | 59.6±784.5 | 20.8±9.3*† |
| 2 | ATX | 10 | 198.4±47.3† | −70.6±126.0 | −1585.8±445.4† | −34.8±6.4† |
| 3 | ADX + GX | 8 | 312.3±67.1*† | −139.0±48.6† | −5758.2±1284.4*† | −91.6±20.2*† |
| 4 | ADX + GX + VX | 8 | 7.1±46.3 | −237.0±137.5 | −2752.3±715.7† | −31.3±11.5† |
| 5 | ADX + GX + VX + ATX | 8 | 74.9±19.0† | −249.8±134.8 | −1784.9±447.1† | −30.9±5.5† |
| 6 | LX + VX | 8 | −162.0±71.5*† | −502.0±177.3† | 2127.6±1489.5* | 57.5±11.4*† |
| (2) | Control (ATX) | 5 | 80.0±37.6 | 504.1±91.8*† | −303.2±573.6 | −9.8±3.6† |
| (3) | Control (ADX + GX) | 5 | 22.3±36.2 | 54.5±104.8* | −166.1±364.4 | −5.9±3.8 |
| (4) | Control (ADX + GX + VX) | 5 | 15.6±39.7 | 163.3±54.5*† | −1224.1±380.7† | −13.8±5.1† |
| (5) | Control (ADX + GX + VX + ATX) | 5 | −11.4±23.7 | 206.5±61.6*† | −2694.9±1428.2 | −24.7±13.0 |
Values are means ± SE. Numbers in parentheses show time controls for respective protocols. Abbreviations are as in Fig. 1.
*
P < 0.05 vs. intact;
†
P < 0.05 vs. zero.