Catalase Influence in the Regulation of Coronary Resistance by Estrogen: Joint Action of Nitric Oxide and Hydrogen Peroxide

Table 1

Contractile function of the different experimental groups before ischemia and after reperfusion.

	Before Ischemia			After Reperfusion
	HR (bpm)	LVEDP (mmHg)	LVDP (mmHg)	HR (bpm)	LVEDP (mmHg)	LVDP (mmHg)
TYRODE
SHAM	214±27	10±1	94±21	188±27	58±12	21±9
OVX	201±38	10±1	87±20	176±46	63±23	31±27
OVX + E2	184±31	10±1	95±15	169±28	62±24	33±21
L-NAME
SHAM	202±39	10±1	100±15	190±50	55±21	38±30
OVX	206±36	9±1	84±30	195±31	57±23	32±19
OVX + E2	186±42	10±1	99±15	165±58	66±31	36±29

Values are expressed as mean ± S.D. of 4–6 animals/group. Heart rate (HR), left ventricle end diastolic pressure (LVEDP), left ventricular developed pressure (LVDP).