Additions and experimental conditions

dF/dt (g/s)

PKC (pmol/min/mg/protein)

cGMP (pmol/g tissue wet wt)

Basal normoxia

7.6 ± 0.6

1.4 ± 0.1

42 ± 3.2

β1 IgG normoxia

11.4 ± 0.9*

6.2 ± 0.3*

45 ± 5.1

β1 IgG + atenolol normoxia

7.4 ± 0.7

1.7 ± 0.2

47 ± 4.2

β1 IgG + β1syntetic peptide normoxia

7.8 ± 0.7

1.6 ± 0.6

46 ± 4.2

Normal β1 IgG normoxia

7.5 ± 0.4

1.6 ± 0.2

48 ± 4.2

Basal hypoxia

4.6 ± 0.2

1.2 ± 0.1

43 ± 2.8

β1 IgG hypoxia

6.8 ± 0.4*

4..6 ± 0.2*

44 ± 3.7

β1 IgG + atenolol hypoxia

4.4 ± 0.3

1.4 ± 0.3

45 ± 2.6

β1 IgG + β1 syntetic peptide hypoxia

4.1 ± 0.4

1.6 ± 0.5

48 ± 5.2

Normal β1 IgG hypoxia

3.9 ± 0.5

1.7 ± 0.4

47 ± 6.2