Table 3

Ca2+-activated tension parameters for skinned fiber bundles of adult TG-ssTnI mice and NTG controls treated with 0.3 µM Mava

Data are presented as mean ± S.D. Two-way ANOVA test followed by a Tukey’s multiple comparison post hoc test.

Skinned FibersTreatmentMax Tension(mN/mm2)pCa50Hill Slope
NTG adult (n = 5)Control35.38 ± 4.935.68 ± 0.084.05 ± 0.86
NTG adult (n = 5)Mava 0.3 µM19.89 ± 3.92a5.55 ± 0.074.96 ± 0.95
TG-ssTnI adult (n = 6)Control29.05.05 ± 4.27b5.88 ± 0.13c,d3.24 ± 0.68e
TG-ssTnI adult (n = 6)Mava 0.3 µM14.19 ± 4.41f,g5.73 ± 0.123.46 ± 0.96h
  • aP = 0.0001, 95% CI of diff. [7.65 to 23.34] when compared with NTG adult control

  • bP = 0.0139, 95% CI of diff. [−16.68 to −1.65] when compared with NTG 0.3 µM Mava

  • eP = 0.029, 95% CI of diff. [−0.38 to −0.02] when compared with NTG adult control

  • fP = 0.0005, 95% CI of diff. [−0.51 to −0.14] when compared with NTG 0.3 µM Mava

  • gP = 0.0201, 95% CI of diff. [−3.19 to −0.23] when compared with NTG adult 0.3µM Mava

  • cP < 0.0001, 95% CI of diff. [13.68 to 28.71] when compared with NTG adult control

  • dP < 0.0001, 95% CI of dif. [7.70 to 22.03] when compared with TG-ssTnI adult control

  • hP = 0.0465, 95% CI of diff. [−2.98 to −0.02] when compared with NTG adult 0.3 µM Mava