MAP2K4 and congestive heart failure: MKK4 may be involved in the development of cardiac hypertrophyJNK1/2/3 does not seem to be involved in cardiac hypertrophyJNK1 may participate a protective role in cardiac remodellingJNK may contribute to cardiac remodellingMKK7 plays a role in the contribution of congestive heart failure but not hypertrophy