Table I. Definition of diseased state of patients.

The human specimens used in this study included cardiac muscle from two non-failing (NF) and two end stage DCM patients. The detailed descriptions of each are given. NYHA, New York Heart Association classification; EFx, ejection fraction; n/a, not applicable; F, female; M, male.

Patient	Gender	Age	Ethnicity	Type	Subtype	Stage	EFx	Comments
							%
NF 1	F	57	Caucasian	NF	n/a	n/a	65	Intracranial hemorrhage
NF 2	M	37	Hispanic	NF	n/a	n/a	60	Intraventricular hemorrhage
DCM 3	M	20	Caucasian	DCM	Non-ischemic	NYHA IV	10	None
DCM 4	M	47	Hispanic	DCM	Non-ischemic	NYHA IV	<20	None