ACE	angiotensin-converting enzyme
ANP	atrial natriuretic peptide
BP	blood pressure
BW	body weight
C+N	captopril + nifedipine
CCB	calcium channel blocker
Coll 1	collagen type I
Coll 3	collagen type III
Ctrl	control
GAP-DH	glyceraldehyde-3-phosphate dehydrogenase
HW	heart weight
LV	left ventricle/left ventricular
LVW	left ventricular weight
o	old rats (aged 60–82 weeks)
RAS	renin-angiotensin system
SBP	systolic blood pressure
SHR	spontaneously hypertensive rats
TPR	total peripheral resistance
WKY	Wistar–Kyoto rats
y	young rats (aged 7–10 weeks)