Key result
Oral captopril treatment decreased high plasma ANP levels in rats with large infarcts, and plasma ANP was a sensitive marker of cardiac dysfunction during long-term follow-up.
Why the study?
Does captopril or sodium loading affect plasma ANP levels in rats with chronic heart failure?
Population
Rats with chronic heart failure induced by myocardial infarction and sham-operated controls.
Comparison
Oral captopril treatment and sodium loading. vs Sham-operated controls and baseline measurements.
Design
Preclinical
Follow-up
3 months
Authors
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Hypothesis-generating for ANP monitoring in rodent HF models; leaves open clinical translation of captopril effects or biomarker utility.
Does captopril or sodium loading affect plasma ANP levels in rats with chronic heart failure?
Plasma ANP is a sensitive marker for long-term follow-up of cardiac dysfunction in a rat model of heart failure, and its levels are reduced by captopril treatment.
Tuula Tikkanen (1989) studied chronic heart failure. Oral captopril treatment and sodium loading vs. Sham-operated controls was evaluated on Plasma atrial natriuretic peptide (ANP) levels. Oral captopril treatment decreased high plasma ANP levels in rats with large infarcts, and plasma ANP was a sensitive marker of cardiac dysfunction during long-term follow-up.
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