| Type | MGI:General | Description | in response to angiotensin-II stimulation, 25-wk-old male homozygotes display an exacerbated interstitial fibrosis in the left ventricular area relative to age-matched wild-type males enhanced angiotensin-II-mediated cardiac interstitial fibrosis is associated with up-regulation of collagen I and III gene expression and enhanced cardiac transforming growth factor-beta1 and Smad2 activation |