Fibrosis

Cardiac fibrosis revealed by Sirius Red staining, early post-myocardial infarction (MI), late following MI, and late in a transaortic contriction (TAC) model of heart failure.

1 wk post-MI noninfarct zone                             6 wks post-MI noninfarct zone (interstitial fibrosis)

6 wks post-TAC (perivascular fibrosis)