[Retracted] The Study of Fetal Rat Model of Intra-Amniotic Isoproterenol Injection Induced Heart Dysfunction and Phenotypic Switch of Contractile Proteins

Figure 2

The comparison of myocardial fibrosis rate in all experimental groups: (a), Masson stain, and interstitial fibrosis occurred obviously in Iso2 group, ×400; (b), interstitial fibrosis rate across five groups, the Iso2 group demonstrated a significant higher rate compared to others. *𝑃<0.05, **𝑃<0.01, ***𝑃<0.0001. 𝑛=4/group.

(a)

(b)