[Retracted] The Study of Fetal Rat Model of Intra-Amniotic Isoproterenol Injection Induced Heart Dysfunction and Phenotypic Switch of Contractile Proteins
Figure 4
Myocardial apoptotic cell number determined with TUNEL staining in control, sham-operated, and ISO-treated hearts. (a) Presented TUNEL staining (with DAPI costaining) in control and ISO-treated hearts. Nuclei are stained blue. TUNEL positive nuclei are green/cyan ×200. (b) Demonstrated apoptotic cell number per microscopic field. *, **, ***. /group.