MKI67 and hydrops fetalis: Ki67 signal was detected in 66.94 ± 11.31% of ATM from the HF + H2O group, against 41.50 ± 13.27% of HF + RED and only 1.240 ± 0.49% of CTR + H2O (Fig. 3c), confirming a discrete reduction of the proliferation upon RED extract administration.