Figure 2
Quantitative analysis of E 2 -induced changes in uterine stromal matrix density. Endometrial collagen density values represent mean percent volume per time point calculated from micrograph analysis; one-way ANOVA, error bars represent ± SE for 4-5 animals per time point, total micrographs analyzed per time point range from 54 to 72; *P < 0.05 compared to 0 h saline control.