Table 2.

BaP's effect on endometrial morphology in the pregnant mice (n = 8).

Groups	Endometrial Epithelium (µm)	Lumen (µm)	Gland (N/HPF)*	Vessel (N/HPF)*	Endometrial Diameter (µm)	Stromal Cell (N/HPF)*
C	24.4 ± 5.01	137.1 ± 13.99	10.96 ± 2.43	14.14 ± 2.74	609.7 ± 137.5	134.9 ± 11.97
SH	21.1 ± 2.81	122.2 ± 28.84	10.13 ± 1.65	12.76 ± 1.61	553.6 ± 143.4	133.4 ± 25.92
B1	18.86 ± 1.40${}^a$	173 ± 40.11	7.33 ± 1.99${}^a$	7.18 ± 1.48${}^a$	417.2 ± 95.3${}^a$	96.25 ± 18.71${}^a$
B2	15.11 ± 4.07${}^a$	213.9 ± 40.63${}^a$	6.77 ± 1.71${}^a$	6.93 ± 1.53${}^a$	320.4 ± 69.87${}^a$	96.13 ± 11.41${}^a$
B5	13.7 ± 1.09${}^{ab}$	280.4 ± 52.34${}^{abc}$	7.53 ± 2.24${}^a$	7.49 ± 2.28${}^a$	439.2 ± 35.18${}^a$	87.97 ± 12.82${}^a$

Note: The values are as mean $\pm$ SD (p $<$ 0.05);

*: Number of cross-sections per high power field (HPF);

a: Comparing diverse BaP-receiving groups with the control group, b: Comparing B5 and B2 with B1, and c: B5 with B2;

C: The control group received normal saline;

SH: The Sham group receiving corn oil;

B1: The group receiving BaP as 100 µg/kg;

B2: The group receiving BaP as 200 µg/kg;

B5: The group receiving BaP as 500 µg/kg.