Table 1 Doppler scanning during the follicular (Day − 1) and luteal phases (Day 9) in the adult cyclic female rabbits. Values are expressed as mean ± SEM

 PI

1.32 ± 0.01^b

1.54 ± 0.02^a

0.02

 RI

0.52 ± 0.02^b

0.78 ± 0.02^a

0.02

 PSV cm/sec

16.58 ± 0.69^a

14.22 ± 0.89^b

0.01

 Cross-sectional diameter/mm

4.12 ± 0.06^a

4.22 ± 0.77^a

0.88

 PI

1.25 ± 0.02^a

0.99 ± 0.01^b

0.04

 RI

0.66 ± 0.01^a

0.48 ± 0.01^b

0.01

 PSV cm/sec

13.65 ± 0.01^b

16.25 ± 0.01^a

0.03

 Cross-sectional diameter/mm

3.33 ± 0.46^a

3.38 ± 0.65^a

0.13

 PI

1.88 ± 0.01^a

1.37 ± 0.01^b

0.01

 RI

0.88 ± 0.01^a

0.43 ± 0.02^b

0.01

 PSV cm/sec

14.32 ± 0.01^b

17.35 ± 2.55^a

0.01

 Cross-sectional diameter/mm

4.66 ± 0.08^a

4.89 ± 0.32^a

0.25