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Table 5 Localization and immunostaining intensity of eNOS expression in placental villous tissues

From: Intrauterine growth restriction and placental angiogenesis

 

Normal pregnancy

(n: 55)

IUGR

(n: 55)

Statistical comparison

P value

Score

0

n (%)

1+

n (%)

2+

n (%)

3+

n (%)

0

n (%)

1+

n (%)

2+

n (%)

3+

n (%)

P*

CVSC

-

55 (100)

-

-

-

-

10 (18.2)

45 (81.8)

<0.001

VSMC

48 (87.3)

7 (12.7)

-

-

-

-

14 (25.5)

41 (74.5)

<0.001

VVEC

48 (87.3)

7 (12.7)

-

-

-

-

14 (25.5)

41 (74.5)

<0.001

ST

-

55 (100)

-

-

-

-

-

55 (100)

<0.001

CT

-

55 (100)

-

-

-

-

-

55 (100)

<0.001

EVT

55 (100)

-

-

-

-

-

-

55 (100)

<0.001

  1. IUGR: Intrauterine growth restricted; CVSC: Chorionic villous stromal cells; VSMC: Vascular smooth muscle cells; VVEC: Villous vascular endothelial cells; ST: Syncytiotrophoblasts; CT; Cytotrophoblasts; EVT: Extravillous trophoblasts [Staining intensity of eNOS were scored as follows: 0 (negative), weak (1+), moderate (2+), and strong (3+)] *P: Statistical comparison of normal and IUGR placental tissues