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. 2019 Aug 27;160(11):2646–2662. doi: 10.1210/en.2019-00493

Table 4.

Effect of Fetal Sex and (+)-Naloxone Treatment on Cytokine Expression in Fetal and Gestational Tissues, Without LPS Administration

Sexa (+)-Naloxonea Sex–(+)-Naloxone Interactiona PBS PBS + Naloxone
Male Female Male Female
Placenta (n) 12 4 4 12
 IL-1A NS NS NS 0.91 ± 0.16 1.26 ± 0.30 0.92 ± 0.09 0.95 ± 0.10
 IL-1B NS NS NS 0.74 ± 0.12 1.77 ± 1.10 1.05 ± 0.08 1.07 ± 0.27
 IL-6 NS NS NS 0.93 ± 0.21 1.29 ± 0.15 0.57 ± 0.06 1.45 ± 0.45
 TNF 0.028 NS NS 0.84 ± 0.09 1.48 ± 0.44 0.62 ± 0.03 1.23 ± 0.27
 IL-10 NS NS NS 1.11 ± 0.26 0.66 ± 0.16 1.44 ± 0.78 1.38 ± 0.56
Fetal membrane (n) 12 4 4 12
 IL-1A NS NS NS 1.01 ± 0.12 0.95 ± 0.21 0.68 ± 0.12 1.37 ± 0.49
 IL-1B NS NS NS 0.84 ± 0.14 1.49 ± 0.59 1.31 ± 0.07 1.04 ± 0.25
 IL-6 NS NS NS 0.99 ± 0.26 1.03 ± 0.56 0.93 ± 0.20 1.43 ± 0.21
 TNF NS NS 0.101 1.15 ± 0.40 0.56 ± 0.27 0.25 ± 0.09 1.14 ± 0.27
 IL-10 NS NS NS 0.79 ± 0.17 1.64 ± 0.61 1.14 ± 0.56 1.35 ± 0.63
Fetal brain (n) 12 4 4 12
 IL-1A NS NS 0.060 1.16 ± 0.18 0.52 ± 0.14 0.82 ± 0.24 1.26 ± 0.23
 IL-1B NS 0.045 0.091 1.07 ± 0.12 0.80 ± 0.30 1.15 ± 0.12 1.75 ± 0.24
 IL-6 NS 0.078 0.053 1.06 ± 0.11 0.82 ± 0.22 1.01 ± 0.31 1.88 ± 0.26
 TNF NS NS NS 1.08 ± 0.14 0.75 ± 0.15 1.07 ± 0.16 1.27 ± 0.11
 IL-10 NS NS NS 1.01 ± 0.18 0.99 ± 0.26 0.99 ± 0.05 1.68 ± 0.23
Decidua (n) 12 4 4 12
 IL-1A NS NS NS 1.06 ± 0.26 0.82 ± 0.18 0.57 ± 0.08 1.06 ± 0.17
 IL-1B NS NS NS 0.96 ± 0.19 1.12 ± 0.31 1.09 ± 0.41 2.06 ± 0.98
 IL-6 NS NS 0.004 0.80 ± 0.16 1.59 ± 0.45 2.24 ± 0.95 0.88 ± 0.13
 TNF NS NS NS 0.96 ± 0.07 1.11 ± 0.19 0.99 ± 0.19 1.67 ± 0.32
 IL-10 NS NS NS 0.85 ± 0.20 1.43 ± 0.29 0.97 ± 0.42 1.49 ± 0.52
 PTGS2 NS NS NS 1.04 ± 0.22 0.87 ± 0.23 0.81 ± 0.09 0.99 ± 0.11
Myometrium (n) 12 4 4 12
 IL-1A NS NS 0.072 1.03 ± 0.14 0.90 ± 0.19 0.32 ± 0.11 1.17 ± 0.26
 IL-1B NS NS NS 1.17 ± 0.30 0.50 ± 0.06 0.39 ± 0.09 1.67 ± 0.83
 IL-6 NS NS NS 1.16 ± 0.27 0.51 ± 0.03 1.29 ± 0.38 1.18 ± 0.34
 TNF 0.051 NS NS 0.79 ± 0.33 1.62 ± 0.79 0.30 ± 0.12 1.41 ± 0.34
 IL-10 NS NS NS 0.95 ± 0.18 1.16 ± 0.46 1.53 ± 0.34 1.74 ± 0.63
 PTGS2 NS NS NS 1.18 ± 0.28 0.46 ± 0.06 1.20 ± 0.39 1.42 ± 0.15

Abbreviation: NS, not significant.

a

Effects of sex, (+)-naloxone, and sex–(+)-naloxone interaction were determined by linear mixed model analysis, and P values are reported when P < 0.10.