TABLE 2

Plasma leptin, estradiol, body weight, and total adipose measurements

SexnPlasma leptin (ng/ml)Plsama estradiol (pg/ml)Body weight (g)Total body fat (g)
Male102.52 ± 0.2232.8 ± 2.1320.7 ± 9.828.9 ± 2.5
Female184.42 ± 0.83*70.7 ± 4.7*268.5 ± 9.9*35.4 ± 1.1*
OVX126.15 ± 0.64*32.5 ± 2.0310.6 ± 9.742.8 ± 2.1*
Castrated male103.75 ± 0.38*36.5 ± 5.6278.8 ± 8.9*39.2 ± 2.1*
Intact male + 17 β-estradiol103.65 ± 0.79*78.7 ± 4.9*269.9 ± 8.2*32.9 ± 3.1*
OVX + PE104.12 ± 0.96*68.7 ± 7.0*272.1 ± 8.9*36.6 ± 2.2*
OVX + CE104.01 ± 1.34*33.7 ± 4.0268.7 ± 6.9*38.9 ± 3.1*
  • Data are mean ± SE. OVX + CE, ovariectomized females with central 17 β-estradiol; OVX + PE, ovariectomized females with peripheral 17 β-estradiol.

  • *

    * P < 0.05. ANOVA revealed significant differences from intact male rats;

  • indicates significant differences from intact females.