Table 2. Effects of nonylphenol (NP) treatment on thickness of adrenocortical layers in female and male rats

	CTL	NP-50	NP-5000
Female
Thickness of zona glomerulosa (μm)	63.5±4.4	53.7±3.6	39.8±1.2***
Thickness of zona fasiculata (μm)	619.6±53.0	506.6±40.4	561.9±30.8
Thickness of zona reticularis (μm)	262.5±22.1	196.8±15.6*	152.5±18.7**
Male
Thickness of zona glomerulosa (μm)	59.5±4.1	61.9±2.5	62.5±3.9
Thickness of zona fasciculata (μm)	746.0±26.9	674.9±42.7	562.9±35.1**
Thickness of zona reticularis (μm)	239.8±14.2	143.2±7.4***	179.1±21.6*