Pre-gestational stress reduces the ratio of 5-HIAA to 5-HT and the expression of 5-HT1A receptor and serotonin transporter in the brain of foetal rat

Table 6 Serum COR and CRH levels of maternal rats and foetuses

Groups	n	COR (ng/ml)	CRH (pg/ml)
Maternal rats of control	8	139.5 ± 11.9	2.69 ± 0.19
		(129.5~149.5)	(2.53~2.85)
Maternal rats of CUS	12	202.5 ± 12.2**	3.63 ± 0.26**
		(194.7~210.3)	(3.46~3.80)
Female foetuses of control	47	174.2 ± 17.8	2.95 ± 0.51
		(169.0~179.4)	(2.80~3.10)
Female foetuses of CUS	43	220.3 ± 15.6**	3.76 ± 0.42**
		(215.5~225.1)	(3.63~3.89)
Male foetuses of control	40	158.8 ± 14.4	2.69 ± 0.40
		(154.2~163.4)	(2.56~2.82)
Male foetuses of CUS	49	191 ± 13.8**	3.6 ± 0.41**
		(187.0~195.0)	(3.48~3.72)

Data are mean ± S.D. Data in bracket are 95% confidence intervals for each relevant statistic. **: P < 0.01 compared with control and the data of foetuses compared with control by the same sex

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