Table 7.

Correlation matrix showing gene–environment interaction between ER stress markers and OCPs.

Genes/OCPs	δ-HCH	Heptachlor	Endrin
	r	r	r
ATF-4	0.284**	0.039	0.247*
CHOP	0.175	0.219	0.286*
IRE-1α	0.261*	0.243*	0.250*
XBP-1s	0.250*	0.328**	0.353**
GRP-78	0.167	0.145	0.280*

r, correlation coefficient.

*p ≤ 0.05; **p ≤ 0.01.