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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: Pharmacol Biochem Behav. 2021 Nov 6;212:173294. doi: 10.1016/j.pbb.2021.173294

Fig. 6. Summary of sex and estrous cycle differences in opioid markers in the rat hippocampal CA1.

Fig. 6.

Comparisons of opioid markers in the CA1between females at different estrous states and males. Red ++++ and +++ indicate elevated levels; Black ++ and + indicate lower levels. Results for DORs from Williams et al (2011); Rubin et al (2020); and for pMOR from Bellamy et al (2019).