Sex and chronic stress alter delta opioid receptor distribution within rat hippocampal CA1 pyramidal cells following behavioral challenges oleh Batsheva R. Rubin, Megan A. Johnson, Jared M. Berman, Ellen Goldstein, Vera Pertsovskaya, Yan Zhou, Natalina H. Contoreggi, Andreina G. Dyer, Jason D. Gray, Elizabeth M. Waters, Bruce S. McEwen, Mary Jeanne Kreek, Teresa A. Milner