- Estrogen modulates Ca(2+)-independent lipid-stimulated kinase in the rabbit corpus luteum of pseudopregnancy. Identification of luteal estrogen-modulated lipid-stimulated kinase as protein kinase C delta. Maizels, E.T., Miller, J.B., Cutler, R.E., Jackiw, V., Carney, E.M., Mizuno, K., Ohno, S., Hunzicker-Dunn, M. J. Biol. Chem. (1992)