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  1. Article

    Open Access

    An amphioxus orthologue of the estrogen receptor that does not bind estradiol: Insights into estrogen receptor evolution

    The origin of nuclear receptors (NRs) and the question whether the ancestral NR was a liganded or an unliganded transcription factor has been recently debated. To obtain insight into the evolution of the ligan...

    Mathilde Paris, Katarina Pettersson, Michael Schubert in BMC Evolutionary Biology (2008)