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On the basis of developmental gene expression, the vertebrate central nervous system comprises: a forebrain plus anterior midbrain, a midbrain-hindbrain boundary region (MHB) having organizer(More)
The osa gene of Drosophila melanogaster encodes a nuclear protein that is a component of the Brahma chromatin-remodeling complex. Osa is required for embryonic segmentation, development of the notum(More)