Delphine Masi

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Dickkopf-1 (DKK1) is a secreted Wnt/β-catenin pathway antagonist involved in embryogenesis. It was first described 25 years ago for its function in head induction and limb morphogenesis. Since then, this protein has been widely studied in the context of active Wnt/β-catenin signalling during cellular differentiation and development. Dysregulation of DKK1(More)
The illicit importation, development and deployment of nuclear or radiological dirty bombs poses a serious threat to the United States. Portal monitoring and inspection systems provide a major domestic layer of defense. Once radiological materials are inside the country, the detection, localization and identification of these threats becomes increasingly(More)
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