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An evolutionary fable: the black pencil and the rubber.

Posted by on June 18th, 2020

By Héloïse Dufour, Shigeyuki Koshikawa and Cédric Finet In this post we will discuss our recent paper entitled “Temporal flexibility of gene regulatory network underlies a novel wing pattern in flies” [1]. We initiated the present project in Sean Carroll’s lab where the pigmentation in drosophilids was used as a model to study evolutionary genetics.[…]

A Day in the Life of a Sea Urchin Lab

Posted by on February 17th, 2014

Hi! I’m Tanvi, a third year PhD student in the Ettensohn Lab at Carnegie Mellon University in Pittsburgh, Pennsylvania, USA. The big question our lab is concerned with is how the genome encodes morphogenesis. We use transcriptional gene regulatory networks as a tool to study how transcription factors and signaling pathways regulate the expression of[…]