3月7日上线2篇文章一篇letter，一篇文章free一周，Hedgehog signaling downregulates Suppressor of Fused through the HIB/SPOP-Crn axis in Drosophila http://www.nature.com/cr/journal/vaop/ncurrent/full/cr201429a.html 另一篇文章是EGFR and Notch signaling respectively regulate proliferative activity and multiple cell lineage differentiation of Drosophila gastric stem cells http://www.nature.com/cr/journal/vaop/ncurrent/abs/cr201427a.html letter是Production of bioactive ginsenoside compound K in metabolically engineered yeast http://www.nature.com/cr/journal/vaop/ncurrent/full/cr201428a.html