10.6084/m9.figshare.12133263.v1 Aleena Patel Aleena Patel Eyan Yeung Eyan Yeung Sarah McGuire Sarah McGuire Andrew Wu Andrew Wu Jared E Toettcher Jared E Toettcher Stanislav Y Shvartsman Stanislav Y Shvartsman Rebecca D. Burdine Rebecca D. Burdine Transcriptional profiling in zebrafish using optimized photoswitchable MEK TAGC 2020 2020 optogenetics ERK pathway photoswitchable MEK zebrafish Developmental Biology Biological Engineering 2020-04-20 23:48:11 Poster https://tagc2020.figshare.com/articles/poster/Transcriptional_profiling_in_zebrafish_using_optimized_photoswitchable_MEK/12133263 An optogenetic tool for activating the ERK signaling pathway in vivo in zebrafish is described. The tool is an optimized version of photoswitchable MEK, which we use to investigate the transcriptional effects of ERK activation during germ layer specification.