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About the image

“Embryonic Dance,” an image by Antonio J. Giraldez, Ph.D., assistant professor of genetics and the inaugural Lois and Franklin Top Jr. Yale Scholar. With support from the Pew Scholars Program in the Biomedical Sciences, Giraldez studies vertebrate development using zebrafish as a model system. Here, messenger RNA in zebrafish embryos that is repressed by microRNAs encodes a fluorescent protein. The shorter embryos are mutants that lack microRNAs. More...