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Contact: Gina Kirchweger
kirchweger@salk.edu
858-453-410-01340
Salk Institute
Caption: During plant embryogenesis microRNAs, labeled green, play an important part in the tightly orchestrated choreography that determines what goes up and what goes down. They ensure that HD-ZIP III genes are only expressed in the shoot meristem, which gives rise to all the above-ground portions of a plant.
Credit: Image: Courtesy of Zachary R. Smith, Salk Institute for Biological Studies
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Related news release: Root or shoot
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