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Salk Institute

Stem Cell Chicken and Egg Debate Moves to Unlikely Arena: The Testes

Caption: The hub cells found at the tip of Drosophila testis are outlined with DE-cadherin (shown in red). A lineage tracing strategy, which marks somatic stem cells and their offspring with green flourescent protein, revealed that these cells are direct descendants of somatic stem cells.

Credit: Image: Courtesy of Justin Voog, Salk Institute for Biological Studies.

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Related news release: Stem cell chicken and egg debate moves to unlikely arena: the testes