Feedback from differentiated cells may keep precursor cells in check, controlling proliferation and differentiation. One such mechanism is now shown to control neuron numbers in the olfactory epithelium.
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Hastings, N., Gould, E. Neurons inhibit neurogenesis. Nat Med 9, 264–266 (2003). https://doi.org/10.1038/nm0303-264
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DOI: https://doi.org/10.1038/nm0303-264
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