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Science 12 September 2008:
Vol. 321. no. 5895, pp. 1450 - 1451
DOI: 10.1126/science.1163623
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Perspectives

DEVELOPMENTAL BIOLOGY:
Return to the Proliferative Pool

Acaimo González-Reyes1 and Jordi Casanova2

Differentiated tracheal cells in the fruit fly larva paradoxically revert to a progenitor form as development advances to the adult stage.

1Centro Andaluz de Biología del Desarrollo (CSIC-UPO), Sevilla, Spain.

2Institut de Biologia Molecular de Barcelona (CSIC) and Institut de Recerca Biomèdica, Barcelona, Spain. E-mail: jcrbmc{at}cid.csic.es

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Science. ISSN 0036-8075 (print), 1095-9203 (online)