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Zone of polarizing activity

Zone of polarizing activity

(Science: cell biology) The small group of mesenchyme cells in avian limb buds that is located at the posterior margin of the developing bud and that produces a substance, possibly retinoic acid, that provides positional information to the developing limb bud.

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... Hedgehog growth factor. This would cause the Zone of Polarizing Activity directed axis formation in limbs to go wrong, resulting ...

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by MrMistery
Sat Mar 08, 2008 10:24 am
Forum: Genetics
Topic: Evo-Devo
Replies: 14
Views: 7190

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