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DeCS
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Descriptor English:
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Primitive Streak
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Descriptor Spanish:
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Línea Primitiva
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Descriptor Portuguese:
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Linha Primitiva
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Synonyms English:
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Primitive Streaks
Streak, Primitive
Streaks, Primitive
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Tree Number:
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A16.830
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Definition English:
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A linear band of rapidly proliferating cells that begins near the posterior end of an embryo and grows cranially. Primitive streak is formed during GASTRULATION by the convergent migration of primary ectodermal cells (EPIBLAST). The knot at the tip of the streak is called HENSEN NODE. |
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History Note English:
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2008; use GASTRULA 1979-2007
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Allowable Qualifiers English:
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Record Number:
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52546
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Unique Identifier:
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D054240
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Occurrence in VHL:
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Similar:
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DeCS
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