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Medical Definition of Hubrecht's protochordal knot
1. A local thickening of the blastoderm at the cephalic end of the primitive streak of the embryo. Synonym: Hensen's knot, Hensen's node, Hubrecht's protochordal knot, primitive knot, protochordal knot. (05 Mar 2000)
Lexicographical Neighbors of Hubrecht's Protochordal Knot
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