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Research Paper

The Textural Aspects of Vessel Formation during Embryo Development and Their Relation to Gastrulation Movements

Vincent Fleury, Mathieu Unbekandt, Alia Al-Kilani and Thi-Hanh Nguyen

volume 3 | issue 1

jan/feb/march 2007


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We have investigated the microscopic physical inhomogeneity ("texture") of the avian embryo in vivo by shadowgraph. This non-invasive technique allows one to correlate the shape of blood vessels to the physical, micro-structural, pattern that exists in the embryo prior to vessel appearance. Before any vessel forms, vascular paths are present and are pre-patterned, by fields of cellular orientations and lumen anisotropies. We find the origin of this pre-pattern in the movements of the embryo during gastrulation, and the related deformation and force field, which establish both the animal and vascular pattern.



We now provide open access to journal articles published online for one year or more. This article may be downloaded at the following link:
 Download PDF

If the document does not open, please right-click on the link (control-click on a Macintosh) and select the option to save the file to disk.