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Table 1 Finite-element model morphological parameters.

From: Bulk elastic properties of chicken embryos during somitogenesis

Subregion

Ellipse Axes

Thickness

midline

S b 2.2 ± 0.3 mm

84 ± 13 μm

 

S a 0.18 ± 0.02 mm

 
 

N = 10

N = 5

area pellucida

AP b 2.8 ± 0.2 mm

56 ± 11 μm

 

AP a 1.15 ± 0.1 mm

N = 5

area opaca

R AO 5 mm

76 ± 22 μm

  

N = 5

  1. The sizes were measured directly from the microscope images of multiple embryos.
  2. The outer margin of the area pellucida is not very well defined, but this error is less than that due to the variations between embryos.