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Table 1 Selected target genes involved in the development and morphogenesis of jaw skeletal elements and with modular effects along the anterior-posterior axis during viscerocranial skeletogenesis

From: Divergence in larval jaw gene expression reflects differential trophic adaptation in haplochromine cichlids prior to foraging

Gene

Function(s) at early developmental stages

Modular viscerocranium expression

Potential functions(s) at late developmental stages

References

bapx1

Positional specification of oral jaw joint

Anterior

Mediating the effects of growth and morphogenic signals on oral jaw skeletal elements

[23,24,25]

foxq1b

Formation of lower oral jaw

Anterior

Mediating the effects of signals induced by environmental compounds on oral jaw skeletal elements

[26,27,28]

wnt9b

Dorso-ventral patterning of oral jaw

Anterior

Mediating Wnt pathway dependent outgrowth of upper jaw

[29, 30]

satb2

Determining length of distal jaw module

Anterior or posterior

Contributing to variations and evolvability of the distal jaw domain

[31, 32]

fgf8a

Cell migration towards pharyngeal pouches

Posterior

Determining skeletal size in posterior pharyngeal arches

[33,34,35]

lbh

Morphological variations along anterior-posterior jaw skeleton

Anterior or posterior

Activation of Ap-1 complex, a mechanically induced signal affecting skeletogenesis

[17, 19, 36,37,38]

prdm1a

Patterning and morphogenesis of posterior jaw skeleton

Posterior

Mediating the effects of RA signal on jaw skeleton in response to environmental stimuli (e.g. different diets)

[37, 39,40,41,42]