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Further Reading
Cohn MJ
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Tickle C
(1996) Limbs: a model for pattern formation within the vertebrate body plan. Trends in Genetics 12: 253–257.
Hinchliffe JR
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Johnson DR
(1980) The Development of the Vertebrate Limb: An Approach Through Experiment, Genetics, and Evolution. Clarendon Press: Oxford.
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Hurlé JM
(2010) Sculpturing digit shape by cell death. Apoptosis 15: 365–375.
Tickle C
(2015) How the embryo makes a limb: determination, polarity and identity. Journal of Anatomy 227: 418–430.
Tickle C
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Towers M
(2017) Sonic Hedgehog signalling in limb development. Frontiers in Cell and Developmental Biology 5: 14.
Towers M
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Wolpert L
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Tickle C
(2012) Gradients of signalling in the developing limb. Current Opinion in Cell Biology 24: 181–187.
Zeller R
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López‐Ríos J
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Zuniga A
(2009) Vertebrate limb bud development: moving towards integrative analysis of organogenesis. Nature Reviews. Genetics 10: 845–858.