.... Highlighted Article: In the chick wing, the relative timing of the specification of antero-posterior positional values and self-organising mechanisms determines digit patterning and identity. Digits Limb Positional information Self-organization Shh Chick development Various models have...

...., 2000 ). Hox genes FGF signaling Retinoids AP patterning Neural development Gene regulation Chick development caudal, Cdx Electroporation ©2002. 2002 14 8 2002 † Author for correspondence (e-mail: rek@stowers-institute.org ) ...

... by Company of Biologists 1998 Sonic hedgehog Cyclopamine Cholesterol Holoprosencephaly Chick development Teratogenesis Veratrum Cyclopia is a complex birth defect characterized by absence of median facial structures and an undivided forebrain, or holoprosencephaly, and arises from...

... of the development of the chick . Dev. Biol . 49 , 321 – 337 . 10.1016/0012-1606(76)90178-0 Eyal-Giladi , H. ( 1984 ). The gradual establishment of cell commitment during the early stages of chick development . Cell Differentiation 14 , 245 – 255 . 10.1016/0045-6039(84)90013-7...

... and the development of tail abnormalities. The possible role of endogenous electrical fields in chick tail development is discussed. * Author for correspondence 23 01 1992 © 1992 by Company of Biologists 1992 endogenous currents electrical fields chick development tail development...

... murine sarcoma virus-transformed cells . Proc. natn. Acad. Sci. U.S.A . 75 , 4001 – 4005 . 10.1073/pnas.75.8.4001 Eyal-Giladi , H. ( 1984 ). The gradual establishment of cell commitments during early stages of chick development . Cell Differentiation 14 , 245 – 255 . 10.1016...