The ‘progress zone’ model provides a framework for understanding progressive development of the vertebrate limb 1. This model holds that undifferentiated cells in a zone of fixed size at the distal ...
According to the progress zone model 7, proximodistal structures develop under the influence of a continuous signal, now understood to be a fibroblast growth factor (FGF) 8, produced by the overlying ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results