In tumor cells of patients with congenital hamartoma syndromes such as Cowden syndrome (CS), tuberous sclerosis complex (TSC) syndrome and Peutz-Jeghers syndrome, the...
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In normal cells without a Wnt signal a cytosolic destruction complex phosphorylates the signaling protein b-catenin leading to its degradation. In the presence of...
The TGF-beta superfamily comprises several different extracellular factors. The factors bind to and activate the membrane-bound TGF-beta receptor, which is a serine...
The JAK/STAT pathway begins with the activation of a membrane bound cytokine receptor by interferon or another cytokine. The activated receptor recruits and activates...
In normal cells, activation of the hedgehog signaling pathway begins with the binding of the extracellular hedgehog protein to the membrane receptor Patched. The...
Onkoview 2015
The hedgehog signaling pathway – Part 2: Activation of the Hedgehog pathway in basal cell carcinoma and medulloblastoma
The hedgehog signaling pathway is constitutively active in cells of basal cell carcinoma and medulloblastoma. This activation is caused by the mutational inactivation or...
