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Updated: May 14, 2026

Modeling Paracrine Noncanonical Wnt Signaling In Vitro
Published on: December 10, 2021
Systemic effects of Wnt signaling
Nicola Maruotti1, Addolorata Corrado, Anna Neve
1Department of Rheumatology, University of Foggia Medical School, Foggia, Italy.
Abstract:
Wnt signaling plays a key role in several physiological and pathological aspects. Even if Wnt signal was first described more than 20 years ago, its role in systemic effects, such as angiogenesis and vascular disorders, bone biology, autoimmune diseases, neurological diseases, and neoplastic disorders, was only recently emerged through the use of animal and in vitro models. Moreover, Wnt signaling inhibitors, such as DKK-1, may be advantageously considered targets for the treatment of several diseases, including osteoporosis, vascular diseases, inflammatory diseases, neurological diseases, and cancer. Nevertheless, further studies are required to provide a complete understanding of this complex signaling pathway, and especially of its role in human diseases, considering the possible advantageous effects of Wnt signaling inhibitors on the progression of disease conditions.
Insights
Wnt signaling influences physiological and pathological processes, impacting angiogenesis, bone health, and diseases like cancer. Inhibitors like DKK-1 show therapeutic potential, but further research is needed for human applications.
Area of Science:
- Molecular Biology
- Cell Signaling
- Physiology
Background:
- Wnt signaling, discovered over 20 years ago, has recently shown involvement in systemic effects.
- Its roles extend to angiogenesis, vascular disorders, bone biology, autoimmune diseases, neurological diseases, and cancer.
Purpose of the Study:
- To explore the systemic roles of Wnt signaling.
- To evaluate Wnt signaling inhibitors, such as DKK-1, as potential therapeutic targets.
Main Methods:
- Utilized animal models.
- Employed in vitro studies.
Main Results:
- Wnt signaling impacts diverse physiological and pathological processes.
- Wnt signaling inhibitors demonstrate potential in treating various diseases.
Conclusions:
- Wnt signaling is crucial in multiple systemic functions and diseases.
- DKK-1 and similar inhibitors offer promising therapeutic avenues for osteoporosis, vascular diseases, and cancer.
- Further investigation is essential to fully elucidate Wnt signaling in human diseases and optimize inhibitor-based therapies.
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