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Porcn as a novel therapeutic target in cancer therapy: A review
Mortaza Raeisi1, Maryam Saberivand1, Kobra Velaei2
1Hematology and Oncology Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
Abstract:
Wingless-related integration site (Wnt) signaling is one of the main oncogenic pathways in different malignancies. Therefore, targeting this pathway has been considered an exciting strategy in cancer treatment. Porcn is among the central enzymes in this pathway that has recently been considered for cancer-targeted therapy. As a membrane-bound O-acyltransferase, Porcn plays a critical role in wnt ligand palmitoylation and its subsequent secretion. In addition to Porcn's role in stem cell signaling and differentiation, recent findings have shown its role in developing and progressing colorectal, pancreatic, liver, head, and neck cancers. Developed small molecule inhibitors have also opened a promising window toward cancer treatment strategies. In this review, the structure and biological role of Porcn in different cancer-related signaling pathways and inhibitors used for inhibiting this enzyme are discussed.
Insights
Wingless-related integration site (Wnt) signaling drives cancer. Porcupine (Porcn) enzyme inhibitors show promise for targeted cancer therapy by blocking Wnt ligand secretion.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- Wingless-related integration site (Wnt) signaling is a key pathway implicated in various cancers.
- Porcupine (Porcn) is a critical enzyme in Wnt ligand acylation and secretion, making it a potential therapeutic target.
Purpose of the Study:
- To review the structure and biological role of Porcn in cancer.
- To discuss Porcn inhibitors as a therapeutic strategy for malignancies.
Main Methods:
- Literature review of Porcn's role in cancer signaling pathways.
- Analysis of small molecule inhibitors targeting Porcn.
Main Results:
- Porcn is crucial for Wnt ligand palmitoylation and secretion.
- Porcn's involvement in colorectal, pancreatic, liver, head, and neck cancers is highlighted.
- Small molecule inhibitors targeting Porcn demonstrate therapeutic potential.
Conclusions:
- Targeting Porcn offers a promising strategy for cancer treatment.
- Further research into Porcn inhibitors could lead to novel cancer therapies.
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