Related Experiment Video
Updated: Jun 3, 2026
08:49
Murine Prostate Micro-dissection and Surgical Castration
Published on: May 11, 2016
Wnt signaling in prostate development and carcinogenesis.
Gvantsa Kharaishvili1, Dana Simkova, Eka Makharoblidze
1Laboratory of Molecular Pathology of Institute of Pathology, Institute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University Olomouc, Czech Republic.
Summary
The Wnt signaling pathway is vital for cell development and renewal. In prostate cancer, Wnt signaling promotes tumor growth, especially in resistant forms, highlighting its therapeutic potential.
Area of Science:
- Molecular Biology
- Cell Biology
- Oncology
Background:
- The Wnt signaling pathway regulates critical cellular processes including cell fate, stem cell renewal, proliferation, and differentiation.
- Aberrant Wnt signaling is linked to various diseases, including cancer, hereditary, and degenerative conditions.
Purpose of the Study:
- To review the role of the Wnt pathway in prostate stem/progenitor cell renewal and prostate gland development.
- To examine how Wnt signaling is altered in prostate cancer, particularly in the context of androgen activity and resistance.
Main Methods:
- Literature review of existing research on Wnt signaling in prostate cancer.
- Analysis of evidence linking Wnt signaling to androgen receptor expression and prostate cancer growth.
- Examination of Wnt signaling in androgen-ablation resistant tumors and bone metastases.
Main Results:
- Wnt signaling plays a key role in prostate stem/progenitor cell renewal and prostate development.
- Wnt signaling enhances androgen receptor expression and promotes prostate cancer growth, even after androgen ablation.
- Wnt signaling is upregulated in androgen-ablation resistant prostate tumors and bone metastases.
Conclusions:
- Modulators of the Wnt pathway are of significant therapeutic interest for prostate cancer.
- Inhibiting Wnt signaling may reduce prostate cancer self-renewal and aggressiveness.
- Activating Wnt signaling could be beneficial for tissue regeneration where stem cell activity is needed.
Related Concept Videos
02:54Canonical Wnt Signaling Pathway
The gene encoding the main signaling molecules of the Wnt signaling pathways (the Wnt proteins) was discovered almost four decades ago by Nüsslein-Volhard and Wieschaus. They identified and originally named the gene "wingless" (wg) after a phenotype discovered during their landmark genetic screen in Drosophila for body pattern defects. At around the same time, another researcher named Harold Varmus found that a murine tumor virus activates the mammalian wg homolog, Int-1, which results in tumor...
02:54Canonical Wnt Signaling Pathway
The gene encoding the main signaling molecules of the Wnt signaling pathways (the Wnt proteins) was discovered almost four decades ago by Nüsslein-Volhard and Wieschaus. They identified and originally named the gene "wingless" (wg) after a phenotype discovered during their landmark genetic screen in Drosophila for body pattern defects. At around the same time, another researcher named Harold Varmus found that a murine tumor virus activates the mammalian wg homolog, Int-1, which results in tumor...
01:41Non-Canonical Wnt Signaling Pathways
Wnt is a zygotic effect gene that is expressed during very early embryonic development. It regulates various processes in animals starting from early development through the adult stage, such as organogenesis in the embryo and maintenance of neuronal and blood stem cells. Wnt proteins can induce a wide variety of intracellular pathways depending upon the specific abilities of different Wnt ligands to form a complex with shared and cognate receptors in the presence of different co-receptors. The...
01:41Non-Canonical Wnt Signaling Pathways
Wnt is a zygotic effect gene that is expressed during very early embryonic development. It regulates various processes in animals starting from early development through the adult stage, such as organogenesis in the embryo and maintenance of neuronal and blood stem cells. Wnt proteins can induce a wide variety of intracellular pathways depending upon the specific abilities of different Wnt ligands to form a complex with shared and cognate receptors in the presence of different co-receptors. The...
03:03mTOR Signaling and Cancer Progression
The mammalian target of rapamycin or mTOR protein was discovered in 1994 due to its direct interaction with rapamycin. The protein gets its name from a yeast homolog called TOR. The mTOR protein complex in mammalian cells plays a major role in balancing anabolic processes such as the synthesis of proteins, lipids, and nucleotides and catabolic processes, such as autophagy in response to environmental cues, such as availability of nutrients and growth factors.
The mTOR pathway or the...
The mTOR pathway or the...
03:03mTOR Signaling and Cancer Progression
The mammalian target of rapamycin or mTOR protein was discovered in 1994 due to its direct interaction with rapamycin. The protein gets its name from a yeast homolog called TOR. The mTOR protein complex in mammalian cells plays a major role in balancing anabolic processes such as the synthesis of proteins, lipids, and nucleotides and catabolic processes, such as autophagy in response to environmental cues, such as availability of nutrients and growth factors.
The mTOR pathway or the...
The mTOR pathway or the...