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Related Concept Videos

Tumor Progression02:07

Tumor Progression

Tumor progression is a phenomenon where the pre-formed tumor acquires successive mutations to become clinically more aggressive and malignant. In the 1950s, Foulds first described the stepwise progression of cancer cells through successive stages.
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...
Tumor Progression02:07

Tumor Progression

Tumor progression is a phenomenon where the pre-formed tumor acquires successive mutations to become clinically more aggressive and malignant. In the 1950s, Foulds first described the stepwise progression of cancer cells through successive stages.
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...
mTOR Signaling and Cancer Progression03:03

mTOR 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...
mTOR Signaling and Cancer Progression03:03

mTOR 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...
Abnormal Proliferation02:23

Abnormal Proliferation

Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the daughter...
Cancer Cell Migration through Invadopodia01:35

Cancer Cell Migration through Invadopodia

Invadosome is a broad category of cell surface structures with proteolytic activity that  degrades the extracellular matrix (ECM). Invadosomes are present in normal cell types, including macrophages, endothelial cells, and neurons, as well as tumor cells. Although the macrophage podosomes and tumor cell invadopodia are classified as invadosomes, they have different structures, molecular pathways, and functions. Podosomes are short structures that last for a few minutes. However, invadopodia can...

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Related Experiment Video

Updated: May 24, 2026

A Mimic of the Tumor Microenvironment: A Simple Method for Generating Enriched Cell Populations and Investigating Intercellular Communication
09:52

A Mimic of the Tumor Microenvironment: A Simple Method for Generating Enriched Cell Populations and Investigating Intercellular Communication

Published on: September 20, 2016

Caveolin-1 and prostate cancer progression.

Michael R Freeman1, Wei Yang, Dolores Di Vizio

  • 1Children's Hospital Boston, Boston, MA, USA. michael.freeman@childrens.harvard.edu

Advances in Experimental Medicine and Biology
|March 14, 2012
PubMed
Summary

Caveolin-1 protein promotes aggressive prostate cancer and disease progression. Its altered expression in cancer cells and stroma drives the transition to castration-resistant prostate cancer.

Area of Science:

  • Oncology
  • Molecular Biology
  • Biochemistry

Background:

  • Caveolin-1 identified as a marker for aggressive prostate cancer.
  • Caveolin-1 protein localizes to caveolae, regulating oncogenic signaling pathways.
  • Caveolin-1 influences lipid metabolism and can be secreted, acting in a paracrine manner.

Purpose of the Study:

  • To summarize the current understanding of caveolin-1's role in prostate cancer progression.
  • To elucidate the cellular and physiological mechanisms of caveolin-1 in prostate cancer phenotypes.
  • To review caveolin-1's involvement in the transition to castration-resistant prostate cancer.

Main Methods:

  • Literature review and synthesis of existing research on caveolin-1 in prostate cancer.
  • Analysis of studies investigating caveolin-1 expression patterns in tumor cells and stroma.

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Murine Prostate Micro-dissection and Surgical Castration
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Murine Prostate Micro-dissection and Surgical Castration

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Sequencing Small Non-coding RNA from Formalin-fixed Tissues and Serum-derived Exosomes from Castration-resistant Prostate Cancer Patients
12:13

Sequencing Small Non-coding RNA from Formalin-fixed Tissues and Serum-derived Exosomes from Castration-resistant Prostate Cancer Patients

Published on: November 19, 2019

Related Experiment Videos

Last Updated: May 24, 2026

A Mimic of the Tumor Microenvironment: A Simple Method for Generating Enriched Cell Populations and Investigating Intercellular Communication
09:52

A Mimic of the Tumor Microenvironment: A Simple Method for Generating Enriched Cell Populations and Investigating Intercellular Communication

Published on: September 20, 2016

Murine Prostate Micro-dissection and Surgical Castration
08:49

Murine Prostate Micro-dissection and Surgical Castration

Published on: May 11, 2016

Sequencing Small Non-coding RNA from Formalin-fixed Tissues and Serum-derived Exosomes from Castration-resistant Prostate Cancer Patients
12:13

Sequencing Small Non-coding RNA from Formalin-fixed Tissues and Serum-derived Exosomes from Castration-resistant Prostate Cancer Patients

Published on: November 19, 2019

  • Examination of research on caveolin-1's signaling, metabolic, and secreted functions.

    • Main Results:

    • Increased caveolin-1 expression in prostate adenocarcinoma cells correlates with disease aggressiveness.
    • Downregulation of caveolin-1 in prostate stroma is associated with disease progression.
    • Elevated serum levels of caveolin-1 in patients correlate with the extent of prostate cancer.
    • Caveolin-1 mediates progression to castration-resistant prostate cancer through multiple pathways.

    Conclusions:

    • Caveolin-1 plays a critical role in the evolution of prostate cancer cell phenotypes.
    • Altered caveolin-1 expression is a key driver of prostate cancer progression, particularly to castration resistance.
    • Understanding caveolin-1 mechanisms offers potential therapeutic targets for advanced prostate cancer.