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Updated: Mar 15, 2026
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Isolation of Cancer Stem Cells From Human Prostate Cancer Samples
Published on: March 14, 2014
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Establishment and Characterisation of Two Canine Prostate Cancer Cell Lines with Stem Cell Marker Expression
Michelle M Story1, Brett W Stringer2, Rodney Straw3
1School of Veterinary Science, The University of Queensland, Gatton, QLD 4343, Australia.
Animals : an Open Access Journal From MDPI
|March 14, 2026
Summary
Researchers developed new canine prostatic adenocarcinoma cell lines to study aggressive cancer. These models help understand cancer stem cells, improving canine and human prostate cancer research and treatment.
Area of Science:
- Veterinary Oncology
- Cancer Biology
- Translational Research
Background:
- Canine prostatic adenocarcinoma is aggressive and often diagnosed late.
- Cancer stem cells (CSCs) drive tumor progression and treatment resistance in human prostate cancer.
- The role of CSCs in canine prostate cancer is not well understood.
Purpose of the Study:
- To establish and characterize novel canine prostatic adenocarcinoma cell lines.
- To investigate the role of cancer stem cells in canine disease.
- To develop better comparative models for canine and human prostate cancer research.
Main Methods:
- Established two canine prostatic adenocarcinoma cell lines (Kodiak and Bobby).
- Compared cell lines to original tumors and xenografts.
- Assessed expression of epithelial and cancer stem cell markers.
Main Results:
- Cell lines retained key epithelial and stemness features.
- Kodiak xenografts mimicked primary tumor histopathology.
- Selective loss of certain stem-like markers occurred in vitro, showing media-dependent plasticity.
Conclusions:
- The new cell lines (Kodiak and Bobby) are robust models for canine prostate cancer.
- These models facilitate translational research for both canine and human prostate cancer.
- Understanding CSCs in these models can improve prognosis and treatment strategies.
