E22 - SLPI s Role in Prostate Cancer

E22   |  11 min   |   Latest   |  Publication Link

• Podcast based on: Rosini, D.; Cosi, I.; De Iaco, P.; Sebastianelli, A.; Di Stefano, G.; Serni, S.; Nesi, G.; Notaro, R.; De Angioletti, M. SLPI in Prostate Cancer. Cancers 2026, 18, 487. https://doi.org/10.3390/cancers18030487
  Type: Review  |  Publication date: 01 February 2026
  
  
• Summary: SLPI is a protein that usually acts as a protective shield for our body’s internal surfaces. Its main jobs are to prevent tissue damage, fight germs, and control inflammation. However, in the context of cancer, SLPI acts like a double-edged sword. While it normally keeps us healthy, many cancers—including lung and breast cancer—hijack this protein to grow and spread more easily. In these cases, high levels of SLPI often signal a more aggressive disease. Interestingly, the opposite happens in some cases, like liver cancer, where more SLPI can be a positive sign. Prostate cancer shows a unique pattern: SLPI protein levels are low in the early stages but rise sharply as the cancer becomes advanced and resistant to treatments. By studying these shifts, scientists can better understand how a tumor behaves, helping doctors predict the disease’s path and develop more effective, personalized treatments for patients.
  
  
• Keywords: androgen; androgen receptor; biomarker; ETS transcription factors; ETV1; ETV4; transgenic mouse model; prostate cancer; secretory leukocyte protease inhibitor; SLPI

 

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