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The pS2/TFF1 trefoil factor, from basic research to clinical applications

S Ribieras1, C Tomasetto, M C Rio

  • 1Institut de Génétique et de Biologie Moléculaire et Cellulaire (IGBMC), Centre National de la Recherche Scientifique, Institut National de la Santé et de la Recherche Médicale U184, Université Louis Pasteur, Illkirch, C.U. de Strasbourg, France.

Biochimica Et Biophysica Acta
|September 18, 1998
PubMed
Summary

The pS2/TFF1 trefoil factor, normally in the stomach, plays roles in gastrointestinal health and cancer. It aids in healing ulcerations and can guide breast cancer hormone therapy decisions.

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Area of Science:

  • Gastroenterology and Oncology
  • Molecular Biology

Background:

  • pS2/TFF1 trefoil factor is endogenously expressed in the stomach.
  • Ectopic expression occurs in gastrointestinal inflammatory conditions and various carcinomas.
  • This factor is crucial for stomach development and mucosal integrity.

Purpose of the Study:

  • To explore the multifaceted roles of pS2/TFF1.
  • To evaluate its potential as a therapeutic agent for gastrointestinal ulcerations.
  • To assess its utility in predicting hormone therapy response in breast cancer.

Main Methods:

  • Analysis of pS2/TFF1 expression patterns in health and disease.
  • Investigation of its involvement in cellular processes like mucin polymerization and proliferation.
  • Clinical correlation studies for breast cancer patient stratification.

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Main Results:

  • pS2/TFF1 is implicated in maintaining mucosal integrity and may promote ulcer healing.
  • Its expression serves as a biomarker for selecting breast cancer patients for hormone therapy.
  • The factor influences cell motility, proliferation, differentiation, and potentially neural functions.

Conclusions:

  • pS2/TFF1 is a significant factor in gastrointestinal homeostasis and disease.
  • It holds therapeutic potential for gastrointestinal ulcerations.
  • pS2/TFF1 is a valuable biomarker in breast cancer treatment selection.