HEX Expression in Breast Tissue and Cancer
Author Information
Author(s): Cinzia Puppin, Fabio Puglisi, Lucia Pellizzari, Guidalberto Manfioletti, Marta Pestrin, Maura Pandolfi, Andrea Piga, Carla Di Loreto, Giuseppe Damante
Primary Institution: Università di Udine, Italy
Hypothesis
The study aims to evaluate the localization and function of the protein HEX in normal and tumoral breast tissues and in breast cancer cell lines.
Conclusion
The localization of HEX is regulated in epithelial breast cells, with changes occurring during lactation and tumorigenesis.
Supporting Evidence
- HEX is expressed in both the nucleus and cytoplasm of normal breast tissue.
- Nuclear HEX expression is significantly reduced in breast cancer compared to normal tissue.
- Lactating breast tissues show increased nuclear localization of HEX.
Takeaway
The HEX protein is found in both normal and cancerous breast tissues, and its location changes during lactation and cancer.
Methodology
Immunohistochemistry and real-time PCR were used to evaluate HEX expression and localization in breast tissues and cell lines.
Limitations
The study did not include a diverse range of breast cancer types and focused primarily on specific cell lines.
Participant Demographics
The study included 9 normal non-lactating breast tissues, 3 lactating breast tissues, 14 ductal breast carcinomas, and 6 lobular breast carcinomas.
Statistical Information
P-Value
0.023
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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