Mucin 1 (MUC1) is a novel partner for MAL2 in breast carcinoma cells
2009

MUC1 as a Partner for MAL2 in Breast Cancer Cells

Sample size: 5000000 publication Evidence: moderate

Author Information

Author(s): Fanayan Susan, Shehata Mona, Agterof Annelies P, McGuckin Michael A, Alonso Miguel A, Byrne Jennifer A

Primary Institution: The Children's Hospital at Westmead

Hypothesis

Does MAL2 interact with MUC1 in breast carcinoma cells?

Conclusion

MUC1 is identified as a novel partner for MAL2, suggesting that MAL2 may regulate MUC1 expression and localization.

Supporting Evidence

  • MAL2 was found to be overexpressed in breast cancer.
  • Yeast two-hybrid screening identified MUC1 as a frequent binding partner of MAL2.
  • Co-immunoprecipitation confirmed the interaction between MAL2 and MUC1 in breast cancer cells.
  • Confocal microscopy showed co-localization of MAL2 and MUC1 in the cytoplasm of breast cancer cells.

Takeaway

The study found that a protein called MUC1 works together with another protein called MAL2 in breast cancer cells, which might help MUC1 get to the cell surface.

Methodology

Yeast two-hybrid screening and co-immunoprecipitation analyses were used to identify and confirm interactions between MAL2 and MUC1.

Digital Object Identifier (DOI)

10.1186/1471-2121-10-7

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