Androgen receptor agonist activity of the synthetic progestin, medroxyprogesterone acetate, in human breast cancer cells.

Author: BentelJ M, BirrellS N, HoldsD J, HorsfallD J, PickeringM A, TilleyW D

Paper Details 
Original Abstract of the Article :
Medroxyprogesterone acetate (MPA), which is frequently used as second line hormonal therapy for the treatment of metastatic breast cancer, binds with high affinity to the progesterone receptor (PR). However, the androgenic side-effects of MPA suggest that it may also activate androgen receptor (AR) ...See full text at original site
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引用元:
https://doi.org/10.1016/s0303-7207(99)00109-4

データ提供:米国国立医学図書館(NLM)

Unraveling the Complexities of Medroxyprogesterone Acetate: An Androgen Receptor Agonist?

The use of hormonal therapies for the treatment of breast cancer is a complex and constantly evolving field. This study delves into the potential androgenic activity of medroxyprogesterone acetate (MPA), a common hormonal therapy for breast cancer. The authors explore the possibility that MPA may activate androgen receptor (AR)-regulated pathways, suggesting a more nuanced understanding of its mechanism of action.

A New Perspective on Medroxyprogesterone Acetate: An Androgen Receptor Agonist?

The study reveals that MPA, a commonly used hormonal therapy for breast cancer, may also act as an androgen receptor agonist. The researchers demonstrate that MPA can induce AR transactivation, suggesting that its effects in patients may be mediated through both progesterone receptor (PR) and AR pathways. This research provides a new perspective on the mechanism of action of MPA, potentially leading to a more comprehensive understanding of its clinical effects.

Navigating the Landscape of Breast Cancer Treatment: A Complex and Ever-Evolving Field

The study highlights the importance of ongoing research to understand the complex mechanisms of hormonal therapies for breast cancer. By delving into the intricate interactions between different receptors and signaling pathways, researchers can develop more targeted and effective treatments, improving outcomes for patients battling this challenging disease.

Dr. Camel's Conclusion

This study, a journey into the desert of breast cancer research, unveils a potentially new facet of medroxyprogesterone acetate, suggesting that it may act as an androgen receptor agonist. This finding adds a new layer of complexity to our understanding of MPA's mechanism of action, potentially leading to more personalized and effective treatment strategies for patients with breast cancer.

Date :
  1. Date Completed 1999-11-19
  2. Date Revised 2019-08-13
Further Info :

Pubmed ID

10509795

DOI: Digital Object Identifier

10.1016/s0303-7207(99)00109-4

Related Literature

SNS
PICO Info
in preparation
Languages

English

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