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University of Tennessee Health Science Center

Tamoxifen: Mechanisms of Resistance

Abstract

dc:description.abstract

<p>The role of estrogen in breast cancer has been recognized for decades. The selective estrogen receptor modulator tamoxifen was the first targeted therapy for the treatment of breast cancer. It was also the first drug approved by the FDA for the reduction of breast cancer risk. While tamoxifen has extended the lives of countless patients with breast cancer, resistance to tamoxifen remains a significant clinical problem. Work over the last two decades has greatly enhanced our understanding of the molecular mechanisms by which breast cancer cells may become resistant to tamoxifen treatment. Here I review our current understanding of the tamoxifen’s mechanism of altering estrogen signaling along with the current experimental and clinical work investigating the mechanisms by which breast cancer cells develop resistance. Elucidation of the molecular mechanisms underlying tamoxifen resistance will allow improvement of treatment by potentially enhancing the effects of tamoxifen while reducing the incidence of resistance.</p>

Degree

thesis:*
Name thesis:degree_name
Master of Science (MS)
Level thesis:degree_level
Thesis
Discipline thesis:degree_discipline
Pharmacology
Year dc:date.available
2010

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Adams, Cyrus McCoy
Contributors dc:contributor
  • Dale P. Suttle, Ph.D., B.S.

Subjects

dc:subject × 5

Identifiers

dc:identifier.*
Repository record dc:identifier
https://dc.uthsc.edu/dissertations/4
OAI identifier oai:identifier
oai:dc.uthsc.edu:dissertations-1006

Chain of custody

source
Harvested from
University of Tennessee Health Science Center
Base URL
dc.uthsc.edu/do/oai/
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Adams, Cyrus McCoy. Tamoxifen: Mechanisms of Resistance. Thesis thesis, 2010. https://dc.uthsc.edu/dissertations/4