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Body tissues, comprising approximately 40% of the body weight, are crucial in drug distribution and localization. These tissues can serve as drug storage sites, competing with plasma binding sites for drug molecules.
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Genetic polymorphisms in drug targets have emerged as critical determinants of interindividual variability in drug response and toxicity. Pharmacogenomic investigations increasingly focus on identifying these variations to personalize and optimize therapeutic interventions. A drug target may be a receptor, enzyme, or signaling protein involved in pharmacologic responses or disease-related pathways. While early pharmacogenetic studies focused primarily on drug metabolism, current research...
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Related Experiment Video

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Selective estrogen receptor modulators: tissue specificity and clinical utility.

Stephen Martinkovich1, Darshan Shah1, Sonia Lobo Planey1

  • 1Department of Basic Sciences, The Commonwealth Medical College, Scranton, PA, USA.

Clinical Interventions in Aging
|September 12, 2014
PubMed
Summary

Selective estrogen receptor modulators (SERMs) offer tissue-specific effects by interacting with estrogen receptors (ERs). This review explores their mechanisms, therapeutic uses, and adverse effects in cancer and osteoporosis.

Keywords:
SERMsestrogen receptorsselective estrogen receptor modulators

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Area of Science:

  • Pharmacology
  • Endocrinology
  • Molecular Biology

Background:

  • Selective estrogen receptor modulators (SERMs) are nonsteroidal compounds that act as agonists or antagonists for estrogen receptors (ERs).
  • SERM action is characterized by target gene-specific and tissue-specific modulation of ER activity.
  • This specificity arises from ER subtype expression, co-regulatory protein variations, and ligand-induced ER conformational changes.

Purpose of the Study:

  • To review the mechanisms underlying SERM tissue specificity.
  • To highlight the clinical applications of established and emerging SERMs.
  • To discuss the therapeutic benefits and adverse effects of SERMs.

Main Methods:

  • Literature review of SERM mechanisms and clinical applications.
  • Analysis of factors contributing to tissue-specific SERM activity.
  • Synthesis of information on SERM efficacy and safety profiles.

Main Results:

  • SERMs exhibit diverse pharmacological profiles due to complex interactions at the molecular and cellular levels.
  • Key clinical applications include breast cancer treatment/prevention, osteoporosis management, and lipid profile improvement.
  • Adverse effects such as thromboembolic events and potential carcinogenesis necessitate careful clinical consideration.

Conclusions:

  • Understanding SERM tissue specificity is crucial for optimizing therapeutic strategies.
  • SERMs represent a valuable class of drugs with significant clinical utility but require careful risk-benefit assessment.
  • Further research into novel SERMs holds promise for improved treatment outcomes.