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Novel strategies targeting cancer stem cells through phytochemicals and their analogs

Prasad Dandawate1, Subhash Padhye, Aamir Ahmad

  • 1ISTRA, Department of Chemistry, Abeda Inamdar Senior College, University of Pune, Pune 411001, India.

Drug Delivery and Translational Research
|October 1, 2013
PubMed

Insights

Natural compounds like curcumin can target cancer stem cells (CSCs), which drive tumor recurrence and therapy resistance. Modified agents, such as CDF, enhance efficacy against these resilient cancer stem cells.

Area of Science:

  • Oncology
  • Cell Biology
  • Pharmacology

Background:

  • Cancer stem cells (CSCs) possess self-renewal and differentiation capabilities, contributing to tumor heterogeneity.
  • CSCs are linked to therapeutic resistance and tumor recurrence.
  • Key signaling pathways (Notch, Wnt, PI3K/Akt/mTOR) and markers (CD44, CD133, ALDH) are associated with CSCs.

Purpose of the Study:

  • To review self-renewal pathways and survival factors in CSCs.
  • To highlight natural agents that modulate CSC properties.
  • To explore modifications of natural agents for enhanced CSC targeting.

Main Methods:

  • Literature review of CSC self-renewal and survival mechanisms.
  • Analysis of natural agents (curcumin, sulforaphane, resveratrol, genistein, EGCG) targeting CSCs.
  • Examination of a novel curcumin derivative (CDF) for improved efficacy.

Main Results:

  • Natural agents modulate critical CSC pathways and markers.
  • Curcumin, sulforaphane, resveratrol, genistein, and EGCG show potential against CSCs.
  • The novel curcumin derivative CDF demonstrates enhanced efficacy against CSCs.

Conclusions:

  • Natural agents and their derivatives offer a promising strategy for targeting CSCs.
  • Targeted elimination of CSCs using nutraceuticals can aid cancer prevention and therapy.
  • Further mechanistic and clinical studies are warranted to exploit nutraceuticals against CSCs.
Keywords:
CDFCancer stem cellsEMTNotchPhytochemicals

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