Cellular Senescence, a Novel Area of Investigation for Metastatic Diseases

Francesca Faggioli1,2, Michael C Velarde3, Christopher D Wiley4,5

  • 1IRCCS Humanitas Research Hospital, Via Manzoni 56, Rozzano, 20089 Milan, Italy.

Cells
|March 29, 2023
PubMed

Insights

Cellular senescence, a stress response, plays a role in cancer metastasis. Targeting senescent cells could be a new strategy to limit the spread of cancer and improve treatment outcomes.

Area of Science:

  • Oncology
  • Cell Biology
  • Cancer Research

Background:

  • Metastasis presents a significant challenge in cancer treatment, often leading to multiorgan failure.
  • Cellular senescence, a stress-induced state, is increasingly recognized for its role in cancer progression and spread.

Purpose of the Study:

  • To review the current understanding of cellular mechanisms enabling cancer cell invasion and colonization of secondary organs.
  • To elucidate the contribution of senescent cells to cancer metastasis.
  • To explore metabolic adaptations of senescent cells that may support cancer survival during metastatic dissemination.

Main Methods:

  • Literature review and synthesis of existing research on cellular senescence and cancer metastasis.
  • Analysis of the role of senescence in physiological invasive processes like placentation.
  • Examination of metabolic pathways and adaptations in senescent cells relevant to cancer survival.

Main Results:

  • Senescent cells possess features that facilitate cancer cell invasion and colonization.
  • Senescence contributes to the dissemination and outgrowth of metastatic cancer cells.
  • Metabolic reprogramming in senescent cells may enhance cancer cell survival throughout the metastatic cascade.

Conclusions:

  • Cellular senescence is a key factor in promoting cancer metastasis.
  • Targeting senescent cells represents a promising therapeutic avenue for inhibiting metastasis.
  • Further research into senescent cell biology could unlock novel anti-cancer strategies.

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