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Targeting autophagy as a potential therapeutic approach for melanoma therapy

He Liu1, Zhaoyue He, Hans-Uwe Simon

  • 1Institute of Pharmacology, University of Bern, Friedbuehlstrasse 49, CH-3010 Bern, Switzerland.

Seminars in Cancer Biology
|July 9, 2013
PubMed

Insights

Autophagy, a cellular process, shows promise for improving melanoma treatment by targeting alternative pathways when chemotherapy fails. Further research into its dual role in cancer cell death is crucial for therapeutic strategies.

Area of Science:

  • Oncology
  • Cell Biology
  • Cancer Research

Background:

  • Melanoma is a rapidly progressing skin cancer resistant to conventional treatments, particularly after metastasis.
  • Chemotherapeutic drugs often induce apoptosis, a process frequently deficient in cancer cells, necessitating alternative therapeutic targets.
  • Autophagy, a conserved cellular catabolic process, is being investigated for its potential in enhancing melanoma treatment outcomes.

Purpose of the Study:

  • To review the current literature on the role of autophagy in melanoma.
  • To explore autophagy's involvement in chemo- and immunotherapy resistance and its potential as a therapeutic target.
  • To examine autophagy's role in melanoma under conditions of hypoxia and altered metabolism.

Main Methods:

  • Literature review of recent studies on autophagy in melanoma.
  • Analysis of autophagic marker expression in melanoma.
  • Investigation of autophagy's interplay with chemotherapy, immunotherapy, hypoxia, and metabolic pathways.

Main Results:

  • Autophagy plays a complex, dual role in cancer therapy, potentially promoting or inhibiting cell death.
  • Understanding autophagy's mechanisms in melanoma is key to developing novel therapeutic strategies.
  • Expression of autophagic markers and modulation of autophagy under specific conditions are critical factors.

Conclusions:

  • Targeting autophagy pathways offers a promising avenue for overcoming chemo- and radioresistance in melanoma.
  • Further research into the dual role of autophagy is essential for optimizing its therapeutic application in melanoma.
  • Autophagy modulation holds potential for improving treatment efficacy in melanoma, especially in advanced stages.
Keywords:
3-MA3-methyladenine5-ALA5-aminolevulinic acidAMBRA1APCASSATGATMAtaxia telangiectasia mutatedAutophagyBNBafA1Bif-1CQCTLCTLA-4Cav-1ChemotherapyDDRDNDNA damage responseDRiPsEMERGA-DMHIFHLAHypoxiaIFNImmunotherapyLAMP2LC3MHCMelanomaPCLPEPEDFPEIPFSPI3KPI3PRGPROSSKPTMATRAILULK1UV radiation resistance associated geneUVRAGVGPantigen-presenting cellargininosuccinate synthetaseautophagy-relatedautophagy/Beclin 1 regulator 1bafilomycin A1benign nevicaveolin-1chloroquinecytolytic T lymphocytecytotoxic T-lymphocyte antigen 4defective ribosomal productsdysplastic nevielectron microscopyendophilin B1endoplasmic reticulumganoderic acid-dextromethorphanhuman leukocyte antigenhypoxia-inducible factorinterferonlysosomal-associated membrane protein 2mTORmajor histocompatibility complexmammalian target of rapamycinmicrotubule-associated protein 1 light chain 3phophatidylinositol-3-phosphatephosphatidylethanolaminephosphoinositide 3-kinasepigment epithelium-derived factor receptorpolyethylene iminepolygonatum cyrtonema lectinprogression free survivalradial growth phasereactive oxygen speciesskin-derived precursortissue microarraytumor necrosis factor-related apoptosis-inducing ligandunc-51-like kinase 1vertical growth phase

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