The improbable targeted therapy: KRAS as an emerging target in non-small cell lung cancer (NSCLC)

Ravi Salgia1, Rebecca Pharaon1, Isa Mambetsariev1

  • 1Department of Medical Oncology and Therapeutics Research, City of Hope National Medical Center, Duarte, CA 91010, USA.

Cell Reports. Medicine
|February 1, 2021
PubMed

Insights

Targeting KRAS, a common cancer driver, is now possible in non-small cell lung cancer (NSCLC). Researchers are developing new KRAS-targeted drugs and immunotherapies to treat this challenging disease.

Area of Science:

  • Oncology
  • Molecular Biology
  • Drug Discovery

Background:

  • KRAS is a key oncogene in various solid tumors, notably non-small cell lung cancer (NSCLC).
  • Historically considered undruggable due to its challenging molecular structure.
  • Recent advancements have spurred the development of targeted therapies and immunotherapies.

Purpose of the Study:

  • To review emerging therapeutic strategies for KRAS-mutant NSCLC.
  • To highlight the progress in overcoming KRAS as a therapeutic target.
  • To discuss the potential of novel treatments in clinical trials.

Main Methods:

  • Literature review of preclinical and clinical studies.
  • Analysis of KRAS-targeted small-molecule inhibitors.
  • Evaluation of immunotherapeutic approaches targeting KRAS neoantigens.

Main Results:

  • Several novel KRAS inhibitors and combination therapies are in clinical development.
  • Immunotherapies are showing promise in generating anti-tumor immune responses.
  • Targeting KRAS mutations offers a new avenue for NSCLC treatment.

Conclusions:

  • KRAS-mutant NSCLC is becoming an actionable target with emerging therapies.
  • A combination of targeted drugs and immunotherapy may offer improved outcomes.
  • Further research and clinical trials are crucial to validate these promising approaches.

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