Novel histone deacetylase inhibitors in clinical trials as anti-cancer agents

Jiahuai Tan1, Shundong Cang, Yuehua Ma

  • 1Department of Medicine, The Mount Vernon Hospital, Mount Vernon, NY 10550, USA.

Insights

Histone deacetylase (HDAC) inhibitors show promise in cancer treatment by regulating gene expression. Clinical trials are exploring their efficacy in various hematological and solid malignancies.

Area of Science:

  • Molecular Biology
  • Oncology
  • Pharmacology

Background:

  • Histone deacetylases (HDACs) regulate gene expression and chromatin structure, impacting cancer initiation and progression.
  • Gene repression via acetylation modulation is a validated therapeutic strategy in cancer.
  • Vorinostat, an HDAC inhibitor, is FDA-approved for cutaneous T-cell lymphoma (CTCL).

Purpose of the Study:

  • To review recent developments in clinical trials of HDAC inhibitors as anti-tumor agents.
  • To highlight the therapeutic potential of various HDAC inhibitors in different malignancies.

Main Methods:

  • Review of current clinical trials involving HDAC inhibitors.
  • Analysis of therapeutic potential of HDAC inhibitors as monotherapy or in combination treatments.

Main Results:

  • Multiple HDAC inhibitors (e.g., FK228, PXD101, MS-275) demonstrate therapeutic potential.
  • Over 80 clinical trials are investigating HDAC inhibitors for hematological and solid tumors.

Conclusions:

  • HDAC inhibitors represent a promising class of anti-cancer agents.
  • Ongoing clinical trials are crucial for evaluating the efficacy of HDAC inhibitors in diverse cancer types.

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