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Updated: Apr 22, 2026

Dual Immunofluorescence of γH2AX and 53BP1 in Human Peripheral Lymphocytes
Published on: July 14, 2023
Team work matters: dual inhibition puts non-hodgkin lymphoma under siege
Giada Bianchi1, Irene M Ghobrial2
1Dana-Farber Cancer Institute, Department of Medical Oncology, Harvard Medical School, Boston, Massachusetts.
Abstract:
Inhibitors of PI3K/mTOR and histone deacetylases (HDAC) are effective in non-Hodgkin lymphoma (NHL). However, clinical resistance eventually ensues and combinatory therapies are sought to prevent it. Preclinical evaluation of dual PI3K/mTOR and HDAC inhibition is synergistic against NHL, paving the way for bench-to-bedside translation.
Insights
Dual inhibition of PI3K/mTOR and HDAC shows promise for treating non-Hodgkin lymphoma (NHL). This synergistic preclinical combination therapy may overcome clinical resistance, advancing treatment strategies.
Area of Science:
- Oncology
- Molecular Biology
- Pharmacology
Background:
- Non-Hodgkin lymphoma (NHL) treatments often involve PI3K/mTOR and histone deacetylase (HDAC) inhibitors.
- Clinical resistance to these therapies is a significant challenge in NHL management.
- Novel therapeutic strategies are needed to overcome treatment resistance.
Purpose of the Study:
- To investigate the preclinical efficacy of combining PI3K/mTOR and HDAC inhibitors in NHL.
- To determine if dual inhibition exhibits synergistic activity against NHL cells.
- To assess the potential for bench-to-bedside translation of this combination therapy.
Main Methods:
- Preclinical evaluation of dual PI3K/mTOR and HDAC inhibitors.
- Synergistic effect assessment in NHL models.
- In vitro and in vivo studies to validate therapeutic potential.
Main Results:
- Dual PI3K/mTOR and HDAC inhibition demonstrated synergistic anti-NHL activity.
- The combination therapy showed enhanced efficacy compared to single-agent treatments.
- Preclinical findings support the clinical relevance of this approach.
Conclusions:
- Combined PI3K/mTOR and HDAC inhibition is a promising strategy for overcoming resistance in NHL.
- This synergistic approach warrants further clinical investigation for NHL patients.
- The findings support the translation of dual inhibition therapy from preclinical research to clinical application.
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