Evidence map›Paper›PMID 33329575›Full record

ArticleFrontiers in immunology2020

HDAC6 Inhibition Alleviates CLL-Induced T-Cell Dysfunction and Enhances Immune Checkpoint Blockade Efficacy in the Eμ-TCL1 Model.

Kamira Maharaj, John J Powers, Melanie Mediavilla-Varela, Alex Achille, Wael Gamal, Steven Quayle, Simon S Jones, Eva Sahakian, Javier Pinilla-Ibarz

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.0field-weighted citation impact, top 25% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 28 citations in OpenAlex.

  1. Review
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  4. Role of HDAC6 in carcinomas.Discover oncology · 2026
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  19. Targeting HDAC6 to Overcome Autophagy-Promoted Anti-Cancer Drug Resistance.International journal of molecular sciences · 2022
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  20. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 2 institutions in 1 country.

Kamira MaharajDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
John J PowersDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
Melanie Mediavilla-VarelaDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
Alex AchilleDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
Wael GamalDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
Steven QuayleCue Biopharma, Cambridge, MA, United States.
Simon S JonesRegenacy Pharmaceuticals, Inc., Waltham, MA, United States.
Eva SahakianDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
Javier Pinilla-IbarzDepartment of Immunology, H. Lee Moffitt Cancer Center & Research Institute, Tampa, FL, United States.
Moffitt Cancer Center · USUniversity of South Florida · US

Funding

TRANSLATIONAL RESEARCHP30CA076292 · NCI · UNIVERSITY OF SOUTH FLORIDA · PI Christine O'Connell · 1998 to 2026
$93.5M
NCI NIH HHS P30 CA076292
6 · The paper itself

Abstract

Development of chronic lymphocytic leukemia (CLL) is associated with severe immune dysfunction. T-cell exhaustion, immune checkpoint upregulation, and increase of regulatory T cells contribute to an immunosuppressive tumor microenvironment. As a result, CLL patients are severely susceptible to infectious complications that increase morbidity and mortality. CLL B-cell survival is highly dependent upon interaction with the supportive tumor microenvironment. It has been postulated that the reversal of T-cell dysfunction in CLL may be beneficial to reduce tumor burden. Previous studies have also highlighted roles for histone deacetylase 6 (HDAC6) in regulation of immune cell phenotype and function. Here, we report for the first time that HDAC6 inhibition exerts beneficial immunomodulatory effects on CLL B cells and alleviates CLL-induced immunosuppression of CLL T cells. In the Eμ-TCL1 adoptive transfer murine model, genetic silencing or inhibition of HDAC6 reduced surface expression of programmed death-ligand 1 (PD-L1) on CLL B cells and lowered interleukin-10 (IL-10) levels. This occurred concurrently with a bolstered T-cell phenotype, demonstrated by alteration of coinhibitory molecules and activation status. Analysis of mice with similar tumor burden indicated that the majority of T-cell changes elicited by silencing or inhibition of HDAC6

Indexed as

AgedAnimalsAntibodies, MonoclonalAntineoplastic AgentsB-LymphocytesDisease Models, AnimalFemaleHistone Deacetylase 6Histone Deacetylase InhibitorsHumansHydroxamic AcidsImmune Checkpoint InhibitorsLeukemia, Lymphocytic, Chronic, B-CellMaleMice, TransgenicMiddle AgedAntibodies, MonoclonalAntineoplastic AgentsHistone Deacetylase 6Histone Deacetylase InhibitorsHydroxamic AcidsImmune Checkpoint InhibitorsN-hydroxy-2-(1-phenylcycloproylamino)pyrimidine-5-carboxamidePyrimidinesricolinostatB cellchronic lymphocytic leukemiaHDAC6histone deacetylaseimmune checkpointPD-1PD-L1T cell

Identifiers

PMID33329575
PMCPMC7719839
OpenAlexW3108746969

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.