Evidence map›Paper›PMID 31793427›Full record

ReviewCurrent cancer drug targets2020

Old and New Approaches to Target the Hsp90 Chaperone.

Jackee Sanchez, Trever R Carter, Mark S Cohen, Brian S J Blagg

Abstract readReview
In one paragraph

Review in Current cancer drug targets, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 103 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
103citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

103 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Plant-Based HSP90 Inhibitors in Breast Cancer Models: A Systematic Review.International journal of molecular sciences · 2024
    Pooled it
  2. Review
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  16. In Vivo Visualization and Quantification of Brain Heat Shock Protein 90 with [Journal of nuclear medicine : official publication, Society of Nuclear Medicine · 2025
    Article
  17. Identification of novel small molecule chaperone activators for neurodegenerative disease treatment.Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2025
    Article
  18. Radiosynthesis and Evaluation of [Journal of labelled compounds & radiopharmaceuticals · 2025
    Article
  19. Article
  20. Article

43 more citing papers are in PubMed but not listed here.

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

4 authors.

Jackee SanchezDepartment of Pharmacology, University of Michigan, Ann Arbor, MI 48109, United States.
Trever R CarterDepartment of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, IN 46556, United States.
Mark S CohenDepartment of Pharmacology, University of Michigan, Ann Arbor, MI 48109, United States.
Brian S J BlaggDepartment of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, IN 46556, United States.

Funding

PREDOCTORAL TRAINING IN GENETICST32GM007544 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MORAN, JOHN V. · 1985 to 2022
$11.3M
Development and Evaluation of Purine and Coumarin Based Hsp90 Inhibitors`U01CA120458 · NCI · UNIVERSITY OF KANSAS LAWRENCE · PI BLAGG, BRIAN S J · 2007 to 2014
$2.6M
Development and Evaluation of Purine and Coumarin Based Hsp90 Inhibitors`R01CA120458 · NCI · UNIVERSITY OF NOTRE DAME · PI BLAGG, BRIAN S J · 2006 to 2019
$1.9M
Development of Hsp90 inhibitors for the treatment of cancerR01CA167079 · NCI · UNIVERSITY OF NOTRE DAME · PI BLAGG, BRIAN S J · 2012 to 2016
$1.5M
New paradigms for Hsp90 inhibitionR01CA213566 · NCI · UNIVERSITY OF NOTRE DAME · PI BLAGG, BRIAN S J · 2017 to 2020
$1.4M
Optimization and Investigation of Cruentaren A analogsR01CA216919 · NCI · UNIVERSITY OF NOTRE DAME · PI BLAGG, BRIAN S J, COHEN, MARK STEVEN · 2017 to 2021
$1.4M
NCI NIH HHS R01 CA120458NCI NIH HHS R01 CA167079NCI NIH HHS R01 CA213566NCI NIH HHS R01 CA216919NCI NIH HHS U01 CA120458NIGMS NIH HHS T32 GM007544
6 · The paper itself

Abstract

The 90-kDa heat shock protein (Hsp90) is a molecular chaperone that ensures cellular proteostasis by maintaining the folding, stabilization, activation, and degradation of over 400 client proteins. Hsp90 is not only critical for routine protein maintenance in healthy cells, but also during states of cellular stress, such as cancer and neurodegenerative diseases. Due to its ability to affect phosphorylation of numerous client proteins, inhibition of Hsp90 has been an attractive anticancer approach since the early 1990's, when researchers identified a druggable target on the amino terminus of Hsp90 for a variety of cancers. Since then, 17 Hsp90 inhibitors that target the chaperone's Nterminal domain, have entered clinical trials. None, however, have been approved thus far by the FDA as a cancer monotherapy. In these trials, a major limitation observed with Hsp90 inhibition at the N-terminal domain was dose-limiting toxicities and relatively poor pharmacokinetic profiles. Despite this, preclinical and clinical research continues to show that Hsp90 inhibitors effectively target cancer cell death and decrease tumor progression supporting the rationale for the development of novel Hsp90 inhibitors. Here, we present an in-depth overview of the Hsp90 inhibitors used in clinical trials. Finally, we present current shifts in the field related to targeting the carboxy-terminal domain of Hsp90 as well as to the development of isoform-selective inhibitors as a means to bypass the pitfalls of current Hsp90 inhibitors and improve clinical trial outcomes.

Indexed as

AnimalsAntineoplastic AgentsClinical Trials as TopicHSP90 Heat-Shock ProteinsHumansMolecular Targeted TherapyNeoplasmsProtein BindingAntineoplastic AgentsHSP90 Heat-Shock ProteinsCancerchaperonesgeldanamycinGrp94Hsp90novobiocin.TAS-116TRAP1

Identifiers

PMID31793427
PMCPMC7502213

What OpenQuestion holds

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Registered trials

None linked

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.