Evidence map›Paper›PMID 21383499›Full record

ArticleThe Journal of clinical investigation2011

A composite MyD88/CD40 switch synergistically activates mouse and human dendritic cells for enhanced antitumor efficacy.

Priyadharshini Narayanan, Natalia Lapteva, Mamatha Seethammagari, Jonathan M Levitt, Kevin M Slawin, David M Spencer

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
0.9field-weighted citation impact, top 28% 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

41 citing papers in PubMed, 54 citations in OpenAlex.

  1. Article
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  7. Getting (T cells) ENGaged.Haematologica · 2023
    Article
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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

6 authors at 1 institution in 1 country.

Priyadharshini NarayananDepartment of Pathology and Immunology, Baylor College of Medicine, Houston, Texas 77030, USA.
Natalia Lapteva
Mamatha Seethammagari
Jonathan M Levitt
Kevin M Slawin
David M Spencer
Baylor College of Medicine · US

Funding

Enhancement of Dendritic Cells for Improved ImmunotherapyR01CA120411 · NCI · BAYLOR COLLEGE OF MEDICINE · PI SPENCER, DAVID M · 2006 to 2009
$929k
NCI NIH HHS R01 CA120411NCI NIH HHS R01-CA120411
6 · The paper itself

Abstract

The in vivo therapeutic efficacy of DC-based cancer vaccines is limited by suboptimal DC maturation protocols. Although delivery of TLR adjuvants systemically boosts DC-based cancer vaccine efficacy, it could also increase toxicity. Here, we have engineered a drug-inducible, composite activation receptor for DCs (referred to herein as DC-CAR) comprising the TLR adaptor MyD88, the CD40 cytoplasmic region, and 2 ligand-binding FKBP12 domains. Administration of a lipid-permeant dimerizing ligand (AP1903) induced oligomerization and activation of this fusion protein, which we termed iMyD88/CD40. AP1903 administration to vaccinated mice enabled prolonged and targeted activation of iMyD88/CD40-modified DCs. Compared with conventionally matured DCs, AP1903-activated iMyD88/CD40-DCs had increased activation of proinflammatory MAPKs. AP1903-activated iMyD88/CD40-transduced human or mouse DCs also produced higher levels of Th1 cytokines, showed improved migration in vivo, and enhanced both antigen-specific CD8+ T cell responses and innate NK cell responses. Furthermore, treatment with AP1903 in vaccinated mice led to robust antitumor immunity against preestablished E.G7-OVA lymphomas and aggressive B16.F10 tumors. Thus, the iMyD88/CD40 unified "switch" effectively and safely replaced exogenous adjuvant cocktails, allowing remote and sustained DC activation in vivo. DC "licensing" through iMyD88/CD40 may represent a mechanism by which to exploit the natural synergy between the TLR and CD40 signaling pathways in DCs using a single small molecule drug and could augment the efficacy of antitumor DC-based vaccines.

Indexed as

Adjuvants, ImmunologicAnimalsCancer VaccinesCD40 AntigensDendritic CellsDrug SynergismFemaleHumansMiceMice, Inbred C57BLMice, KnockoutMyeloid Differentiation Factor 88Neoplasms, ExperimentalNF-kappa BOrganic ChemicalsProtein EngineeringAdjuvants, ImmunologicAP 1903 reagentCancer VaccinesCD40 AntigensMYD88 protein, humanMyd88 protein, mouseMyeloid Differentiation Factor 88NF-kappa BOrganic ChemicalsTacrolimus Binding Protein 1AToll-Like Receptors

Identifiers

PMID21383499
PMCPMC3069772
OpenAlexW2037802827

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.