Evidence map›Paper›PMID 34494382›Full record

ArticleAdvanced healthcare materials2021

Spherical Nucleic Acid Vaccine Structure Markedly Influences Adaptive Immune Responses of Clinically Utilized Prostate Cancer Targets.

Michelle H Teplensky, Jasper W Dittmar, Lei Qin, Shuya Wang, Michael Evangelopoulos, Bin Zhang, Chad A Mirkin

Open access · greenAbstract read
In one paragraph

Article in Advanced healthcare materials, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.3field-weighted citation impact, top 11% 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

28 citing papers in PubMed, 36 citations in OpenAlex.

  1. Design Considerations for Potent DNA-Platform-Based Cancer Vaccines.Current opinion in biomedical engineering · 2026
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  8. Modulating antigen processing through metal-organic frameworks to bias adaptive immunity.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  9. Controlling intracellular processing to enhance spherical nucleic acid immune stimulation.Proceedings of the National Academy of Sciences of the United States of America · 2025
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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

7 authors at 1 institution in 2 countries.

Michelle H TeplenskyDepartment of Chemistry and the International Institute for Nanotechnology, Northwestern University, Evanston, IL, 60208, USA.
Jasper W DittmarDepartment of Biomedical Engineering, Northwestern University, Evanston, IL, 60208, USA.
Lei QinDepartment of Medicine, Division of Hematology and Oncology, Northwestern University, Chicago, IL, 60611, USA.
Shuya WangInterdisciplinary Biological Sciences Program, Northwestern University, Evanston, IL, 60208, USA.
Michael EvangelopoulosDepartment of Biomedical Engineering, Northwestern University, Evanston, IL, 60208, USA.
Bin ZhangDepartment of Medicine, Division of Hematology and Oncology, Northwestern University, Chicago, IL, 60611, USA.
Chad A MirkinDepartment of Chemistry and the International Institute for Nanotechnology, Northwestern University, Evanston, IL, 60208, USA.ORCID 0000-0002-6634-7627
Northwestern University · US

Funding

Project 3: Spherical Nucleic Acids as Immunotherapeutic Agents for Prostate CancerU54CA199091 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI MIRKIN, CHAD A. · 2015 to 2019
$11.7M
Chemistry of Life Processes Predoctoral Training ProgramT32GM105538 · NIGMS · NORTHWESTERN UNIVERSITY · PI KELLEHER, NEIL L · 2013 to 2022
$2.7M
Cancer Nanotechnology Training ProgramT32CA186897 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI WOLOSCHAK, GAYLE E. · 2015 to 2019
$1.2M
NCI NIH HHS T32 CA186897NCI NIH HHS U54 CA199091NIGMS NIH HHS T32 GM105538
6 · The paper itself

Abstract

Cancer vaccines, which activate the immune system against a target antigen, are attractive for prostate cancer, where multiple upregulated protein targets are identified. However, many clinical trials implementing peptides targeting these proteins have yielded suboptimal results. Using spherical nucleic acids (SNAs), we explore how precise architectural control of vaccine components can activate a robust antigen-specific immune response in comparison to clinical formulations of the same targets. The SNA vaccines incorporate peptides for human prostate-specific membrane antigen (PSMA) or T-cell receptor γ alternate reading frame protein (TARP) into an optimized architecture, resulting in high rates of immune activation and cytolytic ability in humanized mice and human peripheral blood mononuclear cells (hPBMCs). Specifically, administered SNAs elevate the production and secretion of cytokines and increase polyfunctional cytotoxic T cells and effector memory. Importantly, T cells raised from immunized mice potently kill targets, including clinically relevant cells expressing the whole PSMA protein. Treatment of hPBMCs increases costimulatory markers and cytolytically active T cells. This work demonstrates the importance of vaccine structure and its ability to reformulate and elevate clinical targets. Moreover, it encourages the field to reinvestigate ineffective peptide targets and repackage them into optimally structured vaccines to harness antigen potency and enhance clinical outcomes.

Indexed as

Cancer VaccinesProstatic NeoplasmsVaccines, DNAAnimalsHumansImmunityLeukocytes, MononuclearMaleMiceCancer VaccinesVaccines, DNAhumanized mice modelsnanotechnologyprostate cancerspherical nucleic acids (SNAs)vaccine immunotherapy

Identifiers

PMID34494382
PMCPMC8599645
OpenAlexW3198476192

What OpenQuestion holds

Textmetadata
LicenceTDM
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.