Evidence map›Paper›PMID 32472093›Full record

ArticleScientific reports2020

Lipid Nanoparticle Formulation Increases Efficiency of DNA-Vectored Vaccines/Immunoprophylaxis in Animals Including Transchromosomic Bovines.

Eric M Mucker, Priya P Karmali, Jerel Vega, Steven A Kwilas, Hua Wu, Matthew Joselyn, John Ballantyne, Darryl Sampey, Rajesh Mukthavaram, Eddie Sullivan and 2 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.0field-weighted citation impact, top 8% 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

25 citing papers in PubMed, 50 citations in OpenAlex.

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  18. Research advance in lipid nanoparticle-mRNA delivery system and its application in CAR-T cell therapy.Zhejiang da xue xue bao. Yi xue ban = Journal of Zhejiang University. Medical sciences · 2022
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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

12 authors at 5 institutions in 1 country.

Eric M MuckerUS Army Medical Research Institute for Infectious Disease, Fort Detrick, MD, USA.ORCID http://orcid.org/0000-0002-4656-5379
Priya P KarmaliArcturus Therapeutics, San Diego, CA, USA.
Jerel VegaArcturus Therapeutics, San Diego, CA, USA.
Steven A KwilasUS Army Medical Research Institute for Infectious Disease, Fort Detrick, MD, USA.
Hua WuSAB Biotherapeutics, Sioux Falls, SD, USA.
Matthew JoselynUS Army Medical Research Institute for Infectious Disease, Fort Detrick, MD, USA.
John BallantyneAldevron, Fargo, ND, USA.
Darryl SampeyBioFactura, Frederick, MD, USA.
Rajesh MukthavaramArcturus Therapeutics, San Diego, CA, USA.
Eddie SullivanSAB Biotherapeutics, Sioux Falls, SD, USA.ORCID http://orcid.org/0000-0001-7468-2006
Pad ChivukulaArcturus Therapeutics, San Diego, CA, USA.
Jay W HooperUS Army Medical Research Institute for Infectious Disease, Fort Detrick, MD, USA. Jay.w.hooper.civ@mail.mil.ORCID http://orcid.org/0000-0002-4475-0415
Arcturus Therapeutics (United States) · USUnited States Army Medical Research Institute of Infectious Diseases · USSab Biotherapeutics (United States) · USAldevron (United States) · USBioFactura (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The use of nucleic acid as a drug substance for vaccines and other gene-based medicines continues to evolve. Here, we have used a technology originally developed for mRNA in vivo delivery to enhance the immunogenicity of DNA vaccines. We demonstrate that neutralizing antibodies produced in rabbits and nonhuman primates injected with lipid nanoparticle (LNP)-formulated Andes virus or Zika virus DNA vaccines are elevated over unformulated vaccine. Using a plasmid encoding an anti-poxvirus monoclonal antibody (as a reporter of protein expression), we showed that improved immunogenicity is likely due to increased in vivo DNA delivery, resulting in more target protein. Specifically, after four days, up to 30 ng/mL of functional monoclonal antibody were detected in the serum of rabbits injected with the LNP-formulated DNA. We pragmatically applied the technology to the production of human neutralizing antibodies in a transchromosomic (Tc) bovine for use as a passive immunoprophylactic. Production of neutralizing antibody was increased by >10-fold while utilizing 10 times less DNA in the Tc bovine. This work provides a proof-of-concept that LNP formulation of DNA vaccines can be used to produce more potent active vaccines, passive countermeasures (e.g., Tc bovine), and as a means to produce more potent DNA-launched immunotherapies.

Indexed as

Vaccines, DNAAnimalsAnimals, Genetically ModifiedAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralCattleChlorocebus aethiopsChromosomes, Artificial, HumanDose-Response Relationship, ImmunologicFemaleGenes, ImmunoglobulinMacaca fascicularisMaleNanoparticlesNeutralization TestsAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralVaccines, DNAViral Vaccines

Identifiers

PMID32472093
PMCPMC7260227
OpenAlexW3031484598

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.