Evidence map›Paper›PMID 19233255›Full record

ReviewBiotechnology advances

Plasmid DNA vaccine vector design: impact on efficacy, safety and upstream production.

James A Williams, Aaron E Carnes, Clague P Hodgson

Abstract readReview
In one paragraph

Review in Biotechnology advances. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing 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

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

  1. Pooled it
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  13. Exploring the Potential of a Genome-ReducedInternational journal of molecular sciences · 2023
    Article
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  20. Nucleic Acid Delivery from Granular Hydrogels.Advanced healthcare materials · 2022
    Article

6 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

3 authors.

James A WilliamsNature Technology Corporation, Lincoln, NE 68521, USA. jim@natx.com
Aaron E Carnes
Clague P Hodgson

Funding

Chimeric enzyme for nucleic acid autohydrolysisR44GM072141 · NIGMS · NATURE TECHNOLOGY CORPORATION · PI WILLIAMS, JAMES · 2006 to 2007
$910k
Rapid deployment DNA vaccine for pandemic influenzaR43AI071660 · NIAID · NATURE TECHNOLOGY CORPORATION · PI WILLIAMS, JAMES · 2007 to 2007
$207k
Chimeric enzyme for host nucleic acid autohydrolysisR43GM072141 · NIGMS · NATURE TECHNOLOGY CORPORATION · PI WILLIAMS, JAMES · 2004 to 2004
$144k
NIAID NIH HHS R43 AI071660NIGMS NIH HHS R43 GM072141NIGMS NIH HHS R44 GM072141
6 · The paper itself

Abstract

Critical molecular and cellular biological factors impacting design of licensable DNA vaccine vectors that combine high yield and integrity during bacterial production with increased expression in mammalian cells are reviewed. Food and Drug Administration (FDA), World Health Organization (WHO) and European Medical Agencies (EMEA) regulatory guidance's are discussed, as they relate to vector design and plasmid fermentation. While all new vectors will require extensive preclinical testing to validate safety and performance prior to clinical use, regulatory testing burden for follow-on products can be reduced by combining carefully designed synthetic genes with existing validated vector backbones. A flowchart for creation of new synthetic genes, combining rationale design with bioinformatics, is presented. The biology of plasmid replication is reviewed, and process engineering strategies that reduce metabolic burden discussed. Utilizing recently developed low metabolic burden seed stock and fermentation strategies, optimized vectors can now be manufactured in high yields exceeding 2 g/L, with specific plasmid yields of 5% total dry cell weight.

Indexed as

Genetic TherapyGenetic VectorsPlasmidsVaccines, DNAAnimalsEscherichia coliFermentationGene ExpressionHumansMammalsVaccines, DNA

Identifiers

PMID19233255
PMCPMC2693335

What OpenQuestion holds

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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.