Evidence map›Paper›PMID 21854804›Full record

ArticlePlasmid2011

Vectors for ligation-independent construction of lacZ gene fusions and cloning of PCR products using a nicking endonuclease.

Carrie J Oster, Gregory J Phillips

Open access · greenAbstract read
In one paragraph

Article in Plasmid, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.6field-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

6 citing papers in PubMed, 11 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Carrie J OsterDepartment of Veterinary Microbiology, Veterinary Medical Research Institute, 1802 University Boulevard, Iowa State University, Ames, IA 50011, USA.
Gregory J Phillips
Iowa State University · US

Funding

Use of dominant repressor alleles for non-antibiotic selection in Yersinia pestisR21AI074591 · NIAID · IOWA STATE UNIVERSITY · PI PHILLIPS, JAMES GREGORY · 2007 to 2008
$279k
NIAID NIH HHS R21 AI074591
6 · The paper itself

Abstract

Several ligation-independent cloning methods have been developed that offer advantages for construction of recombinant plasmids at high efficiency while minimizing cloning artifacts. Here we report new plasmid vectors that use the nicking endonuclease Nt.BspQI to generate extended single stranded tails for direct cloning of PCR products. The vectors include pLacCOs1, a ColE1-derivative plasmid imparting resistance to ampicillin, which allows facile construction of lacZ translational fusions and pKanCOs1, a pSC101-derivative cloning vector that imparts resistance to kanamycin, for cloning of PCR amplicons from genomic DNA as well as from ampicillin-based plasmids. We have successfully used these plasmids to directionally clone and characterize bacterial promoters that exhibit temperature regulated expression, as well as for cloning a variety of PCR products. In all cases, constructs with the correct configurations were generated at high efficiency and with a minimal number of manipulations. The cloning vectors can also be easily modified to incorporate additional reporter genes or to express epitope-tagged gene products.

Indexed as

Gene FusionGenes, ReporterGenetic VectorsBase Sequencebeta-GalactosidaseCloning, MolecularEndonucleasesGene ExpressionGene OrderMolecular Sequence DataPolymerase Chain Reactionbeta-GalactosidaseEndonucleases

Identifiers

PMID21854804
PMCPMC3220417
OpenAlexW2038376605

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.