Evidence map›Paper›PMID 8539296›Full record

ArticlePlant physiology1995

Isolation of a polyubiquitin promoter and its expression in transgenic potato plants.

J E Garbarino, T Oosumi, W R Belknap

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Plant physiology, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

36 citing papers in PubMed, 114 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

3 authors at 1 institution in 1 country.

J E GarbarinoDemeter Biotechnologies, Ltd., Research Triangle Park, North Carolina 27709, USA.
T Oosumi
W R Belknap
Research Triangle Park Foundation · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A polyubiquitin clone (ubi7) was isolated from a potato (Solanum tuberosum) genomic library using a copy-specific probe from a stress-induced ubiquitin cDNA. The genomic clone contained a 569-bp intron immediately 5' to the initiation codon for the first ubiquitin-coding unit. Two chimeric beta-glucuronidase (GUS) fusion transgenes were introduced into potato. The first contained GUS fused to a 1156-bp promoter fragment containing only 5' flanking and 5' untranslated sequences from ubi7. The second transgene contained GUS translationally fused to the carboxy terminus of the first ubiquitin-coding unit and thus included the intron present in the 5' untranslated region of the polyubiquitin gene. Both ubi7-GUS transgenes were activated by wounding in tuber tissue and in leaves by application of exogenous methyl jasmonate. They were also expressed constitutively in the potato tuber peel (outer 1-2 mm). Both transgenes were actively expressed in mature leaves. Exceptionally high levels of expression were observed in senescent leaves. Transgenic clones containing the ubi7 intron and the first ubiquitin-coding unit showed GUS expression levels at least 10 times higher than clones containing GUS fused to the intronless promoter.

Indexed as

Genes, PlantPromoter Regions, GeneticBase SequenceBiopolymersCodonDNA PrimersGene ExpressionGenomic LibraryGlucuronidaseIntronsKineticsMolecular Sequence DataPlants, Genetically ModifiedPolymerase Chain ReactionPolyubiquitinRecombinant Fusion ProteinsBiopolymersCodonDNA PrimersGlucuronidasePolyubiquitinRecombinant Fusion ProteinsUbiquitins

Identifiers

PMID8539296
PMCPMC157671
OpenAlexW2062098166

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.