Evidence map›Paper›PMID 17385009›Full record

ArticleMolecular and cellular biochemistry2007

Down-regulation of neuropathy target esterase by protein kinase C activation with PMA stimulation.

Rui Chen, Ping-An Chang, Ding-Xin Long, Lin Yang, Yi-Jun Wu

Abstract read
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In one paragraph

Article in Molecular and cellular biochemistry, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.8field-weighted citation impact, top 24% 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

5 citing papers in PubMed, 10 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

5 authors at 2 institutions in 2 countries.

Rui ChenLaboratory of Molecular Toxicology, State Key Laboratory of Integrated Management of Pest Insects and Rodents, Institute of Zoology, Chinese Academy of Sciences, 25 Beisihuanxilu Road, Beijing 100080, P.R. China.
Ping-An Chang
Ding-Xin Long
Lin Yang
Yi-Jun Wu
Institute of Zoology · CNInstitute of Zoology · KZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Neuropathy target esterase (NTE) was originally identified as the primary target site of those organophosphorus compounds that induce delayed neuropathy in human and some animals. Here we examined the role of protein kinase C (PKC) in the regulation of the NTE activity in mammalian cells. Six-hour exposure of human neuroblastoma SK-N-SH cell to a PKC activator phorbol 12-myristate 13-acetate (PMA) decreased the activity of NTE, and this effect was blocked by the PKC inhibitor staurosporine. These results suggest that PKC down-regulates the activity of NTE. NTE protein levels were down-regulated by PMA-stimulation as detected by Western blot analysis using the NTE-specific antibody, which resulted from down-regulation of NTE mRNA level as verified by real-time reverse transcription polymerase chain reaction (RT-PCR). However, there were no changes in the activity or protein levels of stable expression of NTE esterase activity domain (NEST) in SK-N-SH cells and transient expression of full-length NTE construct in COS7 cells driven by cytomegalovirus (CMV) promoter rather than by the cell's own one, despite the absence or presence of PMA stimulation. Together, these findings suggest that stimulation with PMA reduces the expression of NTE mRNA levels but does not affect the exogenous promoter-driven NTE expression in mammalian cells.

Indexed as

AnimalsCarboxylic Ester HydrolasesCell Line, TumorChlorocebus aethiopsCOS CellsDown-RegulationEnzyme ActivationEnzyme InhibitorsGene Expression Regulation, EnzymologicGene Expression Regulation, NeoplasticHumansPromoter Regions, GeneticProtein Kinase CRNA, MessengerTetradecanoylphorbol AcetateCarboxylic Ester HydrolasesEnzyme Inhibitorsneurotoxic esteraseProtein Kinase CRNA, MessengerTetradecanoylphorbol Acetate

Identifiers

PMID17385009
OpenAlexW2105658329

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.