Evidence map›Paper›PMID 22898868›Full record

ArticleCell death & disease2012

The P2X7 receptor is a key modulator of aerobic glycolysis.

F Amoroso, S Falzoni, E Adinolfi, D Ferrari, F Di Virgilio

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 92 papers.

0numbers the graph read from it
0cells of the map it votes in
92citing papers in PubMed
4.0field-weighted citation impact, top 6% 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

92 citing papers in PubMed, 147 citations in OpenAlex.

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  5. Purinergic Signaling in Ovarian Carcinoma.Advanced pharmaceutical bulletin · 2025
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  18. Review
  19. The P2 purinoceptors in prostate cancer.Purinergic signalling · 2023
    Review
  20. Article

32 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

5 authors at 1 institution in 1 country.

F AmorosoDepartment of Experimental and Diagnostic Medicine, Section of General Pathology, University of Ferrara, Ferrara, Italy.
S Falzoni
E Adinolfi
D Ferrari
F Di Virgilio
University of Ferrara · IT

Funding

Telethon GGP06070
6 · The paper itself

Abstract

Ability to adapt to conditions of limited nutrient supply requires a reorganization of the metabolic pathways to balance energy generation and production of biosynthetic intermediates. Several fast-growing cells overexpress the P2X7 receptor (P2X7R) for extracellular ATP. A feature of this receptor is to allow growth in the absence of serum. We show here that transfection of P2X7R allows proliferation of P2X7R-transfected HEK293 (HEK293-P2X7) cells not only in the absence of serum but also in low (4 mM) glucose, and increases lactate output compared with mock-transfected HEK293 (HEK293-mock) cells. In HEK293-P2X7, lactate output is further stimulated upon addition of exogenous ATP or the mitochondrial uncoupler carbonylcyanide p-trifluoromethoxyphenylhydrazone (FCCP). In the human neuroblastoma cell line ACN, lactate output is also dependent on P2X7R function. P2X7R-expressing cells upregulate (a) the glucose transporter Glut1, (b) the glycolytic enzymes glyceraldehyde 3-phosphate dehydrogenase (G3PDH), (c) phosphofructokinase (PFK), (d) pyruvate kinase M2 (PKM2) and (e) pyruvate dehydrogenase kinase 1 (PDHK1); furthermore, P2X7R expression (a) inhibits pyruvate dehydrogenase (PDH) activity, (b) increases phosphorylated Akt/PKB and hypoxia-inducible factor 1α (HIF-1α) expression and (c) enhances intracellular glycogen stores. In HEK293-P2X7 cells, glucose deprivation increases lactate production, expression of glycolytic enzymes and ph-Akt/PKB level. These data show that the P2X7R has an intrinsic ability to reprogram cell metabolism to meet the needs imposed by adverse environmental conditions.

Indexed as

Glycolysis3-Phosphoinositide-Dependent Protein KinasesAdenosine TriphosphateCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneCell Line, TumorGlucose Transporter Type 1Glyceraldehyde-3-Phosphate DehydrogenasesHEK293 CellsHumansHypoxia-Inducible Factor 1, alpha SubunitKetone OxidoreductasesLactic AcidPhosphofructokinasesProtein Serine-Threonine KinasesProto-Oncogene Proteins c-aktPyruvate Dehydrogenase Acetyl-Transferring Kinase3-Phosphoinositide-Dependent Protein KinasesAdenosine TriphosphateCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneGlucose Transporter Type 1Glyceraldehyde-3-Phosphate DehydrogenasesHypoxia-Inducible Factor 1, alpha SubunitKetone OxidoreductasesLactic AcidPhosphofructokinasesProtein Serine-Threonine KinasesProto-Oncogene Proteins c-aktPyruvate Dehydrogenase Acetyl-Transferring Kinasepyruvate dehydrogenase (NADP+)Pyruvate KinaseReceptors, Purinergic P2X7

Identifiers

PMID22898868
PMCPMC3434661
OpenAlexW2068442916

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.