Evidence map›Paper›PMID 21120581›Full record

ArticleInvestigational new drugs2012

The NK-1 receptor is expressed in human leukemia and is involved in the antitumor action of aprepitant and other NK-1 receptor antagonists on acute lymphoblastic leukemia cell lines.

Miguel Muñoz, Ana González-Ortega, Rafael Coveñas

Abstract read
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Article in Investigational new drugs, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
0.9field-weighted citation impact, top 29% 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

22 citing papers in PubMed, 48 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 2 institutions in 1 country.

Miguel MuñozResearch Laboratory on Neuropeptides, Virgen del Rocío University Hospital, Sevilla, Spain. mmunoz@cica.es
Ana González-Ortega
Rafael Coveñas
Hospital Universitario Virgen del Rocío · ESInstituto de Estudios de Ciencias de la Salud de Castilla y León · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Substance P and neurokinin-1 (NK-1) receptor antagonists respectively induce cell proliferation and cell inhibition in human cancer cell lines. In acute lymphoblastic leukemia (ALL), substance P is expressed in human blast cells. However, the possible presence of NK-1 receptors in human ALL and the issue of whether the antitumor action of NK-1 receptor antagonists is exerted or not on human ALL (T-ALL BE-13 and B-ALL SD-1 cell lines) remain unknown. An immunoblot analysis was performed and an in vitro study of the cytotoxicity of three NK-1 receptor antagonists (L-733,060, L-732,138, aprepitant) was carried out on both cell lines. NK-1 receptors were found in those cell lines, and both expressed mRNA for this receptor. Using a knockdown method, we demonstrate that NK-1 receptors are involved in the viability of tumor cells. TAC1R cDNA was detected in the ALL cell lines by real-time quantitative RT-PCR. We also observed that the three NK-1 receptor antagonists elicited the inhibition of ALL cell growth; that the specific antitumor action of the NK-1 receptor antagonists occurs through the NK-1 receptor, and that ALL cell death is due to apoptosis. These findings suggest that NK-1 receptor antagonists could be considered as new antitumor drugs for the treatment of human ALL.

Indexed as

Neurokinin-1 Receptor AntagonistsAntineoplastic AgentsApoptosisAprepitantBlotting, WesternCell Line, TumorCell ProliferationCell SurvivalChildDose-Response Relationship, DrugFemaleHumansInhibitory Concentration 50MorpholinesPiperidinesPrecursor Cell Lymphoblastic Leukemia-Lymphoma3-((3,5-bis(trifluoromethyl)phenyl)methyloxy)-2-phenylpiperidine3,5-bis(trifluoromethyl)benzyl N-acetyltryptophanAntineoplastic AgentsAprepitantMorpholinesNeurokinin-1 Receptor AntagonistsPiperidinesReceptors, Neurokinin-1RNA, MessengerSubstance PTryptophan

Identifiers

PMID21120581
OpenAlexW2057519343

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.