Evidence map›Paper›PMID 27008711›Full record

ArticleOncotarget2016

Characterization of cervical cancer stem cell-like cells: phenotyping, stemness, and human papilloma virus co-receptor expression.

Elizabeth Ortiz-Sánchez, Luz Santiago-López, Verónica B Cruz-Domínguez, Mariel E Toledo-Guzmán, Daniel Hernández-Cueto, Saé Muñiz-Hernández, Efraín Garrido, David Cantú De León, Alejandro García-Carrancá

Abstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
53citing papers in PubMed, 3 pooled it
–field-weighted citation impact
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

53 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  8. SF1, a Standardised Fraction fromThe Malaysian journal of medical sciences : MJMS · 2025
    Article
  9. Review
  10. Thieno[2,3-International journal of molecular sciences · 2025
    Article
  11. PD-L1Journal of translational medicine · 2025
    Article
  12. Cancer Stem Cells from Definition to Detection and Targeted Drugs.International journal of molecular sciences · 2024
    Review
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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

9 authors.

Elizabeth Ortiz-SánchezSubdirección de Investigación Básica, Instituto Nacional de Cancerología, Secretaría de Salud (SS), México City, Mexico.
Luz Santiago-LópezSubdirección de Investigación Básica, Instituto Nacional de Cancerología, Secretaría de Salud (SS), México City, Mexico.
Verónica B Cruz-DomínguezSubdirección de Investigación Básica, Instituto Nacional de Cancerología, Secretaría de Salud (SS), México City, Mexico.
Mariel E Toledo-GuzmánSubdirección de Investigación Básica, Instituto Nacional de Cancerología, Secretaría de Salud (SS), México City, Mexico.
Daniel Hernández-CuetoLaboratorio de Marcadores Moleculares, Hospital Infantil de México "Federico Gómez", SA, Mexico City, Mexico.
Saé Muñiz-HernándezSubdirección de Investigación Básica, Instituto Nacional de Cancerología, Secretaría de Salud (SS), México City, Mexico.
Efraín GarridoDepartamento de Genética y Biología Molecular, Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional (CINVESTAV-IPN), Mexico City, Mexico.
David Cantú De LeónSubdirección de Investigación Clínica, Instituto Nacional de Cancerología, Secretaría de Salud (SS), México City, Mexico.
Alejandro García-CarrancáUnidad de Investigación Biomédica en Cáncer, Instituto de Investigaciones Biomédicas, Universidad Nacional Autónoma de México (UNAM) and Instituto Nacional de Cancerología, Secretaría de Salud (SS), Mexico City, Mexico.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cancer stem cells (CSC) exhibit high tumorigenic capacity in several tumor models. We have now determined an extended phenotype for cervical cancer stem cells. Our results showed increased CK-17, p63+, AII+, CD49f+ expression in these cells, together with higher Aldehyde dehydrogenase (ALDHbright)activity in Cervical CSC (CCSC) enriched in cervospheres. An increase in stem cell markers, represented by OCT-4, Nanog, and β-catenin proteins, was also observed, indicating that under our culture conditions, CCSC are enriched in cervospheres, as compared to monolayer cultures. In addition, we were able to show that an increased ALDHbright activity correlated with higher tumorigenic activity. Flow cytometry and immunflorescence assays demonstrated that CCSC in cervosphere cultures contain a sub-population of cells that contain Annexin II, a Human papillomavirus (HPV) co-receptor. Taken together, under our conditions there is an increase in the number of CCSC in cervosphere cultures which exhibit the following phenotype: CK-17, p63+, AII+, CD49f+ and high ALDH activity, which in turn correlates with higher tumorigenicity. The presence of Annexin II and CD49f in CCSC opens the possibility that normal cervical stem cells could be the initial target of infection by high risk HPV.

Indexed as

Aldehyde DehydrogenaseAnimalsAnnexin A2Biomarkers, TumorFemaleHeLa CellsHumansIntegrin alpha6Keratin-17Mice, Inbred BALB CMice, NudeNeoplastic Stem CellsPhenotypeSpheroids, CellularTranscription FactorsTumor Suppressor ProteinsAldehyde DehydrogenaseAnnexin A2ANXA2 protein, humanBiomarkers, TumorIntegrin alpha6Keratin-17TP63 protein, humanTranscription FactorsTumor Suppressor ProteinsALDH activitycervical cancercervical cancer stem cell phenotypecervospheresstemness markers

Identifiers

PMID27008711
PMCPMC5077987

What OpenQuestion holds

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Registered trials

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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.