Evidence map›Paper›PMID 28710417›Full record

ArticleScientific reports2017

TALEN based HPV-E7 editing triggers necrotic cell death in cervical cancer cells.

Sumitra Shankar, Deepti Prasad, Rahul Sanawar, Ani V Das, M Radhakrishna Pillai

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

25 citing papers in PubMed, 41 citations in OpenAlex.

  1. Article
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  6. Article
  7. Therapeutic Application of Genome Editing Technologies in Viral Diseases.International journal of molecular sciences · 2022
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  12. Article
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  19. Ready for Repair? Gene Editing Enters the Clinic for the Treatment of Human Disease.Molecular therapy. Methods & clinical development · 2020
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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 1 institution in 1 country.

Sumitra ShankarCancer Research Program, Rajiv Gandhi Centre for Biotechnology, Thycaud. P. O., Thiruvananthapuram-14, Kerala, India.
Deepti PrasadCancer Research Program, Rajiv Gandhi Centre for Biotechnology, Thycaud. P. O., Thiruvananthapuram-14, Kerala, India.
Rahul SanawarCancer Research Program, Rajiv Gandhi Centre for Biotechnology, Thycaud. P. O., Thiruvananthapuram-14, Kerala, India.
Ani V DasCancer Research Program, Rajiv Gandhi Centre for Biotechnology, Thycaud. P. O., Thiruvananthapuram-14, Kerala, India.
M Radhakrishna PillaiCancer Research Program, Rajiv Gandhi Centre for Biotechnology, Thycaud. P. O., Thiruvananthapuram-14, Kerala, India. mrpillai@rgcb.res.in.
Rajiv Gandhi Centre for Biotechnology · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Human Papillomavirus E7 and E6 oncoproteins have been considered as suitable candidate anti-viral targets since they cause malignant conversion in cervical cancers. Transcription Activator-Like Effector Nucleases (TALENs) are recent editing tools to knockout genes by inducing double stranded breaks at specific sites in the genome. In here, we have designed specific TALENs to target E7 and analyzed their efficiency in inducing cell death in cervical cancer cells. We found that designed TALENs could yield about 10-12% editing activity as observed from T7E1 and nuclease resistance assays. Down-regulation of E7 and E6 was further evident at the transcript as well as proteins levels indicating that the selected TALENs were effective. TALEN-mediated E7 editing led to cell death as ascertained by cell cycle and Annexin V assays. Annexin profiling suggested that cell death could be due to necrosis as observed by upregulation of necrotic markers such as LDH A, Rip-1, and Cyclophilin A. Necrosis appears to be a better therapeutic response as it could further activate pro-inflammatory cytokines to attract immune cells to eliminate HPV-integrated cells and therefore TALEN editing strategy has the potential to be a promising tool as an adjuvant therapy in cervical cancer along with surgery.

Indexed as

Gene EditingApoptosisCell Line, TumorFemaleGene Expression Regulation, NeoplasticGenome, ViralHumansImidazolesIndolesModels, BiologicalNecrosisPapillomaviridaePapillomavirus E7 ProteinsTranscription Activator-Like Effector NucleasesUterine Cervical NeoplasmsImidazolesIndolesnecrostatin-1Papillomavirus E7 ProteinsTranscription Activator-Like Effector Nucleases

Identifiers

PMID28710417
PMCPMC5511212
OpenAlexW2735776978

What OpenQuestion holds

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LicenceCC BY
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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.