Evidence map›Paper›PMID 28169351›Full record

ArticleScientific reports2017

Bis(3,5-diiodo-2,4,6-trihydroxyphenyl)squaraine photodynamic therapy disrupts redox homeostasis and induce mitochondria-mediated apoptosis in human breast cancer cells.

P S Saneesh Babu, Prasad M Manu, T Jayaram Dhanya, Pradhan Tapas, R Nair Meera, Arun Surendran, Kumar A Aneesh, S Jisha Vadakkancheril, Danaboyina Ramaiah, S Asha Nair and 1 more

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 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

17 citing papers in PubMed, 55 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

11 authors at 2 institutions in 1 country.

P S Saneesh BabuRajiv Gandhi Centre for Biotechnology, Cancer Research Program, Thiruvananthapuram, 695014, India.
Prasad M ManuRajiv Gandhi Centre for Biotechnology, Cancer Research Program, Thiruvananthapuram, 695014, India.
T Jayaram DhanyaCSIR-National Institute for Interdisciplinary Science and Technology, Photosciences and Photonics, Thiruvananthapuram, 695019, India.
Pradhan TapasRajiv Gandhi Centre for Biotechnology, Cancer Research Program, Thiruvananthapuram, 695014, India.
R Nair MeeraRajiv Gandhi Centre for Biotechnology, Cancer Research Program, Thiruvananthapuram, 695014, India.
Arun SurendranRajiv Gandhi Centre for Biotechnology Cardiovascular &Diabetes Disease Biology, Thiruvananthapuram, 695014, India.
Kumar A AneeshRajiv Gandhi Centre for Biotechnology Cardiovascular &Diabetes Disease Biology, Thiruvananthapuram, 695014, India.
S Jisha VadakkancherilCSIR-National Institute for Interdisciplinary Science and Technology, Photosciences and Photonics, Thiruvananthapuram, 695019, India.
Danaboyina RamaiahCSIR-National Institute for Interdisciplinary Science and Technology, Photosciences and Photonics, Thiruvananthapuram, 695019, India.
S Asha NairRajiv Gandhi Centre for Biotechnology, Cancer Research Program, Thiruvananthapuram, 695014, India.
M Radhakrishna PillaiRajiv Gandhi Centre for Biotechnology, Cancer Research Program, Thiruvananthapuram, 695014, India.
Rajiv Gandhi Centre for Biotechnology · INNational Institute for Interdisciplinary Science and Technology · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Photodynamic therapy (PDT) is a clinically established and highly evolving treatment modality for cancer. PDT utilizes a light responsive drug called photosensitizer that selectively destroys tumor cells upon light irradiation. Squaraines are a class of dyes possessing all favorable characteristics of a photosensitizer and have been considered to be a potent candidate for next generation PDT. In this study we chose an iodo derivative of squaraine called diiodo-squaraine (bis(3, 5-diiodo-2,4,6-trihydroxyphenyl)squaraine) which has been reported for its tumor specificity but least studied for its cellular and molecular functions. Our studies revealed that the iodo derivative of squaraine possess maximum photodynamic activity in human breast cancer cells MDA- MB- 231 and had very little cytotoxicity in normal breast cells MCF-10A. We analyzed its pro and anti-apoptotic events initiated by oxidative stress exploring a proteomic approach and delineated other critical molecular pathways and key proteins involved in regulating the complex network of cellular response upon PDT. Our study showed that, diiodo- squaraines predominantly accumulate in mitochondria and induce mitochondria-mediated apoptosis. Our study also reveals the novel mechanistic role of diiodo-squaraines to induce oxidative stress there by activating both protective and death inducing pathways post PDT.

Indexed as

ApoptosisCatalaseCell LineCyclobutanesDose-Response Relationship, DrugEpithelial CellsFemaleGene Expression Regulation, NeoplasticHCT116 CellsHeLa CellsHomeostasisHSP70 Heat-Shock ProteinsHumansLightMCF-7 CellsMitochondriabis(3,5-diiodo-2,4,6-trihydroxyphenyl)squaraineCatalaseCyclobutanesDDIT3 protein, humanHSP70 Heat-Shock ProteinsPeroxiredoxin IIIPhenolsPhotosensitizing AgentsPRDX3 protein, humanTranscription Factor CHOP

Identifiers

PMID28169351
PMCPMC5294812
OpenAlexW2587278928

What OpenQuestion holds

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LicenceCC BY
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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.