Evidence map›Paper›PMID 26517526›Full record

ArticleOncotarget2015

Inhibition of p300 lysine acetyltransferase activity by luteolin reduces tumor growth in head and neck squamous cell carcinoma (HNSCC) xenograft mouse model.

Ruthrotha B Selvi, Amrutha Swaminathan, Snehajyoti Chatterjee, Muthu K Shanmugam, Feng Li, Gowsica B Ramakrishnan, Kodappully Sivaraman Siveen, Arunachalam Chinnathambi, M Emam Zayed, Sulaiman Ali Alharbi and 6 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

37 citing papers in PubMed, 71 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

16 authors at 4 institutions in 4 countries.

Ruthrotha B SelviTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Amrutha SwaminathanTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Snehajyoti ChatterjeeTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Muthu K ShanmugamDepartment of Pharmacology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Feng LiDepartment of Pharmacology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Gowsica B RamakrishnanTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Kodappully Sivaraman SiveenDepartment of Pharmacology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Arunachalam ChinnathambiDepartment of Botany and Microbiology, College of Science, King Saud University, Riyadh, Kingdom of Saudi Arabia.
M Emam ZayedDepartment of Botany and Microbiology, College of Science, King Saud University, Riyadh, Kingdom of Saudi Arabia.
Sulaiman Ali AlharbiDepartment of Botany and Microbiology, College of Science, King Saud University, Riyadh, Kingdom of Saudi Arabia.
Jeelan BashaTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Akshay BhatTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Madavan VasudevanBionivid Technology [P] Ltd, East of NGEF, Bangalore, India.
Arunasalam DharmarajanSchool of Biomedical Sciences, CHIRI Biosciences Research Precinct, Curtin University, Bentley, Western Australia, Australia.
Gautam SethiDepartment of Pharmacology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Tapas K KunduTranscription and Disease Laboratory, Molecular Biology and Genetics Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Jakkur, Bangalore, India.
Jawaharlal Nehru Centre for Advanced Scientific Research · INKing Saud University · SANational University of Singapore · SGCurtin University · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chromatin acetylation is attributed with distinct functional relevance with respect to gene expression in normal and diseased conditions thereby leading to a topical interest in the concept of epigenetic modulators and therapy. We report here the identification and characterization of the acetylation inhibitory potential of an important dietary flavonoid, luteolin. Luteolin was found to inhibit p300 acetyltransferase with competitive binding to the acetyl CoA binding site. Luteolin treatment in a xenografted tumor model of head and neck squamous cell carcinoma (HNSCC), led to a dramatic reduction in tumor growth within 4 weeks corresponding to a decrease in histone acetylation. Cells treated with luteolin exhibit cell cycle arrest and decreased cell migration. Luteolin treatment led to an alteration in gene expression and miRNA profile including up-regulation of p53 induced miR-195/215, let7C; potentially translating into a tumor suppressor function. It also led to down-regulation of oncomiRNAs such as miR-135a, thereby reflecting global changes in the microRNA network. Furthermore, a direct correlation between the inhibition of histone acetylation and gene expression was established using chromatin immunoprecipitation on promoters of differentially expressed genes. A network of dysregulated genes and miRNAs was mapped along with the gene ontology categories, and the effects of luteolin were observed to be potentially at multiple levels: at the level of gene expression, miRNA expression and miRNA processing.

Indexed as

AnimalsAntineoplastic AgentsCarcinoma, Squamous CellCell ProliferationChromatin ImmunoprecipitationFlow CytometryHead and Neck NeoplasmsHumansImmunoblottingImmunohistochemistryLuteolinLysineMiceMolecular Docking SimulationOligonucleotide Array Sequence Analysisp300-CBP-Associated FactorAntineoplastic AgentsLuteolinLysinep300-CBP-Associated Factorp300-CBP Transcription Factorscancerflavonoidsgene expressionmiRNA

Identifiers

PMID26517526
PMCPMC4791268
OpenAlexW2267696663

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.