Evidence map›Paper›PMID 24518414›Full record

ArticleExperimental cell research2014

Molecular mechanisms for inhibition of colon cancer cells by combined epigenetic-modulating epigallocatechin gallate and sodium butyrate.

Sabita N Saldanha, Rishabh Kala, Trygve O Tollefsbol

Abstract read
In one paragraph

Article in Experimental cell research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed, 1 pooled it
9.3field-weighted citation impact, top 1% 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

61 citing papers in PubMed, 1 synthesis or guideline pooled it, 124 citations in OpenAlex.

  1. Pooled it
  2. Review
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  5. Lactobacillus gasseri prevents ibrutinib-associated atrial fibrillation through butyrate.Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology · 2025
    Article
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  8. Obesity-Associated Colorectal Cancer.International journal of molecular sciences · 2024
    Review
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1 more citing papers are in PubMed but not listed here.

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 1 institution in 1 country.

Sabita N SaldanhaDepartment of Biology, University of Alabama at Birmingham, 175 Campbell Hall, 1300 University Boulevard, Birmingham, AL 35294, USA; Department of Biological Sciences, Alabama State University, Montgomery, AL 36104, USA. Electronic address: sabivan@uab.edu.
Rishabh KalaDepartment of Biology, University of Alabama at Birmingham, 175 Campbell Hall, 1300 University Boulevard, Birmingham, AL 35294, USA.
Trygve O TollefsbolDepartment of Biology, University of Alabama at Birmingham, 175 Campbell Hall, 1300 University Boulevard, Birmingham, AL 35294, USA; Comprehensive Cancer Center, University of Alabama at Birmingham, Birmingham, AL 35294, USA; Comprehensive Center for Healthy Aging, University of Alabama at Birmingham, Birmingham, AL 35294, USA; Nutrition Obesity Research Center, University of Alabama at Birmingham, Birmingham, AL 35294, USA; Comprehensive Diabetes Research Center, University of Alabama at Birmingham, Birmingham, AL 35294, USA. Electronic address: trygve@uab.edu.
University of Alabama at Birmingham · US

Funding

Combinatorial epigenetic-based prevention of breast cancerR01CA178441 · NCI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI TOLLEFSBOL, TRYGVE O · 2014 to 2025
$3.2M
Epigenetics of Tea Polyphenols in Cancer PreventionR01CA129415 · NCI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI TOLLEFSBOL, TRYGVE O · 2008 to 2011
$956k
NCI NIH HHS CA 129415NCI NIH HHS R01 CA129415NCI NIH HHS R01 CA178441
6 · The paper itself

Abstract

Bioactive compounds are considered safe and have been shown to alter genetic and epigenetic profiles of tumor cells. However, many of these changes have been reported at molecular concentrations higher than physiologically achievable levels. We investigated the role of the combinatorial effects of epigallocatechin gallate (EGCG), a predominant polyphenol in green tea, and sodium butyrate (NaB), a dietary microbial fermentation product of fiber, in the regulation of survivin, which is an overexpressed anti-apoptotic protein in colon cancer cells. For the first time, our study showed that the combination treatment induced apoptosis and cell cycle arrest in RKO, HCT-116 and HT-29 colorectal cancer cells. This was found to be regulated by the decrease in HDAC1, DNMT1, survivin and HDAC activity in all three cell lines. A G2/M arrest was observed for RKO and HCT-116 cells, and G1 arrest for HT-29 colorectal cancer cells for combinatorial treatment. Further experimentation of the molecular mechanisms in RKO colorectal cancer (CRC) cells revealed a p53-dependent induction of p21 and an increase in nuclear factor kappa B (NF-κB)-p65. An increase in double strand breaks as determined by gamma-H2A histone family member X (γ-H2AX) protein levels and induction of histone H3 hyperacetylation was also observed with the combination treatment. Further, we observed a decrease in global CpG methylation. Taken together, these findings suggest that at low and physiologically achievable concentrations, combinatorial EGCG and NaB are effective in promoting apoptosis, inducing cell cycle arrest and DNA-damage in CRC cells.

Indexed as

Antineoplastic Combined Chemotherapy ProtocolsApoptosisButyric AcidCatechinCell Cycle CheckpointsCell ProliferationColonic NeoplasmsDown-RegulationEpigenesis, GeneticHCT116 CellsHT29 CellsHumansSignal TransductionTumor Cells, CulturedButyric AcidCatechinepigallocatechin gallateColon cancerEpigallocatechine gallateEpigeneticsHistone deacetylasesMethylationSodium butyrate

Identifiers

PMID24518414
PMCPMC4043227
OpenAlexW2148126686

What OpenQuestion holds

Textmetadata
LicenceTDM
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.