Evidence map›Paper›PMID 28959554›Full record

ArticleToxicology reports2016

Repeated dose studies with pure Epigallocatechin-3-gallate demonstrated dose and route dependant hepatotoxicity with associated dyslipidemia.

Balaji Ramachandran, Subramani Jayavelu, Kanchan Murhekar, Thangarajan Rajkumar

Open access · goldAbstract read
In one paragraph

Article in Toxicology reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed, 1 pooled it
3.4field-weighted citation impact, top 8% 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

43 citing papers in PubMed, 1 synthesis or guideline pooled it, 75 citations in OpenAlex.

  1. Pooled it
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  15. Phytochemicals Target Multiple Metabolic Pathways in Cancer.Antioxidants (Basel, Switzerland) · 2023
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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

4 authors at 1 institution in 1 country.

Balaji RamachandranDepartment of Molecular Oncology, Cancer Institute (W.I.A), No. 38, Sardar Patel Road, Adyar, 600 036 Chennai, India.
Subramani JayaveluDepartment of Molecular Oncology, Cancer Institute (W.I.A), No. 38, Sardar Patel Road, Adyar, 600 036 Chennai, India.
Kanchan MurhekarDepartment of Oncopathology, Cancer Institute (W.I.A), No. 38, Sardar Patel Road, Adyar, 600 036 Chennai, India.
Thangarajan RajkumarDepartment of Molecular Oncology, Cancer Institute (W.I.A), No. 38, Sardar Patel Road, Adyar, 600 036 Chennai, India.
Cancer Institute (WIA) · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

EGCG (Epigallocatechin-3-gallate) is the major active principle catechin found in green tea. Skepticism regarding the safety of consuming EGCG is gaining attention, despite the fact that it is widely being touted for its potential health benefits, including anti-cancer properties. The lack of scientific data on safe dose levels of pure EGCG is of concern, while EGCG has been commonly studied as a component of GTE (Green tea extract) and not as a single active constituent. This study has been carried out to estimate the maximum tolerated non-toxic dose of pure EGCG and to identify the treatment related risk factors. In a fourteen day consecutive treatment, two different administration modalities were compared, offering an improved [i.p (intraperitoneal)] and limited [p.o (oral)] bioavailability. A trend of dose and route dependant hepatotoxicity was observed particularly with i.p treatment and EGCG increased serum lipid profile in parallel to hepatotoxicity. Fourteen day tolerable dose of EGCG was established as 21.1 mg/kg for i.p and 67.8 mg/kg for p.o. We also observed that, EGCG induced effects by both treatment routes are reversible, subsequent to an observation period for further fourteen days after cessation of treatment. It was demonstrated that the severity of EGCG induced toxicity appears to be a function of dose, route of administration and period of treatment.

Indexed as

ALP, alkaline phosphataseALT, alanine aminotransferaseAST, aspartate aminotransferaseDose dependant toxicityDyslipidemiaEGCGGreen teaGTE, green tea extracti.p, intraperitoneali.v, intravenousLiver toxicityp.o, oralRoute dependant toxicitySerum lipids

Identifiers

PMID28959554
PMCPMC5615837
OpenAlexW2294960936

What OpenQuestion holds

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LicenceCC BY-NC-ND
Read underepoch 390

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.