Evidence map›Paper›PMID 21573972›Full record

ArticleApoptosis : an international journal on programmed cell death2011

Hydroxyl radical mediates cisplatin-induced apoptosis in human hair follicle dermal papilla cells and keratinocytes through Bcl-2-dependent mechanism.

Sudjit Luanpitpong, Ubonthip Nimmannit, Pithi Chanvorachote, Stephen S Leonard, Varisa Pongrakhananon, Liying Wang, Yon Rojanasakul

Open access · greenAbstract read
In one paragraph

Article in Apoptosis : an international journal on programmed cell death, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
5.9field-weighted citation impact, top 3% 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

27 citing papers in PubMed, 56 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

7 authors at 4 institutions in 2 countries.

Sudjit LuanpitpongFaculty of Pharmaceutical Sciences, Chulalongkorn University, Bangkok 10330, Thailand.
Ubonthip Nimmannit
Pithi Chanvorachote
Stephen S Leonard
Varisa Pongrakhananon
Liying Wang
Yon Rojanasakul
Chulalongkorn University · THNational Institute for Occupational Safety and Health · USNational Science and Technology Development Agency · THWest Virginia University · US

Funding

Regulation of Fas-Mediated Lung Cell ApoptosisR01HL076340 · NHLBI · WEST VIRGINIA UNIVERSITY · PI ROJANASAKUL, YON · 2006 to 2009
$1.6M
NHLBI NIH HHS R01 HL076340NHLBI NIH HHS R01-HL76340
6 · The paper itself

Abstract

Induction of massive apoptosis of hair follicle cells by chemotherapy has been implicated in the pathogenesis of chemotherapy-induced alopecia (CIA), but the underlying mechanisms of regulation are not well understood. The present study investigated the apoptotic effect of cisplatin in human hair follicle dermal papilla cells and HaCaT keratinocytes, and determined the identity and role of specific reactive oxygen species (ROS) involved in the process. Treatment of the cells with cisplatin induced ROS generation and a parallel increase in caspase activation and apoptotic cell death. Inhibition of ROS generation by antioxidants inhibited the apoptotic effect of cisplatin, indicating the role of ROS in the process. Studies using specific ROS scavengers further showed that hydroxyl radical, but not hydrogen peroxide or superoxide anion, is the primary oxidative species responsible for the apoptotic effect of cisplatin. Electron spin resonance studies confirmed the formation of hydroxyl radicals induced by cisplatin. The mechanism by which hydroxyl radical mediates the apoptotic effect of cisplatin was shown to involve down-regulation of the anti-apoptotic protein Bcl-2 through ubiquitin-proteasomal degradation. Bcl-2 was also shown to have a negative regulatory role on hydroxyl radical. Together, our results indicate an essential role of hydroxyl radical in cisplatin-induced cell death of hair follicle cells through Bcl-2 regulation. Since CIA is a major side effect of cisplatin and many other chemotherapeutic agents with no known effective treatments, the knowledge gained from this study could be useful in the design of preventive treatment strategies for CIA through localized therapy without compromising the chemotherapy efficacy.

Indexed as

AcetylcysteineAlopeciaAntineoplastic AgentsAntioxidantsApoptosisbcl-2-Associated X ProteinCaspase 3CatalaseCell LineCell SurvivalCisplatinFormatesHair FollicleHumansHydroxyl RadicalKeratinocytesAcetylcysteineAntineoplastic AgentsAntioxidantsBAX protein, humanbcl-2-Associated X ProteinCaspase 3CatalaseCisplatinFormatesformic acidHydroxyl Radicalmanganese(III)-tetrakis(4-benzoic acid)porphyrinMetalloporphyrinsProto-Oncogene Proteins c-bcl-2

Identifiers

PMID21573972
PMCPMC5089709
OpenAlexW1994558713

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.