Evidence map›Paper›PMID 29046510›Full record

ArticleJournal of occupational health2018

Carcinogenicity of multi-walled carbon nanotubes: challenging issue on hazard assessment.

Shoji Fukushima, Tatsuya Kasai, Yumi Umeda, Makoto Ohnishi, Toshiaki Sasaki, Michiharu Matsumoto

Open access · hybridAbstract read
In one paragraph

Article in Journal of occupational health, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
3.5field-weighted citation impact, top 6% 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

33 citing papers in PubMed, 84 citations in OpenAlex.

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  11. Current causes of mesothelioma: how has the asbestos ban changed the perspective?Biomedical papers of the Medical Faculty of the University Palacky, Olomouc, Czechoslovakia · 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

6 authors at 1 institution in 1 country.

Shoji FukushimaJapan Bioassay Research Center, Japan Organization of Occupational Health and Safety.
Tatsuya KasaiJapan Bioassay Research Center, Japan Organization of Occupational Health and Safety.
Yumi UmedaJapan Bioassay Research Center, Japan Organization of Occupational Health and Safety.
Makoto OhnishiJapan Bioassay Research Center, Japan Organization of Occupational Health and Safety.
Toshiaki SasakiJapan Bioassay Research Center, Japan Organization of Occupational Health and Safety.
Michiharu MatsumotoJapan Bioassay Research Center, Japan Organization of Occupational Health and Safety.
Japan Organization of Occupational Health and Safety · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesThis report reviews the carcinogenicity of multi-walled carbon nanotubes (MWCNTs) in experimental animals, concentrating on MWNT-7, a straight fibrous MWCNT.

methodsMWCNTs were administered to mice and rats by intraperitoneal injection, intrascrotal injection, subcutaneous injection, intratracheal instillation and inhalation.

resultsIntraperitoneal injection of MWNT-7 induced peritoneal mesothelioma in mice and rats. Intrascrotal injection induced peritoneal mesothelioma in rats. Intratracheal instillation of MWCNT-N (another straight fibrous MWCNT) induced both lung carcinoma and pleural mesothelioma in rats. In the whole body inhalation studies, in mice MWNT-7 promoted methylcholanthrene-initiated lung carcinogenesis. In rats, inhalation of MWNT-7 induced lung carcinoma and lung burdens of MWNT-7 increased with increasing concentration of airborne MWNT-7 and increasing duration of exposure.

conclusionsStraight, fibrous MWCNTs exerted carcinogenicity in experimental animals. Phagocytosis of MWCNT fibers by macrophages was very likely to be a principle factor in MWCNT lung carcinogenesis. Using no-observed-adverse-effect level-based approach, we calculated that the occupational exposure limit (OEL) of MWNT-7 for cancer protection is 0.15 μg/m

Indexed as

AnimalsCarcinogenesisCarcinomaHumansInhalation ExposureLungLung NeoplasmsMaximum Allowable ConcentrationMesotheliomaMesothelioma, MalignantMiceNanotubes, CarbonOccupational ExposurePeritoneal NeoplasmsPhagocytosisPleural NeoplasmsNanotubes, CarbonInhalation exposureLung burdenLung carcinogenicityMesotheliomaMulti-walled carbon nanotubeMWCNT

Identifiers

PMID29046510
PMCPMC5799097
OpenAlexW2765377964

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.