Evidence map›Paper›PMID 26081520›Full record

ArticleJournal of applied toxicology : JAT2015

Distribution and biomarker of carbon-14 labeled fullerene C60 ([(14) C(U)]C60 ) in pregnant and lactating rats and their offspring after maternal intravenous exposure.

Rodney W Snyder, Timothy R Fennell, Christopher J Wingard, Ninell P Mortensen, Nathan A Holland, Jonathan H Shannahan, Wimal Pathmasiri, Anita H Lewin, Susan C J Sumner

Abstract read
In one paragraph

Article in Journal of applied toxicology : JAT, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
3.3field-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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 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

9 authors at 2 institutions in 1 country.

Rodney W SnyderDiscovery Sciences, RTI International, 3040 Cornwallis Drive, Research Triangle Park, NC, 27709, USA.
Timothy R FennellDiscovery Sciences, RTI International, 3040 Cornwallis Drive, Research Triangle Park, NC, 27709, USA.
Christopher J WingardDepartment of Physiology, Brody School of Medicine, East Carolina University, Greenville, NC, 27834, USA.
Ninell P MortensenDiscovery Sciences, RTI International, 3040 Cornwallis Drive, Research Triangle Park, NC, 27709, USA.
Nathan A HollandDepartment of Physiology, Brody School of Medicine, East Carolina University, Greenville, NC, 27834, USA.
Jonathan H ShannahanDepartment of Physiology, Brody School of Medicine, East Carolina University, Greenville, NC, 27834, USA.
Wimal PathmasiriDiscovery Sciences, RTI International, 3040 Cornwallis Drive, Research Triangle Park, NC, 27709, USA.
Anita H LewinDiscovery Sciences, RTI International, 3040 Cornwallis Drive, Research Triangle Park, NC, 27709, USA.
Susan C J SumnerDiscovery Sciences, RTI International, 3040 Cornwallis Drive, Research Triangle Park, NC, 27709, USA.
RTI International · USEast Carolina University · US

Funding

RTI's Regional Comprehensive Metabolomics Resource CenterU24DK097193 · NIDDK · UNIV OF NORTH CAROLINA CHAPEL HILL · PI SUMNER, SUSAN J · 2012 to 2017
$9.8M
Synthesis and Characterization CoreU19ES019525 · NIEHS · RESEARCH TRIANGLE INSTITUTE · PI FENNELL, TIMOTHY RAYMOND · 2010 to 2014
$6.3M
NIDDK NIH HHS 1U24DK097193-01NIDDK NIH HHS U24 DK097193NIEHS NIH HHS U19 ES019525
6 · The paper itself

Abstract

A comprehensive distribution study was conducted in pregnant and lactating rats exposed to a suspension of uniformly carbon-14 labeled C60 ([(14) C(U)]C60 ). Rats were administered [(14) C(U)]C60 (~0.2 mg [(14) C(U)]C60 kg(-1) body weight) or 5% polyvinylpyrrolidone (PVP)-saline vehicle via a single tail vein injection. Pregnant rats were injected on gestation day (GD) 11 (terminated with fetuses after either 24 h or 8 days), GD15 (terminated after 24 h or 4 days), or GD18 (terminated after 24 h). Lactating rats were injected on postnatal day 8 and terminated after 24 h, 3 or 11 days. The distribution of radioactivity in pregnant dams was influenced by both the state of pregnancy and time of termination after exposure. The percentage of recovered radioactivity in pregnant and lactating rats was highest in the liver and lungs. Radioactivity was quantitated in over 20 tissues. Radioactivity was found in the placenta and in fetuses of pregnant dams, and in the milk of lactating rats and in pups. Elimination of radioactivity was < 2% in urine and feces at each time point. Radioactivity remained in blood circulation up to 11 days after [(14) C(U)]C60 exposure. Biomarkers of inflammation, cardiovascular injury and oxidative stress were measured to study the biological impacts of [(14) C(U)]C60 exposure. Oxidative stress was elevated in female pups of exposed dams. Metabolomics analysis of urine showed that [(14) C(U)]C60 exposure to pregnant rats impacted the pathways of vitamin B, regulation of lipid and sugar metabolism and aminoacyl-tRNA biosynthesis. This study demonstrated that [(14) C(U)]C60 crosses the placenta at all stages of pregnancy examined, and is transferred to pups via milk.

Indexed as

LactationMaternal ExposureMaternal-Fetal ExchangeAnimalsBiomarkersCarbon RadioisotopesFecesFemaleFullerenesGestational AgeInjections, IntravenousLiverLungMilkPlacentaPregnancyBiomarkersCarbon Radioisotopesfullerene C60Fullerenesbiomarkerscarbon-14 labeled C60 ([14C(U)]C60)fetusin vivo dispositionlactating ratsmaternal-fetal transfermetabolomics analysispregnant damspups

Identifiers

PMID26081520
PMCPMC4922648
OpenAlexW1572722049

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.