Pulmonary and hepatic effects after low dose exposure to nanosilver: Early and long-lasting histological and ultrastructural alterations in rat.
Health safety
In vivo toxicity
Nanoparticles
Occupational & environmental exposure
Risk assessment
Translocation
Journal
Toxicology reports
ISSN: 2214-7500
Titre abrégé: Toxicol Rep
Pays: Ireland
ID NLM: 101630272
Informations de publication
Date de publication:
2019
2019
Historique:
received:
02
07
2019
revised:
17
09
2019
accepted:
20
09
2019
entrez:
2
11
2019
pubmed:
2
11
2019
medline:
2
11
2019
Statut:
epublish
Résumé
Although environmental airborne silver nanoparticles (AgNPs) levels in occupational and environmental settings are harmful to humans, the precise toxic effects at the portal entry of exposure and after translocation to distant organs are still to be deeply clarified. To this aim, the present study assessed histopathological and ultrastructural alterations (by means of H&E and TEM, respectively) in rat lung and liver, 7 and 28 days after a single intratracheal instillation (i.t) of a low AgNP dose (50 microg/rat), compared to those induced by an equivalent dose of ionic silver (7 microg AgNO3/rat). Lung parenchyma injury was observed acutely after either AgNPs or AgNO
Identifiants
pubmed: 31673507
doi: 10.1016/j.toxrep.2019.09.008
pii: S2214-7500(19)30360-9
pmc: PMC6816130
doi:
Types de publication
Journal Article
Langues
eng
Pagination
1047-1060Informations de copyright
© 2019 The Authors.
Déclaration de conflit d'intérêts
The authors declare no conflict of interest.
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