Eco-friendly synthesis of glutathione-capped CdTe/CdSe/ZnSe core/double shell quantum dots: their cytotoxicity and genotoxicity effects on Chinese hamster ovary cells.


Journal

Toxicology research
ISSN: 2045-452X
Titre abrégé: Toxicol Res (Camb)
Pays: England
ID NLM: 101587950

Informations de publication

Date de publication:
01 Nov 2019
Historique:
received: 14 05 2019
accepted: 23 08 2019
entrez: 15 2 2020
pubmed: 15 2 2020
medline: 15 2 2020
Statut: epublish

Résumé

In this work, we report green one-pot synthesis, cytotoxicity and genotoxicity of glutathione-capped CdTe/CdSe/ZnSe heterostructured quantum dots (QDs) using a label-free xCELLigence RTCA system as well as the Cytokinesis Blocked Micronucleus assay. The as-synthesised nanocrystals displayed good optical properties and were spherical in shape with an average particle diameter of 5.9 ± 1.13 nm. The intracellular uptake study showed that most of the as-synthesised glutathione stabilized QDs penetrated the cell membranes and were found randomly localized in the cytoplasm of Chinese Hamster Ovary (CHO) cells even at a lower concentration of 0.5 μg ml

Identifiants

pubmed: 32055393
doi: 10.1039/c9tx00113a
pii: c9tx00113a
pmc: PMC6991175
doi:

Types de publication

Journal Article

Langues

eng

Pagination

868-874

Informations de copyright

This journal is © The Royal Society of Chemistry 2019.

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Auteurs

Neo Mervyn Monaheng (NM)

Department of Chemical Sciences (formerly Applied Chemistry) , University of Johannesburg Doornfontein Campus , P.O. Box 17011 , Doornfontein , Johannesburg , South Africa . Email: oluwafemi.oluwatobi@gmail.com.
Centre for Nanomaterials Science Research , University of Johannesburg Doornfontein Campus , Johannesburg , South Africa.

Sundararajan Parani (S)

Department of Chemical Sciences (formerly Applied Chemistry) , University of Johannesburg Doornfontein Campus , P.O. Box 17011 , Doornfontein , Johannesburg , South Africa . Email: oluwafemi.oluwatobi@gmail.com.
Centre for Nanomaterials Science Research , University of Johannesburg Doornfontein Campus , Johannesburg , South Africa.

Mary Gulumian (M)

Biochemistry & Toxicology Section , National Institute for Occupational Health , Johannesburg , South Africa.
Haematology and Molecular Medicine , University of the Witwatersrand , Johannesburg , South Africa . Email: mary.gulumian@nioh.nhls.ac.za.

Oluwatobi Samuel Oluwafemi (OS)

Department of Chemical Sciences (formerly Applied Chemistry) , University of Johannesburg Doornfontein Campus , P.O. Box 17011 , Doornfontein , Johannesburg , South Africa . Email: oluwafemi.oluwatobi@gmail.com.
Centre for Nanomaterials Science Research , University of Johannesburg Doornfontein Campus , Johannesburg , South Africa.

Classifications MeSH