Dysfunction of various organelles provokes multiple cell death after quantum dot exposure

Yan Wang,1,2 Meng Tang1,2 1Key Laboratory of Environmental Medicine Engineering of Ministry of Education, School of Public Health & Collaborative Innovation Center of Suzhou Nano Science and Technology, Southeast University, Nanjing, Jiangsu, People’s Republic of China; 2...

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Autores principales: Wang Y, Tang M
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Publicado: Dove Medical Press 2018
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spelling oai:doaj.org-article:4c219794a9554eec8e5eb7c07297c1142021-12-02T07:59:54ZDysfunction of various organelles provokes multiple cell death after quantum dot exposure1178-2013https://doaj.org/article/4c219794a9554eec8e5eb7c07297c1142018-05-01T00:00:00Zhttps://www.dovepress.com/dysfunction-of-various-organelles-provokes-multiple-cell-death-after-q-peer-reviewed-article-IJNhttps://doaj.org/toc/1178-2013Yan Wang,1,2 Meng Tang1,2 1Key Laboratory of Environmental Medicine Engineering of Ministry of Education, School of Public Health & Collaborative Innovation Center of Suzhou Nano Science and Technology, Southeast University, Nanjing, Jiangsu, People’s Republic of China; 2Jiangsu Key Laboratory for Biomaterials and Devices, Southeast University, Nanjing, Jiangsu, People’s Republic of China Abstract: Quantum dots (QDs) are different from the materials with the micrometer scale. Owing to the superiority in fluorescence and optical stability, QDs act as possible diagnostic and therapeutic tools for application in biomedical field. However, potential threats of QDs to human health hamper their wide utilization in life sciences. It has been reported that oxidative stress and inflammation are involved in toxicity caused by QDs. Recently, accumulating research unveiled that disturbance of subcellular structures plays a magnificent role in cytotoxicity of QDs. Diverse organelles would collapse during QD treatment, including DNA damage, endoplasmic reticulum stress, mitochondrial dysfunction and lysosomal rupture. Different forms of cellular end points on the basis of recent research have been concluded. Apart from apoptosis and autophagy, a new form of cell death termed pyroptosis, which is finely orchestrated by inflammasome complex and gasdermin family with secretion of interleukin-1 beta and interleukin-18, was also summarized. Finally, several potential cellular signaling pathways were also listed. Activation of Toll-like receptor-4/myeloid differentiation primary response 88, nuclear factor kappa-light-chain-enhancer of activated B cells and NACHT, LRR and PYD domains-containing protein 3 inflammasome pathways by QD exposure is associated with regulation of cellular processes. With the development of QDs, toxicity evaluation is far behind its development, where specific mechanisms of toxic effects are not clearly defined. Further studies concerned with this promising area are urgently required. Keywords: quantum dot (QD), autophagy, pyroptosis, inflammasome, endoplasmic reticulum (ER) stress, lysosomal ruptureWang YTang MDove Medical Pressarticlequantum dot (QD)cytotoxicityautophagypyroptosisinflammasomeendoplasmic reticulum (ER) stressMedicine (General)R5-920ENInternational Journal of Nanomedicine, Vol Volume 13, Pp 2729-2742 (2018)
institution DOAJ
collection DOAJ
language EN
topic quantum dot (QD)
cytotoxicity
autophagy
pyroptosis
inflammasome
endoplasmic reticulum (ER) stress
Medicine (General)
R5-920
spellingShingle quantum dot (QD)
cytotoxicity
autophagy
pyroptosis
inflammasome
endoplasmic reticulum (ER) stress
Medicine (General)
R5-920
Wang Y
Tang M
Dysfunction of various organelles provokes multiple cell death after quantum dot exposure
description Yan Wang,1,2 Meng Tang1,2 1Key Laboratory of Environmental Medicine Engineering of Ministry of Education, School of Public Health & Collaborative Innovation Center of Suzhou Nano Science and Technology, Southeast University, Nanjing, Jiangsu, People’s Republic of China; 2Jiangsu Key Laboratory for Biomaterials and Devices, Southeast University, Nanjing, Jiangsu, People’s Republic of China Abstract: Quantum dots (QDs) are different from the materials with the micrometer scale. Owing to the superiority in fluorescence and optical stability, QDs act as possible diagnostic and therapeutic tools for application in biomedical field. However, potential threats of QDs to human health hamper their wide utilization in life sciences. It has been reported that oxidative stress and inflammation are involved in toxicity caused by QDs. Recently, accumulating research unveiled that disturbance of subcellular structures plays a magnificent role in cytotoxicity of QDs. Diverse organelles would collapse during QD treatment, including DNA damage, endoplasmic reticulum stress, mitochondrial dysfunction and lysosomal rupture. Different forms of cellular end points on the basis of recent research have been concluded. Apart from apoptosis and autophagy, a new form of cell death termed pyroptosis, which is finely orchestrated by inflammasome complex and gasdermin family with secretion of interleukin-1 beta and interleukin-18, was also summarized. Finally, several potential cellular signaling pathways were also listed. Activation of Toll-like receptor-4/myeloid differentiation primary response 88, nuclear factor kappa-light-chain-enhancer of activated B cells and NACHT, LRR and PYD domains-containing protein 3 inflammasome pathways by QD exposure is associated with regulation of cellular processes. With the development of QDs, toxicity evaluation is far behind its development, where specific mechanisms of toxic effects are not clearly defined. Further studies concerned with this promising area are urgently required. Keywords: quantum dot (QD), autophagy, pyroptosis, inflammasome, endoplasmic reticulum (ER) stress, lysosomal rupture
format article
author Wang Y
Tang M
author_facet Wang Y
Tang M
author_sort Wang Y
title Dysfunction of various organelles provokes multiple cell death after quantum dot exposure
title_short Dysfunction of various organelles provokes multiple cell death after quantum dot exposure
title_full Dysfunction of various organelles provokes multiple cell death after quantum dot exposure
title_fullStr Dysfunction of various organelles provokes multiple cell death after quantum dot exposure
title_full_unstemmed Dysfunction of various organelles provokes multiple cell death after quantum dot exposure
title_sort dysfunction of various organelles provokes multiple cell death after quantum dot exposure
publisher Dove Medical Press
publishDate 2018
url https://doaj.org/article/4c219794a9554eec8e5eb7c07297c114
work_keys_str_mv AT wangy dysfunctionofvariousorganellesprovokesmultiplecelldeathafterquantumdotexposure
AT tangm dysfunctionofvariousorganellesprovokesmultiplecelldeathafterquantumdotexposure
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