A mini review on selenium quantum dots: synthesis and biomedical applications

In recent years, the demand for advanced biomedical nanomaterials has seen a noticeable surge. Among the essential trace elements in the human body, selenium has gained recognition for its anti-cancer, antioxidant, and immune regulatory properties. However, traditional selenium-based semiconductor q...

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Main Authors: Yanhua Huang, Guangming Lu, Li Zhou
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-12-01
Series:Frontiers in Bioengineering and Biotechnology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fbioe.2023.1332993/full
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author Yanhua Huang
Guangming Lu
Li Zhou
author_facet Yanhua Huang
Guangming Lu
Li Zhou
author_sort Yanhua Huang
collection DOAJ
description In recent years, the demand for advanced biomedical nanomaterials has seen a noticeable surge. Among the essential trace elements in the human body, selenium has gained recognition for its anti-cancer, antioxidant, and immune regulatory properties. However, traditional selenium-based semiconductor quantum dots (QDs) are often comprised of heavy metal elements that tend to be toxic, thereby limiting their usage in biomedical applications. Fortunately, the advent of elemental selenium quantum dots (SeQDs), a new kind of fluorescent nanomaterial with unique physicochemical properties, has provided a solution to this problem. These SeQDs are known for their low toxicity and good biocompatibility, making them a promising candidate for biomedical applications. In this mini-review, we delve into the synthesis methods of fluorescent SeQDs and the latest progress in their applications in bioimaging, biosensing, and diagnosis treatment. Finally, we identify the major challenges and future prospects in the field of SeQDs.
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spelling doaj.art-b4be5c17afb34266be76ef2fa2297a102023-12-21T04:47:46ZengFrontiers Media S.A.Frontiers in Bioengineering and Biotechnology2296-41852023-12-011110.3389/fbioe.2023.13329931332993A mini review on selenium quantum dots: synthesis and biomedical applicationsYanhua HuangGuangming LuLi ZhouIn recent years, the demand for advanced biomedical nanomaterials has seen a noticeable surge. Among the essential trace elements in the human body, selenium has gained recognition for its anti-cancer, antioxidant, and immune regulatory properties. However, traditional selenium-based semiconductor quantum dots (QDs) are often comprised of heavy metal elements that tend to be toxic, thereby limiting their usage in biomedical applications. Fortunately, the advent of elemental selenium quantum dots (SeQDs), a new kind of fluorescent nanomaterial with unique physicochemical properties, has provided a solution to this problem. These SeQDs are known for their low toxicity and good biocompatibility, making them a promising candidate for biomedical applications. In this mini-review, we delve into the synthesis methods of fluorescent SeQDs and the latest progress in their applications in bioimaging, biosensing, and diagnosis treatment. Finally, we identify the major challenges and future prospects in the field of SeQDs.https://www.frontiersin.org/articles/10.3389/fbioe.2023.1332993/fullselenium quantum dotsfluorescencebioimagingbiosensingdiagnosis
spellingShingle Yanhua Huang
Guangming Lu
Li Zhou
A mini review on selenium quantum dots: synthesis and biomedical applications
Frontiers in Bioengineering and Biotechnology
selenium quantum dots
fluorescence
bioimaging
biosensing
diagnosis
title A mini review on selenium quantum dots: synthesis and biomedical applications
title_full A mini review on selenium quantum dots: synthesis and biomedical applications
title_fullStr A mini review on selenium quantum dots: synthesis and biomedical applications
title_full_unstemmed A mini review on selenium quantum dots: synthesis and biomedical applications
title_short A mini review on selenium quantum dots: synthesis and biomedical applications
title_sort mini review on selenium quantum dots synthesis and biomedical applications
topic selenium quantum dots
fluorescence
bioimaging
biosensing
diagnosis
url https://www.frontiersin.org/articles/10.3389/fbioe.2023.1332993/full
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AT yanhuahuang minireviewonseleniumquantumdotssynthesisandbiomedicalapplications
AT guangminglu minireviewonseleniumquantumdotssynthesisandbiomedicalapplications
AT lizhou minireviewonseleniumquantumdotssynthesisandbiomedicalapplications