Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer

Abstract Biodegradable and physically transient optics represent an emerging paradigm in healthcare devices by harnessing optically active system and obviating issues with chronic uses. Light emitting components that can efficiently interact with their environments have advantages of high sensitivit...

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Autores principales:	Kyungtaek Min, Sookyoung Kim, Chang Gun Kim, Sunghwan Kim
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/57168f6d94fe4013a6e9d12efaf1935a
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spelling	oai:doaj.org-article:57168f6d94fe4013a6e9d12efaf1935a2021-12-02T16:07:59ZColored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer10.1038/s41598-017-05842-82045-2322https://doaj.org/article/57168f6d94fe4013a6e9d12efaf1935a2017-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-05842-8https://doaj.org/toc/2045-2322Abstract Biodegradable and physically transient optics represent an emerging paradigm in healthcare devices by harnessing optically active system and obviating issues with chronic uses. Light emitting components that can efficiently interact with their environments have advantages of high sensitivity, visibility, and wireless operation. Here, we report a novel combination of silk biopolymer and optically active organic dyes resulting in versatile fluorescent silk nanofibers (FSNs). FSNs generated by the electrospinning method exhibit attractive functions of the doped organic dyes along with programming the system that physically disappear at prescribed time. Red-green-blue (RGB) fluorescent nanofibrous mats, eco-friendly and transient fluorescent chemosensors for acid vapor detection, and disposable membranes for nutrition delivery were successfully demonstrated using FSNs. These functions introduced using four water soluble dyes: rhodamine B, sodium fluorescein, stilbene 420, and riboflavin. The FSN with sodium fluorescein especially, showed a sensing capability for hazardous and volatile hydrochloric acid vapors. Delivering riboflavin (vitamin B2, an important nutrient for skin care) in the FSN to a biological tissue could be observed by tracing the fluorescence of riboflavin.Kyungtaek MinSookyoung KimChang Gun KimSunghwan KimNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-8 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Kyungtaek Min Sookyoung Kim Chang Gun Kim Sunghwan Kim Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
description	Abstract Biodegradable and physically transient optics represent an emerging paradigm in healthcare devices by harnessing optically active system and obviating issues with chronic uses. Light emitting components that can efficiently interact with their environments have advantages of high sensitivity, visibility, and wireless operation. Here, we report a novel combination of silk biopolymer and optically active organic dyes resulting in versatile fluorescent silk nanofibers (FSNs). FSNs generated by the electrospinning method exhibit attractive functions of the doped organic dyes along with programming the system that physically disappear at prescribed time. Red-green-blue (RGB) fluorescent nanofibrous mats, eco-friendly and transient fluorescent chemosensors for acid vapor detection, and disposable membranes for nutrition delivery were successfully demonstrated using FSNs. These functions introduced using four water soluble dyes: rhodamine B, sodium fluorescein, stilbene 420, and riboflavin. The FSN with sodium fluorescein especially, showed a sensing capability for hazardous and volatile hydrochloric acid vapors. Delivering riboflavin (vitamin B2, an important nutrient for skin care) in the FSN to a biological tissue could be observed by tracing the fluorescence of riboflavin.
format	article
author	Kyungtaek Min Sookyoung Kim Chang Gun Kim Sunghwan Kim
author_facet	Kyungtaek Min Sookyoung Kim Chang Gun Kim Sunghwan Kim
author_sort	Kyungtaek Min
title	Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
title_short	Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
title_full	Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
title_fullStr	Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
title_full_unstemmed	Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
title_sort	colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/57168f6d94fe4013a6e9d12efaf1935a
work_keys_str_mv	AT kyungtaekmin coloredandfluorescentnanofibroussilkasaphysicallytransientchemosensorandvitamindeliverer AT sookyoungkim coloredandfluorescentnanofibroussilkasaphysicallytransientchemosensorandvitamindeliverer AT changgunkim coloredandfluorescentnanofibroussilkasaphysicallytransientchemosensorandvitamindeliverer AT sunghwankim coloredandfluorescentnanofibroussilkasaphysicallytransientchemosensorandvitamindeliverer
_version_	1718384656026435584

Colored and fluorescent nanofibrous silk as a physically transient chemosensor and vitamin deliverer

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