Encapsulation of curcumin into layered double hydroxides

This study focuses on the encapsulation of natural curcumin present in turmeric (Curcuma longa L.) into a layered double hydroxide (LDH), which demonstrates slow release properties with future potential in therapeutic applications such as slow release wound dressings. Turmeric has been used in tradi...

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Main Authors: Supun Samindra Kamkanam M., Kottegoda Nilwala
Format: Article
Language:English
Published: De Gruyter 2014-12-01
Series:Nanotechnology Reviews
Subjects:
Online Access:https://doi.org/10.1515/ntrev-2014-0018
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author Supun Samindra Kamkanam M.
Kottegoda Nilwala
author_facet Supun Samindra Kamkanam M.
Kottegoda Nilwala
author_sort Supun Samindra Kamkanam M.
collection DOAJ
description This study focuses on the encapsulation of natural curcumin present in turmeric (Curcuma longa L.) into a layered double hydroxide (LDH), which demonstrates slow release properties with future potential in therapeutic applications such as slow release wound dressings. Turmeric has been used in traditional medicinal applications since ancient times. The main active substances in turmeric are curcumin together with two related compounds, demethoxycurcumin (DMC) and bisdemethoxycurcumin (BDMC), which have been extensively studied as antibacterial compounds. However, these molecules are unstable and, therefore, demonstrate limited biological activity and practical applications. In this study, attempts were made to synthesize curcumin in-situ encapsulated layered LDHs in order to stabilize the curcumin molecules within the nanolayers of the LDHs. The curcumin intercalated LDHs were synthesized by a simple in-situ co-precipitation method. The release characteristics of curcumin from the nanocomposites were quantitatively monitored under different pH conditions using UV-Visible spectroscopic methods, and the results indicate that the nanocomposite has the future potential in slow release therapeutic applications.
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spelling doaj.art-4d2921cfa4d44f4cb217b626525bee112022-12-21T17:16:56ZengDe GruyterNanotechnology Reviews2191-90892191-90972014-12-013657958910.1515/ntrev-2014-0018Encapsulation of curcumin into layered double hydroxidesSupun Samindra Kamkanam M.0Kottegoda NilwalaCollege of Chemical Sciences, Institute of Chemistry Ceylon, Rajagiriya 10100, Sri LankaThis study focuses on the encapsulation of natural curcumin present in turmeric (Curcuma longa L.) into a layered double hydroxide (LDH), which demonstrates slow release properties with future potential in therapeutic applications such as slow release wound dressings. Turmeric has been used in traditional medicinal applications since ancient times. The main active substances in turmeric are curcumin together with two related compounds, demethoxycurcumin (DMC) and bisdemethoxycurcumin (BDMC), which have been extensively studied as antibacterial compounds. However, these molecules are unstable and, therefore, demonstrate limited biological activity and practical applications. In this study, attempts were made to synthesize curcumin in-situ encapsulated layered LDHs in order to stabilize the curcumin molecules within the nanolayers of the LDHs. The curcumin intercalated LDHs were synthesized by a simple in-situ co-precipitation method. The release characteristics of curcumin from the nanocomposites were quantitatively monitored under different pH conditions using UV-Visible spectroscopic methods, and the results indicate that the nanocomposite has the future potential in slow release therapeutic applications.https://doi.org/10.1515/ntrev-2014-0018curcuminlayered double hydroxidesnanocompositesslow releaseturmeric
spellingShingle Supun Samindra Kamkanam M.
Kottegoda Nilwala
Encapsulation of curcumin into layered double hydroxides
Nanotechnology Reviews
curcumin
layered double hydroxides
nanocomposites
slow release
turmeric
title Encapsulation of curcumin into layered double hydroxides
title_full Encapsulation of curcumin into layered double hydroxides
title_fullStr Encapsulation of curcumin into layered double hydroxides
title_full_unstemmed Encapsulation of curcumin into layered double hydroxides
title_short Encapsulation of curcumin into layered double hydroxides
title_sort encapsulation of curcumin into layered double hydroxides
topic curcumin
layered double hydroxides
nanocomposites
slow release
turmeric
url https://doi.org/10.1515/ntrev-2014-0018
work_keys_str_mv AT supunsamindrakamkanamm encapsulationofcurcuminintolayereddoublehydroxides
AT kottegodanilwala encapsulationofcurcuminintolayereddoublehydroxides