Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy

Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 2013.

Bibliographic Details
Main Author: Yang, Yu-Sang Sabrina
Other Authors: Darrell J. Irvine.
Format: Thesis
Language:eng
Published: Massachusetts Institute of Technology 2013
Subjects:
Online Access:http://hdl.handle.net/1721.1/81061
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author Yang, Yu-Sang Sabrina
author2 Darrell J. Irvine.
author_facet Darrell J. Irvine.
Yang, Yu-Sang Sabrina
author_sort Yang, Yu-Sang Sabrina
collection MIT
description Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 2013.
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spelling mit-1721.1/810612019-04-10T09:10:35Z Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy Yang, Yu-Sang Sabrina Darrell J. Irvine. Massachusetts Institute of Technology. Department of Materials Science and Engineering. Massachusetts Institute of Technology. Department of Materials Science and Engineering. Materials Science and Engineering. Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 2013. Cataloged from PDF version of thesis. Includes bibliographical references (p. 70-72). Striped gold nanoparticles (NPs), inorganic particles protected by an amphiphilic mixed organic ligand shell, are the most recent and potent evolution of gold nanoparticle intracellular delivery vectors. Here we propose the combination of striped gold nanoparticles with lipid vesicles of diameter < 200 nm in order to concentrate their delivery and couple their delivery to the delivery of pharmaceuticals. Mechanisms of penetration of striped gold nanoparticles into live cell membranes via non-endocytic pathways was poorly understood, therefore this work focuses on the interaction of striped NPs with synthetic lipid membranes as models for cellular membranes, and interactions with bacterial membranes have been investigated to provide a more stringent test of their interaction capacity. Cellular uptake of striped gold nanoparticles has been observed to be homogeneous when delivered via interbilayer crosslinked multilamellar lipid vesicles, which resulted in enhancement of striped gold nanoparticle induced radiosensitization causing membrane rupture and genomic damage. by Yu-Sang Yang. S.M. 2013-09-24T19:40:17Z 2013-09-24T19:40:17Z 2013 2013 Thesis http://hdl.handle.net/1721.1/81061 857792301 eng M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission. http://dspace.mit.edu/handle/1721.1/7582 72 p. application/pdf Massachusetts Institute of Technology
spellingShingle Materials Science and Engineering.
Yang, Yu-Sang Sabrina
Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
title Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
title_full Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
title_fullStr Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
title_full_unstemmed Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
title_short Interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
title_sort interaction of amphiphilic gold nanoparticles with lipid membranes and their application to cancer radiotherapy
topic Materials Science and Engineering.
url http://hdl.handle.net/1721.1/81061
work_keys_str_mv AT yangyusangsabrina interactionofamphiphilicgoldnanoparticleswithlipidmembranesandtheirapplicationtocancerradiotherapy