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Abstract
The epithelial lining of the gastrointestinal (GI) mucosal layer is an effective barrier to the contents of the gut lumen. Selective channels and tight junctions prevent contamination of the sterile internal environment of the body. Conversely, the gut barrier also prevents desired agents from entering the GI tissue. This hinders marking of tissue for further clinical follow-up. Focused ultrasound (US) may provide a potential means of overcoming the gut barrier and allowing penetration of material beyond it which was explored in a series of tests. Experiments were carried out on 14 individual postmortem-obtained murine small bowel samples for a total of 23 sonication/control paired tests. A favourable result of 80% indicated that focused US can pass a nanoscale fluorescent agent through the gut barrier. Further work is required to elucidate where the agent resides, intercellular or intracellular, post-sonication.
Original language | English |
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Title of host publication | 2016 IEEE International Ultrasonics Symposium (IUS) |
Publisher | IEEE Computer Society |
Pages | 1-4 |
Number of pages | 4 |
Volume | 2016-November |
ISBN (Electronic) | 9781467398978 |
DOIs | |
Publication status | Published - 3 Nov 2016 |
Event | 2016 IEEE International Ultrasonics Symposium, IUS 2016 - Tours, France Duration: 18 Sept 2016 → 21 Sept 2016 |
Conference
Conference | 2016 IEEE International Ultrasonics Symposium, IUS 2016 |
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Country/Territory | France |
City | Tours |
Period | 18/09/16 → 21/09/16 |
Keywords
- Focused Ultrasound
- Gastrointetinal tract
- Gut Barrier
- Quantum Dot
- Tissue Marking
ASJC Scopus subject areas
- Acoustics and Ultrasonics
Fingerprint
Dive into the research topics of 'Ultrasound facilitated marking of gastrointestinal tissue with fluorescent material'. Together they form a unique fingerprint.Projects
- 1 Finished
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Sonopill: Minimally Invasive Gastrointestinal Diagnosis and Therapy (Joint with University of Glasgow & Heriot Watt University)
Cochran, S. (Investigator), Corner, G. (Investigator), Cuschieri, A. (Investigator), Nathke, I. (Investigator) & Steele, B. (Investigator)
Engineering and Physical Sciences Research Council
27/05/13 → 14/12/18
Project: Research