Volume 9, Issue 5 pp. 249-252
Original Article
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Echogenicity caused by stable microbubbles in a protein-lipid emulsion

Peter L. Davis MD

Peter L. Davis MD

Department of Radiology and the Cardiovascular Research Institute, University of California, San Francisco

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Roy A. Filly MD

Corresponding Author

Roy A. Filly MD

Department of Radiology and the Cardiovascular Research Institute, University of California, San Francisco

Picker Scholar, James Picker Foundation.

Chief, Section Diagnostic Ultrasound, Department of Radiology, University of California, San Francisco, CA 94143Search for more papers by this author
Jon Goerke MD

Jon Goerke MD

Department of Radiology and the Cardiovascular Research Institute, University of California, San Francisco

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First published: June 1981
Citations: 4

Abstract

Some investigators have hypothesized that the echogenicity of natural emulsions is due to protein-lipid interfaces. An in vitro investigation of these phenomena indicates that the observed echoes are the result of entrapped microbubbles that can remain relativelystable in certain naturally occurring products, such as buttermilk.

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