Contact: Susan Brown
sdbrown@ucsd.edu
858-246-0161
University of California - San Diego
Caption: A scanning electron micrograph of porous silica microspheres filled with perfluoropentane vapor. This new material, invented at the University of California -- San Diego, is visible with Doppler ultrasound, sticks to breast tissue and can mark the location of tumors too small to be seen or felt during surgery.
Credit: Paul Martinez, UCSD
Usage Restrictions: Permission granted to use this image to illustrate stories about the new material reported here. For other uses, please send a request to scinews@ucsd.edu
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