Page Banner

United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

Download a high-resolution (300dpi) digital image here

Image Number D1188-18

Molecular biologist John Lippolis uses a tandem mass spectrometer, which collects the data necessary for proteomics.


Photo by Stephen Ausmus.

640 pixels wide: (d1188-18.jpg)

Please visit our Image Gallery
Last Modified: 8/1/2008
Footer Content Back to Top of Page