Figure 1 - Functional classes of 992 protein spots identified from a map of the rat hippocampus.
From the following article
Protein profiling by the combination of two independent mass spectrometry techniques
Wei-Qiang Chen, Sung-Ung Kang & Gert Lubec
Nature Protocols 1, 1446 - 1452 (2006) Published online: 2 November 2006
doi:10.1038/nprot.2006.246

Identified proteins were categorized into metabolic, signaling, neuronal and the like, according to their assignment in the SWISS-PROT database (http://expasy.org/) and literature (http://pubmed.com/).
