Pretty Parasites (image) Rockefeller University Share Print E-Mail Caption Trypanosoma brucei parasites, showing DNA (blue), and nuclear pore complexes (green). Unlike other eukaryotes, trypanosome nuclear pore complexes have a symmetrical distribution of proteins on their inside and outside faces. Credit Laboratory of Mass Spectrometry and Gaseous Ion Chemistry of the Rockefeller University/PLoS Biology Usage Restrictions Image may be used only to illustrate the research described in the accompanying release. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.