Biomolecular network querying examples for multi-species and multi-conditions. (a) A conserved complex identified between Plasmodium falciparum and Saccharomyces cerevisiae. (b) A representative complex uncovered within the Plasmodium falciparum network only. (c) A potential transcription module appeared in five leukemia gene co-expression networks under different conditions. Figures (a) and (b) were adopted by permission from Macmillan Publishers Ltd: http://www.nature.com/nature/ , copyright 2005, and figure (c) was redrawn from .