Figure 1From: User centered and ontology based information retrieval system for life sciencesExploration of gene ontology concepts hierarchy in OBIRS. OBIRS allows navigating within the concepts hierarchy to assist the query formulation. The user can be aware that "sequence-specific DNA-binding" is a specialisation of "DNA binding" and that "erythrocyte homeostasis" is a generalisation of "erythrocyte development".Back to article page