Table 7. Examples of incorrectly extracted gene-disease relations due to negation (E1) and wrong interactor (E2).

	Gene-disease relation	Sentence
E1	<overexpressed CCR7, associated with, lymphocyte-predominant Hodgkin disease>	Up-regulation of CCR7 in classical but not in lymphocyte-predominant Hodgkin disease correlates with ….
E2	<overexpressed Bcl-2, associated with, acute myelogenous leukemia>	Synergistic induction of apoptosis by simultaneous disruption of the Bcl-2 and MEK/MAPK pathways in acute myelogenous leukemia.