passages.id: 1.0alpha7.train.745.sent
passages.type: sentence
passages.text: Although the Hsp70 used contained low levels of endotoxin (<0.5 EU/mg as assessed by the limulus amebocyte lysate assay), we excluded a potential involvement of residual endotoxin in Hsp70 binding to APC based on the following observations.
coreferences.id: 1.0alpha7.train.745.coref0
coreferences.entity_ids: 1.0alpha7.train.745.ent0_0 1.0alpha7.train.745.ent1_1
coreferences.id: 1.0alpha7.train.745.coref1
coreferences.entity_ids: 1.0alpha7.train.745.ent2_0