PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18006124-5 2007 In CD80 or CD86 KO mice, formulations with the saponin derivative, QS21 could efficiently default to the other B7 molecule. Saponins 47-54 CD80 antigen Mus musculus 3-7