7907
A monoclonal antibody specific to the glycosphingolipid lactosylceramide was able to inhibit activation of the NF-kappaB -like factor by PGG-Glucan , and ligand binding data, including polysaccharide specificity , suggested that the PGG-Glucan binding moiety was lactosylceramide .
 ( protein: NF-kappaB, None) , ( protein: monoclonal antibody, None) , ( protein: NF-kappaB -like factor, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: NF-kappaB, None) , ( protein: monoclonal antibody, None) , ( protein: NF-kappaB -like factor, None) 