14759
Antibody cross-linking of TR55 , in the absence of exogenous TNF-alpha , induced maximal HIV-1 expression, an up-modulation of surface TR75 , and nuclear NF-kappa B activity in OM-10.1 cultures.
 protein: TR75; protein: exogenous TNF-alpha; protein: NF-kappa B; protein: TR55
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: TR75, exogenous TNF-alpha, NF-kappa B, TR55 
Answer:
 protein: TR75; protein: exogenous TNF-alpha; protein: NF-kappa B; protein: TR55