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Anti- CD28 MoAb costimulation increased NF kappa B levels in neonates , albeit to levels lower than that of adults .
 protein: CD28; protein: NF kappa B; protein: CD28 MoAb
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: CD28; protein: NF kappa B; protein: CD28 MoAb