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Nitric oxide selectively reduces endothelial expression of adhesion molecules and proinflammatory cytokines .
 protein: proinflammatory cytokines; protein: adhesion molecules
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: proinflammatory cytokines, adhesion molecules 
Answer:
 protein: proinflammatory cytokines; protein: adhesion molecules