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In parallel, upregulation of the lung vascular adhesion molecule , intercellular adhesion molecule-1 , was greatly reduced by intrapulmonary instillation of phosphonate-containing liposomes .
 lung vascular adhesion molecule, intercellular adhesion molecule-1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 lung vascular adhesion molecule, intercellular adhesion molecule-1