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Statistically significant correlations could be established between patient/histopathology data and the results of the platelet aggregation assays , e.g. between menopausal status and ADP aggregation ; oestrogen receptor (+/-) and collagen and arachidonic acid aggregation , inflammatory cell infiltration score and arachidonic acid aggregation and fibrosis score and ADP aggregation .
 protein: oestrogen receptor; cell type: platelet; protein: collagen
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: oestrogen receptor; cell type: platelet; protein: collagen