5598
Once released by HIV ( + ) cells , p17 binds heparan sulfate proteoglycans ( HSPGs ) and CXCR1 on leukocytes causing their dysfunction .
 Chemical: sulfate
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: sulfate