1499
T140 analogs are peptidic CXCR4 antagonists composed of 14 amino acid residues that were previously developed as anti - HIV agents having inhibitory activity against HIV - entry through its co - receptor , CXCR4 .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
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