3714
A novel peptide ligand , A5 - 1 ( VILVLF ) , with high affinity to integrin alpha5beta1 was identified from the hexapeptide libraries with this chip - based screening method on the basis of a competitive inhibition assay .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities:  
Answer:
 None