4152
By live videomicroscopy , we confirmed that the vessels were largely nonfunctional in the absence of alpha2beta1 integrin .
 Anatomy: vessels
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: vessels 
Answer:
 Anatomy: vessels