29356
Given the central role of antigen presenting cells , and in particular dendritic cells ( DCs ) , in the development of allergic responses , the stability of allergens to intracellular processing may be more relevant than resistance to extracellular pepsin digestion .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None