1435
Vacuolar H ( + ) - ATPase ( V - ATPase ) , a multisubunit enzyme located at the ruffled border and in lysosomes of osteoclasts , is necessary for bone resorption .
 Chemical: H ( + )
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: H ( + ) 
Answer:
 Chemical: H ( + )