26987
Accumulation of As ( V ) in T . pyriformis led to an increase in trivalent arsenics as a result of the saturation of the cellular arsenic methylation capability or / and redox reactions .
 Chemical: As ( V ); Chemical: arsenics; Chemical: arsenic
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: As ( V ), arsenics, arsenic 
Answer:
 Chemical: As ( V ); Chemical: arsenics; Chemical: arsenic