2098
Cells from patient 1 had 5 % of control levels of acid lipase , using 14C - triolein as substrate ; however , when artificial substrates ( esters of 4 - methylumbelliferone and p - nitrophenol ) were used to measure acid lipase , these cells had 30 % of control levels .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities:  
Answer:
 None