11272
Kinetic study showed the transport of these two substrates have a K ( m ) of 42 . 5 +/- 12 . 1 and 33 . 1 +/- 8 . 7 micro M , respectively .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None