22750
Gabapentin was demonstrated to be a LAT1 substrate in brain endothelial cells ( LAT1 - process ; Km = 530 mu M and Vmax = 7039pmoles / million cells / min versus other - processes ; Km = 923 mu M and Vmax = 3656pmoles / million cells / min ) and in transfected HEK 293 LAT1 cells ( LAT1 - process ; Km = 217 mu M and Vmax = 5192pmoles / million cells / min versus otherprocesses ; Km = 1546 mu M and Vmax = 3375pmoles / million cells / min ) .
 Chemical: Gabapentin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Gabapentin