27114
Quantitative Determination of Lateral Concentration and Depth Profile of Histidine - Tagged Recombinant Proteins Probed by Grazing Incidence X - ray Fluorescence .
 Chemical: Histidine
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: Histidine