19387
An anti - PLTX monoclonal antibody - based ELISA showed that the binding was saturable and reversible , with a K ( d ) of 3 x 10 - 10 M .
 Chemical: PLTX
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: PLTX