15507
In relation to zinc bioavailability , alpha - CPPs , beta - CPPs , alpha ( s1 ) - CN ( 64 - 74 ) 4P and beta - CN ( 1 - 25 ) 4P increased zinc uptake .
 Chemical: zinc; Chemical: zinc
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: zinc; Chemical: zinc