25442
The desferoxamine retarded beta - carotene degradation at pH 4 . 0 more effectively than pH 7 . 0 and more effectively in the emulsion with the conjugate than the unconjugated mixture ( p < 0 . 05 ) .
 Chemical: desferoxamine; Chemical: beta - carotene
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: desferoxamine; Chemical: beta - carotene