351
Erythrocyte protoporphyrin concentration increased significantly ( P less than 0 . 05 ) by 14 days in dogs fed the basal diet , and remained significantly high relative to that in dogs of the other dietary groups for the remainder of the study .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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