1069
Our results suggest that ( 1 ) shared genetic background , shared environment , and similar age contribute to similarities in blood plasma lipidomics profiles among individuals ; and ( 2 ) that the power of quantitative genetic analyses is enhanced by quantile equating and combination of data sets obtained in different measurement blocks .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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