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As GM1 is a major component of lipid rafts and recent studies suggest that Abeta accumulation in these lipid rafts is an early event in AD development , GM1 might play an important role in the early steps in AD pathogenesis [ 155 , 156 ] .
 Anatomy: lipid rafts; Anatomy: lipid rafts
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: lipid rafts; Anatomy: lipid rafts