22561
We report here the use of secondary ion mass spectrometry ( SIMS ) to image the cholesterol - dependent cohesive phase separation of the ganglioside GM1 into nano - and microscale assemblies in a canonical lipid raft composition of lipids .
 Chemical: cholesterol; Chemical: ganglioside GM1
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: cholesterol; Chemical: ganglioside GM1