6215
Black lipid membranes ( BLMs ) are free - floating membranes with defined composition that are ideally suited for characterizing NP - membrane interactions free of any potential perturbation through a supporting substrate .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None