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In addition , the punctate staining of AP - 3 by immunofluorescence microscopy , its redistribution to the cytosol by BFA , and the reversibility of the BFA effect ( Dell ' Angelica et al . , 1997a ; Simpson et al . , 1997 ) also indicate that AP - 3 can cycle between the cytosol and membranes .
 cytosol, cytosol, membranes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 cytosol, cytosol, membranes