3218
Numerous periodic acid Schiff ( PAS ) positive , diastase resistant cytoplasmic inclusion bodies which appeared as myelin figures in cytosegresomes under the electron microscope were identified in the proximal convoluted tubules .
 Chemical: periodic acid
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: periodic acid