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The ischaemic heart also loses its metabolic flexibility and can switch to glucose or fatty acid oxidation as its preferential state , which may deteriorate cardiac function even further in case of type 2 diabetes mellitus . Recent experimental studies suggest that the cardioprotective properties of volatile anaesthetics partly rely on changing myocardial substrate metabolism .
 Chemical: glucose; Chemical: fatty acid
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: glucose; Chemical: fatty acid