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Plasma malondialdehyde , which was present in minimal amount at zero time ( 0 . 058 mumol / liter plasma ; SD 0 . 015 ) , increased after 5 min of ischemia , resulting in a fivefold increase after 30 min of carotid occlusion ( 0 . 298 mumol / liter plasma ; SD 0 . 078 ) .
 Chemical: malondialdehyde; Disease: ischemia
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: malondialdehyde; Disease: ischemia