6408
Furthermore , in the presence of physiologic levels of magnesium , these filaments interact with each other to cause global DNA condensation .
 Chemical: magnesium
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: magnesium 
Answer:
 Chemical: magnesium