23375
In Toxoplasma gondii , CDPK1 is required for calcium - regulated secretion from micronemes , thereby controlling motility , invasion , and egress from host cells .
 Chemical: calcium
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: calcium 
Answer:
 Chemical: calcium