28586
Pharmacological stimulation of KCa3 . 1 unexpectedly suppressed proliferation by inhibiting the rise in [ Ca ( 2 + ) ] i and abolishing the expression and activity of KCa3 . 1 and PDGF beta - receptors .
 Chemical: Ca ( 2 + )
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: Ca ( 2 + ) 
Answer:
 Chemical: Ca ( 2 + )