12019
In the present study , we aimed to examine the effect of blockade of L - type Ca ( 2 + ) channels ( LTCC ) and in addition the removal of extracellular Ca ( 2 + ) , on EFS - induced relaxations in rings of rat mesenteric artery .
 Chemical: Ca ( 2 + ); Chemical: Ca ( 2 + )
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: Ca ( 2 + ); Chemical: Ca ( 2 + )