21138
Both ROCK - 1 and ROCK - 2 ( Rho kinases ) were activated by sulfide , and sulfide - induced cell blebbing was suppressed by a ROCK inhibitor , suggesting that a Rho pathway is involved in sulfide - induced blebbing in lymphocytes .
 Chemical: sulfide; Chemical: sulfide; Chemical: sulfide
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: sulfide; Chemical: sulfide; Chemical: sulfide