19605
Upon exposure of BEAS - 2B cells to cobalt , intracellular accumulation of cobalt and zinc was demonstrated using direct in situ microchemical analysis based on ion micro - beam techniques and analysis after cell lysis by inductively coupled plasma mass spectrometry ( ICP - MS ) .
 Chemical: cobalt; Chemical: cobalt; Chemical: zinc
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: cobalt; Chemical: cobalt; Chemical: zinc