1634
In a second series , cytosolic Ca2 + activity ( Fluo3 fluorescence ) , cell volume ( forward scatter ) , and PS - exposure ( annexin V binding ) were determined by FACS analysis in erythrocytes from healthy volunteers .
 Chemical: Ca2; Chemical: Fluo3; Chemical: PS
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: Ca2; Chemical: Fluo3; Chemical: PS