964
The effect of the hormone on the levels of p50 was demonstrable in the cytosolic and nuclear compartments ; it required between 4 and 8 hr and was specific, as 25-hydroxyvitamin D3 and 24,25-dihydroxyvitamin D3 were ineffective.
 protein: p50
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: p50