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Effects of 1 alpha, 25-dihydroxyvitamin D3 on the human chronic myelogenous leukemia cell line RWLeu-4 .
 cell line: human chronic myelogenous leukemia cell line; cell line: RWLeu-4
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:
 cell line: human chronic myelogenous leukemia cell line; cell line: RWLeu-4