1655
CAG repeat length variation in sperm from a patient with Kennedy's disease .
 cell type: sperm; DNA: CAG repeat length variation
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: sperm, CAG repeat length variation 
Answer:
 cell type: sperm; DNA: CAG repeat length variation