975
Northern ( RNA ) blot hybridization analysis with the p68c - ets - 1 - specific sequence and RNase protection experiments showed that the corresponding mRNA was expressed in normal chicken spleen and not in normal chicken thymus or in various T lymphoid cell lines .
 GENE: p68c - ets - 1; GENE: RNase
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: p68c - ets - 1; GENE: RNase