2028
RT - PCR and in situ hybridization analyses of a time course of juvenile testis development indicate that Spo11 expression begins in early meiotic Prophase I , prior to the pachytene stage , with increasing accumulation of mRNA through the pachytene stage .
 GENE: Spo11
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: Spo11