976
The fz - 1 and fz - 2 genes are widely expressed in rat tissues with the highest steady - state levels of mRNA in kidney , liver , heart , uterus , and ovary . fz - 1 and - 2 mRNA levels were greater in neonatal than in corresponding adult tissues .
 GENE: fz - 1; GENE: fz - 2 genes; GENE: fz - 1 and - 2 mRNA
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: fz - 1; GENE: fz - 2 genes; GENE: fz - 1 and - 2 mRNA