When the adult
glp-4(
bn2ts) mutants were cultured at 25 centigrades, the
rog-1 mRNA was undetectable. In contrast, the mRNA expression of a ubiquitously expressed gene,
act-1, was decreased but detectable at the non-permissive temperature in the mutant worms. These results indicate that the
rog-1 gene is preferentially expressed in the germ cells, implying a role in these cells.