For rats exposed to a natural environmental photic cycle or a 12L : 12D artificial light regime , peak values of hepatic GR were detected between 23 : 00 and 02 : 00 h .
for rats exposed to a natural environmental photic cycle or a 12l : 12d artificial light regime , peak values of hepatic gr were detected between 23 : 00 and 02 : 00 h .
O B-multi_cell O O O O O O O O O O O O O O O O O O O B-protein_family_or_group I-protein_family_or_group O O O O O O O O O O O O