Table 1.

Circadian genes involved in carbohydrate homeostasis.

	Skeletal Muscle	Liver Expression
	Peak	Peak
Akt2		∼48
Irs1	∼42	∼24
Irs2	∼30	∼23
Tbc1d1	∼42	∼42
Insr		∼30
Pck1		∼37
Pep		∼48
Pyg		∼42
G6pc		∼42

Approximate time of peak expression of metabolic genes in skeletal muscle and liver based on CircaDB (Pizarro et al., 2013). Dark gray squares represent the dark phase, and light gray cells represent the light phase. Uncolored cells reflect borderline light/dark times.