Table 1.

Schematic timeline of the CTA trials with liquid (roman font) or solid food (bold)

Days	Habituation 1–5	Conditioning				Trials 18
		6, 10, 14	7, 11, 15	8, 12, 16	9, 13, 17
Bottle content	Water	Flavor 1 in both bottles	Water	Flavor 2 in both bottles	Water	Flavors 1 or 2 in separate bottles
Regimen	Water OS + SS, i.p.	One of 4 treatment regimens	Water OS + SS, i.p.	Water OS + SS, i.p.	Water OS + SS, i.p.	None
Rack content	Regular chow	Flavor 1 in both trays	Regular chow	Flavor 2 in both trays	Regular chow	Flavors 1 or 2 in each tray
Regimen	Water OS + SS, i.p.	One of 4 treatment regimens	Water OS + SS, i.p.	Water OS + SS, i.p.	Water OS + SS, i.p.	None