Table 4

Elution^4-a profiles from Sepak cartridges, pH 4.0

	Alcohol		Recovery
	50%	60%	Recovery	70%	80%	90%
	%		%
Original DP1	2	41	52	4	0	99
Duodenal perfusates	0	3	64	28	3	98
DP1 + 5 mM taurocholate	3	4	62	27	0	94
DP1 + 5 mM glycocholate	2	68	27	2	0	99

↵4-a Two milliliters of each alcohol fraction were used for the elutions.