Table 1. Body weight and gut organ growth of 17 d-old rats after gavage feeding with pancreatic enzyme preparation, Creon, or α-lactalbumin (control) during 14–16 days of age.

	Body	Stomach	SI	Proximal SI	Distal SI	Cecum	Pancreas	Liver
	weight	weight	length	weight	weight	weight	weight	weight
Treatment	g	mg/g b.wt	cm/g b.wt	mg/g b.wt	mg/g b.wt	mg/g b.wt	mg/g b.wt	mg/g b.wt
Control	40.4 ± 2.5	6.3 ± 0.5	1.5 ± 0.1	17.2 ± 1	15.5 ± 1.3	2.0 ± 0.2	2.7 ± 0.4	33.6 ± 1.5
Creon	39.9 ± 2.0	6.7 ± 0.5	1.7 ± 0.1*	21.7 ± 1.3***	18.7 ± 0.7**	3.2 ± 0.6*	3.2 ± 0.5*	33.8 ± 1.5

The results (mean ± SD, n = 10–11) are presented per gram body weight (g b.wt). Significant differences between enzyme-treated and control groups are indicated by

* P < 0.05,

** P < 0.01,

*** P < 0.001; SI = small intestine.