Table 4.

Migration of esophageal cells following exposure to pepsin, acid or acid and pepsin in vitro.

Condition	Δ Area Under Curve	p-value
Relative to Control
0.1mg/ml Pepsin	49.60	0.0399
1mg/ml Pepsin	−5.29	0.9982
0.1mg/ml Pepsin, pH4	−119.28	<0.0001
No Pepsin, pH4	−144.34	<0.0001
Relative to 0.1mg/ml Pepsin
1mg/ml Pepsin	−54.89	0.0161
0.1mg/ml Pepsin, pH4	−168.88	<0.0001
No Pepsin, pH4	−193.94	<0.0001
Relative to No Pepsin, pH4
0.1mg/ml Pepsin, pH4	25.05	0.6155