A. G. Penney

Inability of cytoprotection to occur during a period of gastric ischemia

P. O’Brien, G. Frydman, A. Penney, 1991, Digestive diseases and sciences.

NSAID-induced delay in gastric ulcer healing is not associated with decreased epithelial cell proliferation in rats

P. O’Brien, C. Malcontenti-Wilson, F. Andrews, 1995, Digestive Diseases and Sciences.

Influence of age on natural and delayed healing of experimentally-induced gastric ulcers in rats

P. O’Brien, F. Andrews, A. Penney, 1996, Digestive Diseases and Sciences.

Aged gastric mucosa: Mechanisms of vulnerability

P. O’Brien, C. Malcontenti-Wilson, F. Andrews, 1998 .

Sulindac inhibits the rate of growth and appearance of colon tumors in the rat.

S. Skinner, P. O’Brien, A. Penney, 1991, Archives of surgery.

Effects of misoprostol on delayed ulcer healing induced by aspirin

P. O’Brien, F. Andrews, A. Penney, 1994, Digestive Diseases and Sciences.