Regulation of pancreatic PC1 and PC2 associated with increased glucagon and GLP-1 immunoreactivity in diabetic rats. - Nie,Y.; Nakashima,M.; Brubaker,P.L.; Li,Q.L.; Perfetti,R.; Jansen,E.; Zambre,Y.; Pipeleers,D.; Friedman,T.C. (J Clin Invest, 2000)