- Hardt P, Helfrich C, Klauke T, Klor H. Liquid pancreatic enzyme therapy for a patient with short bowel syndrome and chronic pancreatitis in a complicated case of Crohn's disease. Eur J Med Res. 1999;4:345-6 pubmed..In combination with this enzyme preparation, enteral nutrition could successfully be started again. ..
- Hardt P, Toepler M, Ngoumou B, Rupp J, Kloer H. Measurement of fecal pyruvate kinase type M2 (tumor M2-PK) concentrations in patients with gastric cancer, colorectal cancer, colorectal adenomas and controls. Anticancer Res. 2003;23:851-3 pubmed..The measurement of fecal Tumor M2-PK concentrations might provide an interesting screening tool for colorectal cancer. Further studies comparing the determination of Tumor M2-PK in stool to occult blood in stool are in progress. ..