B. Sieburg

Is GLP-1 amide an endogenous antagonist at GLP-1 receptors?

P. Layer, G. Holtmann, H. Goebell, 1994 .

Peptide YY Inhibits Exocrine Pancreatic Secretion in Isolated Perfused Rat Pancreas by Y1 Receptors

P. Layer, J. Reeve, D. Grandt, 1995, Pancreas.