Department of Medicine, Royal Postgraduate Medical School, Hammersmith Du Cane Road, London WI 2 OHS (U.K.)
Hospital,
(Received March 19th, 1979)
Summary Plasma trypsin concentrations were measured in 403 fasting diabetics and 106 healthy controls. Basal trypsin concentrations in the normal subjects were 88 + 6 rig/ml (mean i S.E.M.). Mean plasma trypsin concentrations in diabetics treated with diet alone (n = 74) were 45 + 2 ng/ml, while in a group of young ( 35yr
35, n = 152) and Young insuliidependent diabetics (age