Abstract:
:Fasting (24 h) normal dogs and depancreatized dogs were injected intravenously with highly purified porcine insulin (Actrapid) in the doses of 0.2 U/kg and 0.5 U/kg, respectively. Blood glucose decreased from 152 +/- 41 (SEM) mg/100 ml to 39 +/- 7 mg/100 ml in the depancreatized dog and from 95 +/- 3 mg/100 ml to 42 +/- 4 mg/100 ml in the normal animal. Using a specific antiserum for "pancreatic" glucagon, the circulating level of glucagon immunoreactivity did not rise from the basal value of 247 +/- 31 pg/ml in the depancreatized group whereas it rose significantly from 223 +/- 24 pg/ml to 321 +/- 41 pg/ml in the normal group. In contrast intravenous infusion of 7 g of arginine increased "pancreatic" glucagon immunoreactivity in both groups. Thus, extrapancreatic glucagon of the pancreatic type does not respond to hypoglycaemia but to arginine infusion.
journal_name
Diabetologiajournal_title
Diabetologiaauthors
Matsuyama T,Tanaka R,Shima K,Nonaka K,Tarui Sdoi
10.1007/BF02342872subject
Has Abstractpub_date
1978-12-01 00:00:00pages
471-4issue
6eissn
0012-186Xissn
1432-0428journal_volume
15pub_type
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