Cited by 23Pancreatic function and diabetesRegulation of Appetite and ObesityDiabetes Treatment and Management

Circadian rhythm of gastric inhibitory polypeptide (GIP) in man

Salera, Marcello, Giacomoni, Pierluigi, Pironi, Loris, Ustra, Cosimo, Capelli, Maurizio, Giorgi, Alessandra, Miglioli, Mario, Barbara, Luigi·1983·Metabolism

Abstract

The diurnal variations of serum gastric inhibitory polypeptide (GIP), serum insulin, plasma glucagon, plasma glucose and serum triglycerides were studied for 24 hr in 6 healthy young men, consuming three meals and performing their usual physical activities. Serum GIP levels peaked after each meal and stayed significantly elevated from the peak after lunch till late night. Glucose and insulin showed early and short-lasting postprandial peaks, declining thereafter to basal values within a short time. Plasma glucagon was inhibited by the meal ingestion and fluctuated around the basal levels in the interdigestive periods. On the other hand, serum triglycerides tended to parallel GIP changes for most of the day, being significantly elevated starting from lunch consumption to late night. The present results suggest that GIP may have effects other than the insulinogenic one, being probably involved in the control of lipid metabolism.

Integrity signals

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Crossref · 10.1016/0026-0495(83)90150-6

Cites

25 of 25 references verified0 citation errors · 0 not checkable

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Authors
Salera, M., Giacomoni, P., Pironi, L., Ustra, C., Capelli, M., Giorgi, A., Miglioli, M., & Barbara, L.
Affiliations
IRCCS Azienda Ospedliero-Universitaria di Bologna Policlinico di Sant'Orsola (IT)
Corresponding author
Salera, Marcello
Venue
Metabolism
Publisher
Elsevier BV
Published
1983-01
Volume
32
Issue
1
Pages
21-24
ISSN
0026-0495 (ISSN-L)
OpenAlex
W1988044902
Cited by
23
References
25
Citations by year
2026: 2 · 2024: 1 · 2022: 1 · 2020: 1 · 2019: 2 · 2018: 1 · 2012: 1
FWCI
1.23
Type
journal article
Language
en
Open access
closed
Locations
  • Metabolism (publishedVersion)
  • PubMed (publishedVersion)
  • Archivio istituzionale della ricerca (Alma Mater Studiorum Università di Bologna) (submittedVersion)
Topics
  • Health Sciences › Medicine › Surgery › Pancreatic function and diabetes
  • Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Regulation of Appetite and Obesity
  • Health Sciences › Medicine › Endocrinology, Diabetes and Metabolism › Diabetes Treatment and Management
Keywords
glucose-dependent insulinotropic polypeptide, circadian rhythm, diurnal variation, insulin, glucagon, plasma glucose, serum triglycerides, postprandial response, lipid metabolism, meal ingestion
MeSH terms
Adult, Blood Glucose, Circadian Rhythm, Eating, Gastric Inhibitory Polypeptide, Gastrointestinal Hormones, Glucagon, Humans, Insulin, Male, Triglycerides

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