Volume 90, Issue 6 pp. 769-773
ORIGINAL ARTICLE
Open Access

Effect of broth from meat of linseed-fed cattle on glucose-stimulated insulin release in healthy male volunteers

Zoltan Bacs

Zoltan Bacs

Faculty of Economics and Business Administration, University of Debrecen, Debrecen, Hungary

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Katalin Szabo

Katalin Szabo

Faculty of Medicine, Department of Pharmacology and Pharmacotherapy, University of Debrecen, Debrecen, Hungary

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Levente Czegledi

Levente Czegledi

Faculty of Agricultural and Food Sciences and Environmental Management, University of Debrecen, Debrecen, Hungary

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Jozsef Nemeth

Jozsef Nemeth

Faculty of Medicine, Department of Pharmacology and Pharmacotherapy, University of Debrecen, Debrecen, Hungary

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Peter Fraknoi

Peter Fraknoi

Faculty of Agricultural and Food Sciences and Environmental Management, University of Debrecen, Debrecen, Hungary

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Peter Kovacs

Peter Kovacs

Faculty of Medicine, Institute of Internal Medicine Building A, University of Debrecen, Debrecen, Hungary

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Andras Javor

Andras Javor

Faculty of Agricultural and Food Sciences and Environmental Management, University of Debrecen, Debrecen, Hungary

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Balazs Varga

Balazs Varga

Faculty of Medicine, Department of Pharmacology and Pharmacotherapy, University of Debrecen, Debrecen, Hungary

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Bela Juhasz

Corresponding Author

Bela Juhasz

Faculty of Medicine, Department of Pharmacology and Pharmacotherapy, University of Debrecen, Debrecen, Hungary

Correspondence

Bela Juhasz, Faculty of Medicine, Department of Pharmacology and Pharmacotherapy, University of Debrecen, Debrecen, Hungary.

Email: [email protected]

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Zoltan Szilvassy

Zoltan Szilvassy

Faculty of Medicine, Department of Pharmacology and Pharmacotherapy, University of Debrecen, Debrecen, Hungary

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First published: 11 April 2019
Citations: 1

Abstract

Polyunsaturated fatty acid consumption has been shown to improve insulin sensitivity. We studied if administration of broth with beef meat enriched with polyunsaturated fatty acids influenced glucose-stimulated insulin release in healthy male volunteers. Broth was made either from cattles undergone dietary supplementation with lightly bruised whole linseed in addition to feeding ad libitum on grass silage (test meal) or from those fed grass silage alone (control meal). Oral glucose tolerance tests (OGTT) were performed in patients after a 6-day period of eating 300 ml broth containing 100 g meat once a day in addition to their otherwise normal mixed nourishment. During OGTT, blood samples were taken for blood glucose level and plasma insulin immunoreactivity before and 15, 30, 60, 90, 120, and 180 min after the glucose load. Glucose-stimulated maximum increase in plasma insulin immunoreactivity was 42 ± 6.6 and 81 ± 7.4 mU/ml (p < 0.05) after the test and the control meals, respectively. However, both fasting and postload blood glucose levels were the same after either meal period. The results suggest an insulin-sensitizing effect of food produced from beef cattle maintained on linseed diet in healthy human volunteers.

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