scholarly journals Rice (Oryza sativa japonica) Albumin Suppresses the Elevation of Blood Glucose and Plasma Insulin Levels after Oral Glucose Loading

2016 ◽  
Vol 64 (24) ◽  
pp. 4882-4890 ◽  
Author(s):  
Shigenobu Ina ◽  
Kazumi Ninomiya ◽  
Takashi Mogi ◽  
Ayumu Hase ◽  
Toshiki Ando ◽  
...  
1991 ◽  
Vol 66 (3) ◽  
pp. 363-379 ◽  
Author(s):  
Peter R. Ellis ◽  
Fathy M. Dawoud ◽  
Edwin R. Morris

The effectiveness of guar gum in reducing post-prandial blood glucose and plasma insulin levels in human subjects seems to depend mainly on its ability to increase the viscosity of digesta in the small intestine. However, the precise relationship between the rheological properties of guar gum (either in vitro or in vivo) and the changes in blood metabolites and hormones is unknown. The aim of the present study, therefore, was to investigate the effects of wheat breads containing guar gum samples varying in molecular weight (Mw) and particle size (characteristics that strongly influence the rheological properties of guar gum) on post-prandial blood glucose and plasma insulin levels in healthy subjects. The sensory qualities of breads containing guar-gum flours of different Mw were also evaluated using a hedonic scoring technique. No significant differences in the post-prandial blood glucose responses were found between the control and guar breads. However, all the guar breads elicited significant (P < 0.05) decreases in the post-prandial rise in plasma insulin, an effect that did not appear to be influenced by large variations in Mw or particle size of guar gum. Moreover, the sensory qualities of guar bread were markedly improved by using low Mw grades of guar gum.


The Lancet ◽  
1973 ◽  
Vol 301 (7813) ◽  
pp. 1182
Author(s):  
Klaus Johansen ◽  
Erol Cerasi ◽  
Suad Efendić ◽  
Rolf Luft ◽  
AndrewL. Taylor

1994 ◽  
Vol 77 (3) ◽  
pp. 1122-1127 ◽  
Author(s):  
J. P. Miller ◽  
R. E. Pratley ◽  
A. P. Goldberg ◽  
P. Gordon ◽  
M. Rubin ◽  
...  

The insulin resistance associated with aging may be due, in part, to reduced levels of physical activity in the elderly. We hypothesized that strength training increases insulin action in older individuals. To test this hypothesis, 11 healthy men 50–63 yr old [mean 58 +/- 1 (SE) yr] underwent a two-step hyperinsulinemic-euglycemic glucose clamp with concurrent indirect calorimetry and an oral glucose tolerance test (OGTT) before and after 16 wk of strength training. The training program increased overall strength by 47% (P < 0.001). Fat-free mass (FFM; measured by hydrodensitometry) increased (62.4 +/- 2.1 vs. 63.6 +/- 2.1 kg; P < 0.05) and body fat decreased (27.2 +/- 1.8 vs. 25.6 +/- 1.9%; P < 0.001) with training. Fasting plasma glucose levels and glucose levels during the OGTT were not significantly lower after training. In contrast, fasting plasma insulin levels decreased (85 +/- 25 vs. 55 +/- 10 pmol/l; P < 0.05) and insulin levels decreased (P < 0.05, analysis of variance) during the OGTT. Glucose infusion rates during the hyperinsulinemic-euglycemic glucose clamp increased 24% (13.5 +/- 1.7 vs. 16.7 +/- 2.2 mumol.kg FFM-1.min-1; P < 0.05) during the low (20 mU.m-2.min-1) insulin infusion and increased 22% (55.7 +/- 3.3 vs. 67.7 +/- 3.9 mumol.kg FFM-1.min-1; P < 0.05) during the high (100 mU.m-2.min-1) insulin infusion. These increases were accompanied by a 40% increase (n = 7; P < 0.08) in nonoxidative glucose metabolism during the high insulin infusion. These results demonstrate that strength training increases insulin action and lowers plasma insulin levels in middle-aged and older men.


Diabetologia ◽  
1974 ◽  
Vol 10 (6) ◽  
pp. 725-730 ◽  
Author(s):  
M. Hautecouverture ◽  
G. Slama ◽  
R. Assan ◽  
G. Tchobroutsky

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