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N o v e m b e r 0 5 - 0 6 , 2 0 1 8 | P h i l a d e l p h i a , U S A
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DIABETES, NUTRITION, METABOLISM & MEDICARE
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LASER, OPTICS AND PHOTONICS
World Conference on
Obesity Summit 2018 & Diabetes Conference 2018 & Laser Photonics Conference 2018
Biomedical Research
|
ISSN: 0976-1683
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Volume 29
Kazi Ishtiaq Ahmad et al., Biomed Res 2018, Volume 29 | DOI: 10.4066/biomedicalresearch-C7-019
ANTI-HYPERGLYCEMIC ACTION OF
GYNURA
PROCUMBENS
IS PARTLY MEDIATED BY
INHIBITION OF CARBOHYDRATE DIGESTION
AND ABSORPTION IN THE GUT
Kazi Ishtiaq Ahmad, Mahbub Hasan, Limu Parvin, Afra Haque,
Kamol Krishna Nandy
and
JMA Hannan
Independent University, Bangladesh
G
ynura procumbens
leaf has been widely used as a traditional therapy for
diabetes all over the world. Present study aims to investigate effects of
G. procumbens
in sucrose digestion and absorption in the gut to explore the
anti-hyperglycemic activity of this plant. The dried-powder-leaves of
G. pro-
cumbens
were extracted with methanol. Sucrose malabsorption in GI Tract
was evaluated in 20-hrs-fasted Long Evan rats by determining the amount of
sucrose remaining in six different parts of gastrointestinal tract after sucrose
load (2.5 g/kg
b.wt), with or without 500 mg/kg dose of
G procumbens
ex-
tract. For evaluation of disaccharides activity, the extract was fed to 20-h-fast-
ed rats. After 60 min, the rats were sacrificed, and the small intestines were
isolated and homogenized. The homogenate (20μl) was incubated for 60
min at 37 °C with 40 mmol sucrose. Disaccharides activity was calculated
by glucose converted from sucrose as mol-mg glucose/protein/h. When the
extract of
G procumbens
was administered simultaneously with the sucrose
load, the residual sucrose content in the gastrointestinal tract was increased
significantly (p<0.01), especially in the upper intestine at 30 min, in the whole
intestine as well as cecum at 1 and 2 h. At 4 h, sucrose was not detected in the
gut in both groups. When extract was supplemented with the glucose solu-
tion, the percentage absorption of glucose was decreased by 13-19% during
whole perfusion period (p<0.05). It inhibited disaccharides (sucrose) activity
significantly (p<0.05) in rats. The anti-hyperglycemic activities of
G procum-
bens
in rats are partly mediated via delaying intestinal carbohydrate digestion
and absorption.
Kazi Ishtiaq Ahmad has recently completed masters
of pharmacy, major in clinical pharmacy and molecular
pharmacology from East West University, Dhaka, Ban-
gladesh and completed bachelor of pharmacy from BGC
Trust University, Bangladesh. He has completed his M
Pharm research under the active supervision of JMA
Hannan in the field of diabetes.
kazilingkon@gmail.comBIOGRAPHY