Article: Novel hypoglycemic effects of Ganoderma lucidum water-extract in obese/diabetic (+db/+db) mice

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TitleNovel hypoglycemic effects of Ganoderma lucidum water-extract in obese/diabetic (+db/+db) mice
AuthorsSeto, SW4
Lam, TY4
Tam, HL3
Au, ALS4
Chan, SW3
Wu, JH3
Yu, PHF3
Leung, GPH1
Ngai, SM4
Yeung, JHK4
Leung, PS4
Lee, SMY2
Kwan, YW4
KeywordsGanoderma lucidum
HMG CoA reductase
PEPCK
Type 2 diabetes mellitus
Issue Date2009
PublisherUrban und Fischer Verlag. The Journal's web site is located at http://www.elsevier.com/locate/phytomed
CitationPhytomedicine, 2009, v. 16 n. 5, p. 426-436 [How to Cite?]
DOI: http://dx.doi.org/10.1016/j.phymed.2008.10.004
AbstractIn this study, we evaluated the pharmacological effects of Ganoderma lucidum (G. lucidum) (water-extract) (0.003, 0.03 and 0.3 g/kg, 4-week oral gavage) consumption using the lean (+db/+m) and the obese/diabetic (+db/+db) mice. Different physiological parameters (plasma glucose and insulin levels, lipoproteins-cholesterol levels, phosphoenolpyruvate carboxykinase (PEPCK), 3-hydroxy-3-methylglutaryl coenzyme A reductase (HMG CoA reductase) and isolated aorta relaxation of both species were measured and compared. G. lucidum (0.03 and 0.3 g/kg) lowered the serum glucose level in +db/+db mice after the first week of treatment whereas a reduction was observed in +db/+m mice only fed with 0.3 g/kg of G. lucidum at the fourth week. A higher hepatic PEPCK gene expression was found in +db/+db mice. G. lucidum (0.03 and 0.3 g/kg) markedly reduced the PEPCK expression in +db/+db mice whereas the expression of PEPCK was attenuated in +db/+m mice (0.3 g/kg G. lucidum). HMG CoA reductase protein expression (in both hepatic and extra-hepatic organs) and the serum insulin level were not altered by G. lucidum. These data demonstrate that G. lucidum consumption can provide beneficial effects in treating type 2 diabetes mellitus (T2DM) by lowering the serum glucose levels through the suppression of the hepatic PEPCK gene expression. © 2008 Elsevier GmbH. All rights reserved.
ISSN0944-7113
2011 Impact Factor: 3.268
2011 SCImago Journal Rankings: 0.133
DOIhttp://dx.doi.org/10.1016/j.phymed.2008.10.004
ISI Accession Number IDWOS:000265952500005
Funding AgencyGrant Number
Hong Kong SAR4107/01 M
4166/02 M
The Chinese University of Hong Kong2401149
2041231
Funding Information:

Provision or G. lucidum (PuraLin (R))/PuraGold (R)) capsules by Dr. Kevin Chu (PuraPharm Research Corporation Ltd., Hong Kong SAR, PR China) is acknowledged. This project is financially supported by the RGC Earmarked Grants of Hong Kong SAR (Ref.: 4107/01 M and Ref.: 4166/02 M), and Direct Grants for Research (The Chinese University of Hong Kong) (Reference no.: 2401149; Project code: 2041231).

ReferencesReferences in Scopus
DC Field
Value
dc.contributor.authorSeto, SW
dc.contributor.authorLam, TY
dc.contributor.authorTam, HL
dc.contributor.authorAu, ALS
dc.contributor.authorChan, SW
dc.contributor.authorWu, JH
dc.contributor.authorYu, PHF
dc.contributor.authorLeung, GPH
dc.contributor.authorNgai, SM
dc.contributor.authorYeung, JHK
dc.contributor.authorLeung, PS
dc.contributor.authorLee, SMY
dc.contributor.authorKwan, YW
dc.date.accessioned2010-05-31T03:52:44Z
dc.date.available2010-05-31T03:52:44Z
dc.date.issued2009
dc.description.abstractIn this study, we evaluated the pharmacological effects of Ganoderma lucidum (G. lucidum) (water-extract) (0.003, 0.03 and 0.3 g/kg, 4-week oral gavage) consumption using the lean (+db/+m) and the obese/diabetic (+db/+db) mice. Different physiological parameters (plasma glucose and insulin levels, lipoproteins-cholesterol levels, phosphoenolpyruvate carboxykinase (PEPCK), 3-hydroxy-3-methylglutaryl coenzyme A reductase (HMG CoA reductase) and isolated aorta relaxation of both species were measured and compared. G. lucidum (0.03 and 0.3 g/kg) lowered the serum glucose level in +db/+db mice after the first week of treatment whereas a reduction was observed in +db/+m mice only fed with 0.3 g/kg of G. lucidum at the fourth week. A higher hepatic PEPCK gene expression was found in +db/+db mice. G. lucidum (0.03 and 0.3 g/kg) markedly reduced the PEPCK expression in +db/+db mice whereas the expression of PEPCK was attenuated in +db/+m mice (0.3 g/kg G. lucidum). HMG CoA reductase protein expression (in both hepatic and extra-hepatic organs) and the serum insulin level were not altered by G. lucidum. These data demonstrate that G. lucidum consumption can provide beneficial effects in treating type 2 diabetes mellitus (T2DM) by lowering the serum glucose levels through the suppression of the hepatic PEPCK gene expression. © 2008 Elsevier GmbH. All rights reserved.
dc.description.natureLink_to_subscribed_fulltext
dc.identifier.citationPhytomedicine, 2009, v. 16 n. 5, p. 426-436 [How to Cite?]
DOI: http://dx.doi.org/10.1016/j.phymed.2008.10.004
dc.identifier.doihttp://dx.doi.org/10.1016/j.phymed.2008.10.004
dc.identifier.epage436
dc.identifier.hkuros157514
dc.identifier.isiWOS:000265952500005
Funding AgencyGrant Number
Hong Kong SAR4107/01 M
4166/02 M
The Chinese University of Hong Kong2401149
2041231
Funding Information:

Provision or G. lucidum (PuraLin (R))/PuraGold (R)) capsules by Dr. Kevin Chu (PuraPharm Research Corporation Ltd., Hong Kong SAR, PR China) is acknowledged. This project is financially supported by the RGC Earmarked Grants of Hong Kong SAR (Ref.: 4107/01 M and Ref.: 4166/02 M), and Direct Grants for Research (The Chinese University of Hong Kong) (Reference no.: 2401149; Project code: 2041231).

dc.identifier.issn0944-7113
2011 Impact Factor: 3.268
2011 SCImago Journal Rankings: 0.133
dc.identifier.issue5
dc.identifier.openurl
dc.identifier.pmid19109000
dc.identifier.scopuseid_2-s2.0-64649089598
dc.identifier.spage426
dc.identifier.urihttp://hdl.handle.net/10722/59561
dc.identifier.volume16
dc.languageeng
dc.publisherUrban und Fischer Verlag. The Journal's web site is located at http://www.elsevier.com/locate/phytomed
dc.publisher.placeGermany
dc.relation.ispartofPhytomedicine
dc.relation.referencesReferences in Scopus
dc.subjectGanoderma lucidum
dc.subjectHMG CoA reductase
dc.subjectPEPCK
dc.subjectType 2 diabetes mellitus
dc.titleNovel hypoglycemic effects of Ganoderma lucidum water-extract in obese/diabetic (+db/+db) mice
dc.typeArticle
Author Affiliations
  1. The University of Hong Kong
  2. University of Macau
  3. Hong Kong Polytechnic University
  4. Chinese University of Hong Kong