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| 1 | Antidiabetic and in vitro antioxidant potential of Hybanthus enneaspermus(Linn) F.Muell in streptozotocin—induced diabetic rats显示文摘Objective:To evaluate antidiabetic and antioxidant potential of Hybanthus enneaspermus in different models.Methods:The oral glucose tolerance test(OGTT) and normoglycemic effect of alcoholic extract of Hybanthus enneaspermus(AHE) were evaluated at a dose of 125,250 and 500mg/kg p.o.while hypoglycemic activity and effect on body weight were tested at 250 and 500 mg/kg p.o.per day for 21 days in Streptozotocin(STZ) induced diabetic rats.Further,glucose uptake by hemidiaphram was also evaluated.The total polyphenolic and flavonoid were determined and their correlation with various antioxidant assays was also determined.Results:The results showed high level of phenolic content in AHE.AHE also exhibited higher total antioxidant capacity,good reducing power and a significant scavenger of reactive oxygen species like DPPH radical,nitric oxide,hydrogen peroxide and deoxyribose.Furthermore there was a significant increase in the body weight and decrease in the blood glucose level on treatment with the AHE.AHE increased glucose uptake on isolated rat hemi-diaphragm compared to control group.Conclusions:AHE reduce blood glucose level in STZ-induced diabetic model.It does not show significant effect in normoglycemic study but showes significant effect in OGT.AHE has significant antioxidant activity,which may be attributed to high phenolic content. | Patel DK Kumar R Prasad SK Sairam K Hemalatha S | 2011 | Asian Pacific Journal of Tropical Biomedicine2011，1，4： | 22 |
| 2 | A review on medicinal importance,pharmacological activity and bioanalytical aspects of beta-carboline alkaloid 'Harmine'显示文摘Harmine,a beta-carboline alkaloid,is widely distributed in the plants,marine creatures,insects, mammalians as well as in human tissues and body fluids.Harmine was originally isolated from seeds of Peganum harmal in 1847 having a core indole structure and a pyridine ring.Harmine has various types of pharmacological activities such as antimicrobial,antifungal,antitumor,cytotoxic, antiplasmodial,antioxidaant,antimutagenic,antigenotoxic and hallucinogenic properties.It acts on gamma-aminobutyric acid type A and monoamine oxidase A or B receptor,enhances insulin sensitivity and also produces vasorelaxant effect.Harmine prevents bone loss by suppressing osteoclastogenesis.The current review gives an overview on pharmacological activity and analytical techniques of harmine,which may be useful for researcheres to explore the hidden potential of harmine and and will also help in developing new drugs for the treatment of various diseases. | K Patel M Gadewar R Tripathi SK Prasad Dinesh Kumar Patel | 2012 | Asian Pacific Journal of Tropical Biomedicine2012，2，8： | 17 |
| 3 | An overview on antidiabetic medicinal plants having insulin mimetic property显示文摘Diabetes mellitus is one of the common metabolic disorders acquiring around 2.8%of the world's population and is anticipated to cross 5.4%by the year 2025.Since long back herbal medicines have been the highly esteemed source of medicine therefore,they have become a growing part of modern,high-tech medicine.In view of the above aspects the present review provides profiles of plants(65 species) with hypoglycaemic properties,available through literature source from various database with proper categorization according to the parts used,mode of reduction in blood glucose(insulinomimetic or insulin secretagugues activity) and active phyloconsliluents having insulin mimetics activity.From the review it was suggested that,plant showing hypoglycemic potential mainly belongs to the family Leguminoseae,Lamiaceae,Liliaceae,Cucurbitaceae, Asteraceae,Moraceae,Rosaceae and Araliaceae.The most active plants are Allium sativum. Gymnema sylvestre,Citrullus colocynthis,Trigonella foenum greacum,Momordica charantia and Ficuts bengalensis.The review describes some new bioactive drugs and isolated compounds from plants such as roseoside,epigallocatechin gallate,beta-pyrazol-1-ylalanine,cinchonain Ib,leucocyandin 3-O-beta-d-galactosyl cellobioside,leucopelargonidin-3- O-alpha-L rhamuoside,glycyrrhetinic acid,dehydrotrametenolic acid,strictinin,isostrictinin,pedunculagin, epicatechin and christinin-A showing significant insulinomimetic and antidiabetic activity with more efficacy than conventional hypoglycaemic agents.Thus,from the review majorly,the antidiabetic activity of medicinal plants is attributed to the presence of polyphenols,flavonoida, terpenoids,coumarins and other constituents which show reduction in blood glucose levels.The review also discusses the management aspect of diabetes mellitus using these plants and their active principles. | Patel DK Prasad SK Kumar R Hemalatha S | 2012 | Asian Pacific Journal of Tropical Biomedicine2012，2，4： | 15 |
| 4 | Pedalium murex Linn(Pedaliaceae) fruits:a comparative antioxidant activity of its different fractions显示文摘Objective:To examine the antioxidant activity and total phenolic content of different solvent fractions of Pedulium murex(P.murex)Linn fruits(Family:Pedaliaceae)as well as the correlation between the total antioxidant capacity and total phenolic content.Methods:In the present study,the antioxidant activities of P.murex were evaluated using six in-vitro assays,namely total antioxidant assay,DPPH assay,reducing power,nitric oxide scavenging,hydrogen peroxide scavenging and deoxyribose scavenging assays,and total phenol contents were also investigated.Results:The ethyl acetate(EA)fraction was found to have high levels of phenolic content(298.72±2.09 mg GAE/g).The EA fraction exhibit higher total antioxidant capacity,higher percentage of DPPH radical scavenging activity(135.11±2.95μg/mL),nitric oxide(200.57±4.5lμg/mL),hydrogen peroxide(2I7.91±6.12μg/mL),deoxyribose(250.01±4.68μg/mL)and higher reducing power.Correlation coefficient(r^2=0.914)was found to be significant between total phenolic content and total antioxidant activity.Conclusions:In general,the results indicate that the EA fractions are rich in phenolic antioxidants with potent free radical scavenging activity implying their importance to human health. | DK Patel R Kumar SK Prasad S Hemalatha | 2011 | Asian Pacific Journal of Tropical Biomedicine2011，1，5： | 12 |
| 5 | Synthesis and evaluation of novel analogues of mangiferin as potent antipyretic显示文摘Objective:To screen different analogues of mangiferin pharmacologically for antipyretic activity. Methods:The naturally occurring xanthone glycoside mangiferin was isolated by column chromatography from the elhanolic extract of stem bark of Mangifera indica.Mangiferin was further converted to 5-(N-phenylamino methyleno) mangiferin.5-(N-p-chlorophenylamino methyleno) mangiferin,5-(N-2-methyl phenylamino methyleno) mangiferin.5-(N-p-methoxy phenylamino methyleno) mangiferin.5-(N,N-diphenylamino methyleno) mangiferin,5-(N-α-napthylamino methyleno) mangiferin and 5-(N-4-methyl phenylamino methyleno) mangiferin analogues.The synthesized compounds were further screened for antipyretic activity along with mangiferin at a dose level of 100 and 200 tng/kg.Mangiferin and its analogues were characterized by melting point and R_f value determination and through spectral technique like UV,IR,and NMR spectral analysis.Results:The antipyretic activity of mangiferin as well as all analogues was found to be more significant in at higher dose ie.200 mg/kg which was depicted thmugh a decrease in rectal temperature up to 3 h.Conclusions:The antipyretic activity of mangiferin and its analogues may be attributed to inhibition in synthesis of TNF-αand anti-oxidant activity associated with amelioration of inflammatory actions of cytokines. | Shashi Kant Singh Saurabh K Sinha SK Prasad R Kumar Bhawani S Bithu S Sadish Kumar P Singh | 2011 | Asian Pacific Journal of Tropical Medicine2011，4，11： | 4 |
| 6 | Cataract: A major secondary complication of diabetes, its epidemiology and an overview on major medicinal plants screened for anticataract activity显示文摘 | DK Patel SK Prasad R Kumar S Hemalatha | 2011 | Asian Pacific Journal of Tropical Disease2011，，4： | 2 |
| 7 | Hemorrhagic pleural effu- sion secondary to sarcoidosis:A brief review显示文摘 | Kumar S Verma SK Singh R Prasad R | 2009 | Ann Thorac Med2009，4，1： | 1 |
| 8 | Radioprotective effeats of diltiazem on cytogenetic damage and survival in gamma ray exposed mice显示文摘 | Goel HC Ganguly SK Prasad J | 1996 | Indian J Expertal Bio1996，34，12： | 1 |
| 9 | Cardiovascular Magnetic Resonance in Cardiac Amyloidosis显示文摘 | Maceira AM Joshi J Prasad SK | 2005 | Circulation2005，111，2： | 1 |
| 10 | Platelet-derived CD40L:the switch-hitting player of cardiovascular disease显示文摘 | Andre P Nannizzi-Alaimo L Prasad SK | | 0，，08： | 1 |
| 11 | Plateletderived CD40L:the switch hitting player of cardiovascular disease显示文摘 | Andre P NannizziAlaimo L Prasad SK | | 0，，： | 1 |
| 12 | Electrical isolation of the superior vena cava: an adjunctive strategy to pulmonary vein antrum isolation improving the outcome of AF ablation 显示文摘 | Arruda M Mlcochova H Prasad SK | 2007 | J Cardiovasc Electrophysiol2007，18，： | 1 |
| 13 | Platelet-derived CD40L:the switch-hitting 萍player of cardiovascular disease显示文摘 | ANDRE P NANNIZZI-ALAIMO L PRASAD SK | 2002 | Circulation2002，106，8： | 1 |
| 14 | Platelet-derived CD40L:the switch-hitting player of cardiovascular disease显示文摘 | André P Nannizzi-Alaimo L Prasad SK | 2002 | Circulation2002，106，8： | 1 |
| 15 | Differentiation of heart failure related to dilated cardiomyopathy and coronary ar- tery disease using gadolinium-enhanced cardiovascular mag- netic resonance 显示文摘 | McCrohon JA Moon JC Prasad SK | 2003 | Circulation2003，108，： | 1 |
| 16 | Clinical and haemodynamic effects of sildenafil in pulmonary hypertension: acute and mid-term effects 显示文摘 | Mikhail GW Prasad SK Li W | 2004 | Eur Heart J2004，25，5： | 1 |
| 17 | Cardiovascular mag- netic resonance, fibrosis, and prognosis in dilated cardiomyop- athy显示文摘 | Assomull RG Prasad SK Lyne J | 2006 | J Am Coil C ardiol2006，48，： | 1 |
| 18 | Cardiovascular magnetic resonance, fibrosis, and prognosis in dilated cardiomyopathy显示文摘 | Assomull RG Prasad SK Lyne J | 2006 | Journal of the American College of Cardiology2006，48，10： | 1 |
| 19 | Side weirs in rectangular channels显示文摘 | Ranga Raju K G Prasad B Gupta SK | 1979 | Hydraulic Div ASCE1979，105，5： | 1 |
| 20 | Adult rat ventricular myocytes cultured in defined medium:phenotype and electromechanical function显示文摘 | Davidoff AJ Prasad SK | 1993 | Am J Physiol Heart Circ1993，265，： | 1 |
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