نتایج جستجو برای: phytochemical constituents

تعداد نتایج: 50223  

2006
M. T. Yakubu M. A. Akanji A. T. Oladiji

Aim: To evaluate the phytochemical constituents and the aphrodisiac potential of the aqueous extract of Fadogia agrestis (Rubiaceae) stem in male albino rats. Methods: The aqueous stem extract of the plant was screened for phytochemical constituents. Male rats were orally dosed with 18 mg/kg, 50 mg/kg and 100 mg/kg body weight, respectively, of the extract at 24 h intervals and their sexual beh...

2011
S. JEEVA M. JOHNSON J. S. APARNA V. IRUDAYARAJ

The present study was aimed to evaluate the phytochemical constituents and antibacterial activity of the flower extracts of Albizia lebbeck, Cordia sebestena, Thunbergia grandiflora and Antigonon leptopus. Preliminary phytochemical screening was done by the standard methods described by Harborne. Antibacterial study was carried out by disc diffusion method. The results of the phytochemical anti...

2011
Subrata Kumar Biswas Anusua Chowdhury Joysree Das Utpal Kumar Zahir Raihan

In the present work, the ethanol extract of the barks of Phyllanthus acidus L. (Family: Euphorbiaceae) were investigated for preliminary phytochemical screening, cytotoxicity and antibacterial activities. The presence of phytochemical constituents was identified by characteristic changes using standard procedure. Brine shrimp lethality (BSL) bioassay was used to investigate the cytotoxic effect...

2012
DIPANKAR CHAUDHURI MURUGAN SEVANAN

Many plants have been known to synthesize active secondary metabolites to protect themselves from microbial attack which have potential therapeutic applications. The soxhlet extracts of leaf and stem of Iresine herbstii using ethanol, acetone, dichloromethane and petroleum ether were investigated for their phytochemical and antibacterial activity against pathogenic bacteria and compared with th...

Journal: :Chemical & pharmaceutical bulletin 2000
K S Krishnaveni J V Srinivasa Rao

Phytochemical investigation on the constituents of heartwood of Pterocarpus santalinus resulted in the isolation of a new acylated isoflavone glucoside. The structure of the new compound was elucidated on the basis of spectral studies as 4',5-dihydroxy-7-O-methyl isoflavone 3'-O-D-(3''-E-cinnamoyl)glucoside.

2007
R. Mazumder S. Bhattaharya S. Jha A. Mazumder Jyoti Kumari Sanjay Jha

The microscopic and macroscopic characters of the rhizome of Curcuma domestica Val. were studied. The behavior of the powdered drug in the presence of various chemicals was also studied. Preliminary phytochemical screening on the various extracts of the rhizome was done in order to ascertain the various chemical constituents present. These studies were carried out to identify this plant for fut...

2018
Ali Ghasemzadeh Hawa Z E Jaafar Mohamad Fhaizal Mohamad Bukhori Mohd Hafizad Rahmat Asmah Rahmat

BACKGROUND Parkia speciosa seeds are a common ingredient in Malay cuisine with traditional interest because of its medicinal importance and content of health-promoting phytochemicals. This study evaluated the phytochemical constituents and biological activities (antioxidant and antibacterial activities) of Parkia speciosa Hassk seeds collected from three different regions of Malaysia (Perak, Ne...

Journal: :iranian journal of pharmaceutical research 0
shirin moradkhani department of pharmacognosy,school of pharmacy,hamadan university of medical sciences farzad kobarfard department of medicinal chemistry,school of pharmacy,shaheed beheshti university of medical sciences abdolmajid ayatollahi department of pharmacognosy,school of pharmacy,shaheed beheshti university of medical sciences

achillea tenuifolia lam (asteraceae) afforded a methanolic extract from which after fractionation in solvents with different polarities two known flavones 3’, 5- dihydroxy- 4’, 6, 7- trimethoxy flavone (eupatorine, compound 3), 5- hydroxy- 3’, 4’, 6, 7- tetramethoxyflavone (compound 4), besides stearic acid (compound 1 ), lupeol (compound 2), daucosterol (β- sitosterol 3-o- β- d- glucopyranosid...

2013
Arun Sethi Rohit Prakash Ranvijay Pratap Singh

Allamanda violacea is an ornamental plant of the genus Allamanda belongs to family Apocynaceae. Different flower extracts of the plant have been reported to possess anti-hyperlipidemic, anti-hyperglycemic and anti-oxidant activities. Present study deals with the identification of phytochemical constituents of the petroleum ether (pet ether) and chloroform extract by GC-MS analysis, and the cons...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید