The traditional hematite depressant starch has the disadvantages of poor solubility and high viscosity. In this study, a novel depressant, pullulan, with better performance flotation effect than was found. structure, molecular weight viscosity pullulan were determined for its characterization. results tests revealed that separation hematite-quartz by hematite-quartz. selective depression mechan...

Erythrophleum ivorense is used traditionally for many ailments such as convulsion, swellings, pain and emesis. Therefore, this study aimed to investigate the anticonvulsant and sedative activities of extracts of Erythrophleum ivorense stem bark in mice. Anticonvulsant effect of the extracts was assessed using picrotoxin, pentylenetetrazole and strychnine-induced convulsion and sedative effect w...

Costus speciosus Koen. (Keu, Crape ginger), an Indian ornamental plant, has long been medicinally used in traditional systems of medicine. The plant has been found to possess diverse number of pharmacological activities. The present article gives an account of updated information on its phytochemical and pharmacological properties. The review reveals that wide numbers of phytochemical constitue...

Martynia annua L. is a well-known small herbaceous annual plant in Ayurveda as kakanasika, which is being used in Indian traditional medicines for epilepsy, inflammation and tuberculosis. This weed has been known to possess anthelmintic, analgesic, antipyretic, antibacterial, anti-convulsant, antifertility, antinociceptive, antioxidant, CNS depressant and wound healing activity. A wide range of...

Various 7-chloro-6-fluoro-2-arylidenylaminobenzo(1,3)thiazole (2a-h) have been synthesized by the condensation of 7-chloro-6-fluoro-2-aminobenzo(1,3)thiazole (1) with different aromatic aldehydes. The Schiff's bases on reaction with acetyl chloride, chloroacetyl chloride and phenyl acetyl chloride yielded 1-(7-chloro-6-fluorobenzothiazol-2-yl)-3,4-substituted-aryl-azetidin-2-ones (3a-x). Simila...

The main objective of this review is to provide advance information for the drug discovery research from the divine herb Kalanchoe pinnata, which contains a wide range of active compounds, including alkaloids, triterpenes, glycosides, flavonoids, steroids, bufadienolides, lipids and organic acids. The pharmacological studies are reviewed and discussed, focussing on activities as immunomodulator...

against several kind of sickness including cancer, gastric ulcers, dyspepsia and also useful as an antibacterial and antiinflammatory. Sesquiterpenes, triterpenes, quinone-methide and sesquiterpene pyridine alkaloids have been identified in these species. Maytenus obtusifolia MART. is a plant found in many states of the Northeast and South-east of Brazil, which is used in traditional medicine f...

The ethno medicinal plant Basella alba belongs to the family Basellaceae, and commonly known as malabar spinach, indian spinach, ceylon spinach and vine spinach. Although it has been reported in ancient systems of medicine, it did not gain much importance and has always remained controversial. It has been found to be a good source of calcium, iron, vitamin A and vitamin C. In the Indian system ...