papers

BIOACTIVE CONSTITUENTS FROM THE LEAVES OF MELASTOMA

(Melastomataceae) have been investigated. The n-hexane extract yielded -amyrin, patriscabatrine and auranamide, ethyl acetate extract gave quercetin and quercitrin, and methanol extract gave quercitrin and kaempferol-3-O-(2,6-di-O-p-trans-coumaroyl)glucoside. The crude extracts and isolated compounds were screened fo...

Methanol extract of Melastoma malabathricum leaves exerted antioxidant and liver protective activity

Background Melastoma malabathricum L. (Melastomaceae) is a small shrub with various medicinal uses. The present study was carried out to determine the hepatoprotective activity of methanol extract of M. malabathricum leaves (MEMM) against the paracetamol-induced liver toxicity in rats model. Methods The respective chem...

Apoptosis, antimicrobial and antioxidant activities of phytochemicals from Garcinia malaccensis Hk.f

Objective To study the chemical constituents of stembark of Garcinia malaccensis ( G. malaccensis ) together with apoptotic, antimicrobial and antioxidant activities. Methods Purification and structure elucidation were carried out by chromatographic and spectroscopic techniques, respectively. MTT and trypan blue exclus...

Hypoglycaemic activity of ethanolic extract of Garcinia mangostana Linn. in normoglycaemic and strept

Background Various parts of Garcinia mangostana Linn., including its pericarp, have been traditionally used to treat a variety of ailments. In an attempt to establish its medicinal value, the present study was carried out to determine the hypoglycaemic potential of G. mangostana pericarp ethanolic extract (GME) using t...

Anti-inflammatory Action of Components from Melastoma malabathricum.

Ethnic folklore or empirical therapeutic uses of plant parts have often provided the early indication of the possibility of discovering some pharmacologically active substance from a plant. Melastoma malabathricum . L. (Melastomaceae), locally known as sendudok putih, is a small shrub. Traditional medicinal uses includ...