Martin Diatewa

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The essential oil of Lippia multiflora Moldenke (Verbenaceae) produced by conventional hydrodistillation was analyzed and studied for its analgesic, antipyretic and anti-inflammatory activities in rats and mice. At the doses used (2, 4 and 8 ml/kg o.s.) the essential oil of L. multiflora showed significant and dose-dependent analgesic effect on acetic(More)
Une enquête ethnobotanique réalisée à Brazzaville (Congo) du 10 juillet au 31 août 2004 auprès des tradithérapeutes a permis d’inventorier vingt et une (21) plantes utilisées dans le traitement traditionnel de l’ulcère gastroduodénal. Deux de ces plantes, Ceiba pentandra, (Bombacaceae) et Helicrysum mechowianum (Asteraceae), ont été sélectionnées pour un(More)
The aqueous extracts of Datura fastuosa leaves and seeds were evaluated for the analgesic effect on acetic acid-induced writhing and hot plate reaction in mice. According to the results, D. fastuosa leaves and seeds extracts at oral doses of 400 and 800 mg/kg are effective as analgesic. The analgesic activity of leaf extract is reduced by naloxone but not(More)
Cogniauxia podoleana Baillon (Cucurbitaceae family) leaves are used in Congolese traditional medicine for the treatment of diabetes mellitus. Based on an increasing number of reports on blood glucose level reduction associated with some saponins and flavonoids isolated from medicinal plants, the hypoglycemic and antihyperglycemic effects of flavonoid and(More)
Dans le cadre de la valorisation des plantes médicinales utilisées dans le traitement de l’infertilité féminine, une enquête ethnobotanique a été effectuée auprès de vingt tradithérapeutes des zones sud et nord de Brazzaville. Cinquante et une recettes thérapeutiques utilisant une cinquantaine de plantes médicinales ont été recensées. To promote the value(More)
Psychopharmacological properties of crude extract and essential oil of Lippia multiflora (Lm), a verbenacea of african traditional pharmacopea were investigated in rat using classical methods. The extract of Lm is constituted by an infusion of dried leaves. The essential oil is obtained by hydrodistillation of the dried leaves of Lm with a yield of 0.6%. A(More)
BACKGROUND AND AIM Human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome is a major public health issue in Africa. The objective of this study was to determine which of isolated HIV-infection, isolated naive pulmonary tuberculosis (PTB), or naive HIV-PTB coinfection was more harmful to inflammatory, hepatic, and renal functions. METHODS(More)
Two polypeptidic precursors of yeast mitochondrial phenylalanyl-tRNA synthetase subunits were purified from the cytoplasm by immunoprecipitation with an insolubilized glutaraldehyde-treated IgG fraction, followed by two chromatographies on Sephadex G-200 and on DEAE-cellulose. Methionine was found as the N-terminal residue in both precursors, which(More)
Conversion of large amounts of Saccharomyces cerevisiae cells to protoplasts is studied using various preparations extracted from Helix pomatia hepato-pancreatic juice. The most favourable yield in two hours incubations (88 per cent) is obtained with 20 ml cytohelicase, a chitinase and glucanase enriched extract, per 400 g of yeast cells, harvested at the(More)