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Antimicrobial activity of the methanolic extracts and compounds from Treculia obovoidea (Moraceae)
(Elsevier Ireland Ltd. www.elsevier.com/locate/jethpharm, 2007)
The crude extract from Treculia obovoidea was subjected to purification by repeated chromatography. Eight compounds were isolated from
Treculia obovoidea and identified as Psoralen (1), Bergapten (2), 7-methoxycoumarin ...
Antimicrobial activity of the crude extracts and five flavonoids from the twigs of Dorstenia barteri (Moraceae)
(Elsevier Ireland Ltd. http://www.elsevier.com/wps/find/journaldescription.cws_home/506035/description#description, 2008)
The aim of this study was to evaluate the antimicrobial activity of the crude extract of the twigs of Dorstenia barteri (DBT) as well as that
of four of the five flavonoids isolated from this extract. Gram-positive bacteria ...
Optimising growth conditions for the pectinolytic activity of Kluyveromyces wickerhamii by using response surface methodology
(Elsevier / www.elsevier.com/locate/ijfoodmicro, 2003)
This present study was undertaken to find optimum conditions of pH, temperature and, period of incubation for the
pectinolytic activity of Kluyveromyces wickerhamii isolated from rotting fruits and to assess the effect ...
Seed-bank analysis for herbaceous species along grazing gradients in the Sandveld and Hardveld grazing areas of Botswana
(Botswana College of Agriculture, http://www.bca.bw/Research/bojaasBca/InstructionToAuthors.htm, 2007)
Grasses and forbs in Southern Africa have been understudied in terms of species richness and factor that affect diversity patterns. To gain a better understanding of factors affecting patterns of herbaceous plant species ...
Gaboroquinones A and B and 4'-O-demethylknipholone-4'-O-β-D-glucopyranoside, phenylanthraquinones from the roots of Bulbine frutescens
(American Chemical Society. http://pubs.acs.org/jnp/, 2002)
The novel phenylanthraquinones 4'-O-demethylknipholone-4'-O-β-D-glucopyranoside (2) and gaboroquinones A (3) and B (4) were isolated from the African medicinal plant Bulbine frutescens. Biaryl 2 represents the first ...
The role of human factors in the degradation of natural resources in and around the Okavango Delta, Botswana
(Taylor & Francis, http://www.tandf.co.uk/journals/titles/00207233.asp, 2007)
This paper draws on archival information, anecdotal evidence from local communities, in situ observations
during field investigation and multi-date remotely sensed satellite imagery. The authors
investigated the role of ...
From nature, through chemical synthesis, toward use in agriculture: Oryzoxymycin case study
(International Union of Pure and Applied Chemistry. http://stage.iupac.org/publications/pac/, 2009)
The Diels–Alder adducts of ethyl (E)-3-nitroacrylate and furan provided a common
and versatile template for the stereocontrolled synthesis of an isomer of the natural product
oryzoxymycin and polyhydroxylated cyclohexyl ...
Natural radioactivity in the soil samples of Botswana
(Elsevier, www.elsevier.com/locate/radmeas, 2008)
Studies on concentrations of primordial radionuclides in soil samples of Botswana were carried out.
Measurements were made by gamma spectrometry employing a 41% relative efficiency HPGe detector.
The activity of 226Ra ...
The influence of the Tbetta level upon fluorescence and laser properties of aromatic compounds
(Elsevier Science Ltd http:www.elsevier.com/locate/saa, 2003)
Please refer to the attached article for an ABSTRACT. The abstract was not uploaded here due to formula appearance problem in UBRISA.
Effects of different types of water decoctions of fruit of Melia azedarach on glucose induced hyperglycemia, liver transaminases, lipid peroxidation and reduced glutathione in normal albino rats
(Academic Journals http://www.academicjournals.org/SRE/index.htm, 2007)
Four types of extracts were prepared from Melia azedarach fruits. These were methanol extract and
three types of water decoctions; urine treated water decoction (UE), milk treated water decoction (ME)
and plain water ...