Research articles (Dept of Biological Sciences): Recent submissions
Now showing items 21-40 of 78
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Determination of antibiotic resistance and enterotoxigenic potential of Staphylococcus aureus strains isolated from foods sold by street vendors in Gaborone, Botswana
(Adhya Biosciences Pvt. Ltd., http://ijbio.com/index.php/ijb/index, 2017)Staphylococcus aureus is one of the causes of foodborne diseases worldwide. Staphylococcal food poisoning ensues after ingestion of contaminated food and results in symptoms of gastroenteritis such as vomiting, abdominal ... -
Development of Sitotroga cerealella (Olivier) on certain cereal grains in Botswana
(Applied Zoologists Research Association (AZRA), http://www.azra-india.com/journal.html, 2015)The development of Sitotroga cerealella (Olivier) was studied on maize (kalahari early pearl and yellow maize varieties), sorghum (segaolane and sephala varieties) and millet (serere 6A and legakwe varieties), under ambient ... -
Development of Callosobruchus maculatus (F.) on some pulses in Botswana
(Applied Zoologists Research Association (AZRA), http://www.azra-india.com/journal.html, 2011)Some aspects of the biology of Callosobruchus maculatus (F.) were studied on seven pulses viz., Cowpea (5 varieties), Bambara groundnut, Mung bean, Pigeonpea, Lablab, Soya bean and Kidney bean, under ambient laboratory ... -
Damage caused, loss assessment and emergence pattern of Acanthoscelides obtectus (Say) on the beans, Phaseolus vulgaris L. in Gaborone
(Applied Zoologists Research Association (AZRA), http://www.azra-india.com/, 2016)The damage caused, loss assessment and emergence pattern of Acanthoscelides obtectus Say was studied under laboratory condition (temperature range 27.5-30.0 °C and relative humidity 62-74%), on the beans Phaseolus vulgaris ... -
Cassia abbreviata extracts prevent the ensuing of pre-diabetes in albino rats subjected to sucrose load
(Applied Zoologists Research Association (AZRA), http://www.azra-india.com/, 2016)Two extracts; water extract (CAW) and methanol extract (CAM) from the bark of Cassia abbreviata were prepared. Oral glucose tolerance test was carried out with both the extracts in normal albino SD rats to measure their ... -
Prevalence of helminth parasites of pigs slaughtered in Sentlhane farms and Gaborone north abattoirs, Botswana
(Applied Zoologists Research Association (AZRA), http://www.azra-india.com/journal.html, 2016)A survey of the helminth parasites associated with pork slaughtered in Sentlhane farms and Gaborone north abattoirs was carried out between January and March, 2015. 10 pigs were utilized for the study. A total of 143 ... -
Assessment of heavy metal pollution/contamination in soils east and west of the Bamangwato Concessions Ltd (BCL) Cu/Ni mine smelter in Selebi-Phikwe, Botswana
(International Network for Natural Sciences (INNSPUB), http://www.innspub.net, 2015)The current study evaluated the concentration and levels of pollution by heavy metals in soils around BCL Cu/Ni mine in Selebi-Phikwe, Botswana. Soil samples were collected from four different locations namely 2.5 km east, ... -
Diversity, stand structure and regeneration status of woody species, and spatial cover of herbaceous species in Mokolodi Nature Reserve, Southeastern Botswana
(Academic Journals, http://www.academicjournals.org/, 2016)Diversity of woody and herbaceous species, stand structure and regeneration status of woody species, spatial cover of the herbaceous species as well as nutritional values of woody and herbaceous species were studied in ... -
Effects of used sunflower oil and ghee (clarified butter) on lipid profile and antioxidants in SD rats
(Dr. Petkova, V., http://www.ejbps.com/, 2016)This study was aimed at determining the effects of used ghee and sunflower oils after potato frying on antioxidant status and lipid profile in SD rats. Male albino SD rats weighing approximately 200-250g were used for the ... -
Seed-borne fungi of cowpea [Vigna unguiculata (L.) Walp] and their possible control in vitro using locally available fungicides in Botswana.
(Adhya Biosciences Pvt. Ltd., http://www.ijbio.com/, 2016)Seeds of three cowpea cultivars namely Black eye, ER 7 and Tswana obtained from the Department of Agriculture Research, Gaborone were tested for the presence of seed-borne fungi, and their possible control in vitro using ... -
Know your cooking oil
(SM Group, http://smjournals.com/, 2016)Most of the cooking oils are vegetable oil. They are very rich in Polyunsaturated Fatty Acids (PUFA), omega-6 (n-3) and omega-3 (n-3) in the ratio of 16-20:1 against the recommended requirement of 1-4:1 and they lack their ... -
Incidence and antimicrobial susceptibility testing of Listeria monocytogenes in four street-food vending sites in Gaborone, Botswana
(Applied Zoologists Research Association (AZRA), http://www.azra-india.com/, 2016-02)Listeria monocytogenes is widely distributed in nature and a significant foodborne pathogen. Where outbreaks of listeriosis have occurred, high fatalities ensue especially among the immune suppressed, pregnant women and ... -
Molecular evidence of high rates of asymptomatic P. vivax infection and very low P. falciparum malaria in Botswana
(BioMed Central, https://bmcinfectdis.biomedcentral.com/, 2016)Background: Botswana is one of eight SADC countries targeting malaria elimination by 2018. Through spirited upscaling of control activities and passive surveillance, significant reductions in case incidence of ... -
Mating type determination of cryptococcus neoformans isolates obtained from faecal samples of veterinary animals in Botswana
(Centre for Info Bio Technology (CIBTech), http://www.cibtech.org/, 2016)Cryptococcus neoformans/gattii species complex cause cryptococcosis, a fatal condition in susceptible humans and animals. This paper aims to find the association of C. neoformans with veterinary excreta, and to carry out ... -
Two new pterocarpans and a new pyrone derivative with cytotoxic activities from Ptycholobium contortum (N.E.Br.) Brummitt (Leguminosae): revised NMR assignment of mundulea lactone
(Springer International Publishing, http://link.springer.com, 2016)Background: Ptycholobium is a genus related to Tephrosia which comprises only three species. Compared to Tephrosia, which has been phytochemically and pharmacologically studied, Ptycholobium species have only few or no ... -
Refining the Y chromosome phylogeny with southern African sequences
(Springer, http://link.springer.com/journal/439, 2016)The recent availability of large-scale sequence data for the human Y chromosome has revolutionized analyses of and insights gained from this non-recombining, paternally inherited chromosome. However, the studies to date ... -
Assessment of diversity in Harpagophytum with RAPD and ISSR markers provides evidence of introgression
(Mendelian Society of Lund, http://www.hereditasjournal.com/, 2014)The genus Harpagophytum has two species: H. procumbens which is an important medicinal plant in southern Africa, and H. zeyheri. Genetic diversity in 96 samples, obtained by germinating seeds collected from Botswana, was ... -
Virtualizing the p-ANAPL library: A step towards drug discovery from African medicinal plants
(Public Library of Science, http://www.plosone.org/, 2014)Background: Natural products play a key role in drug discovery programs, both serving as drugs and as templates for the synthesis of drugs, even though the quantities and availabilities of samples for screening are often ... -
The susceptibility of different maize varieties to post-harvest infestation by Sitophilus zeamais (MOTSCH) (Coleoptera: Cuculionidae)
(Academic Journals, http://www.academicjournals.org/SRE, 2010-01)Nine maize varieties collected at IITA were investigated for their relative susceptibilities to attack by Sitophilus zeamais MOTSCH, an important insect pest of stored maize. The results obtained were summarized using ... -
Screening of the pan-African Natural Product Library identifies ixoratannin A-2 and boldine as novel HIV-1 inhibitors
(Public Library of Science, http://www.plosone.org/, 2015)The continued burden of HIV in resource-limited regions such as parts of sub-Saharan Africa, combined with adverse effects and potential risks of resistance to existing antiretroviral therapies, emphasize the need to ...