Browsing Life sciences and Bio-engineering by Issue Date
Now showing items 41-60 of 978
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Assessing the Sustainability of Different Small-Scale Livestock Production Systems in the Afar Region, Ethiopia
(MDPI, 2013-12-02)Livestock production is a key income source in eastern Africa, and 80% of the total agricultural land is used for livestock herding. Hence, ecological and socio-economically sustainable rangeland management is crucial. Our ... -
Herbaceous Forage and Selection Patterns by Ungulates across Varying Herbivore Assemblages in a South African Savanna
(PLOS ONE, 2013-12-16)Herbivores generally have strong structural and compositional effects on vegetation, which in turn determines the plant forage species available. We investigated how selected large mammalian herbivore assemblages use and ... -
Demography of lions (panthera leo) in Tarangire national park, Tanzania
(International Journal of Conservation Science, 2014)Tarangire lions reveal similar population characteristics to most of other lion populations in other protected areas in Africa. Tarangire lion population was estimated to be around 155 individuals as in June 2013 based on ... -
Poly (D,L-lactide-co-glycolide) nanoparticles: Uptake by epithelial cells and cytotoxicity
(eXPRESS Polymer Letters, 2014)Nanoparticles as drug delivery systems offer benefits such as protection of the encapsulated drug against degradation, site-specific targeting and prolonged blood circulation times. The aim of this study was to investigate ... -
Antimicrobial use in the poultry industry in Dar-es-Salaam, Tanzania and public health implications
(American Journal of Research Communication, 2014)A structured questionnaire was administered to Dar es Salaam poultry farmers and pharmaceutical outlets/shops to obtain information on antibiotic usage, awareness of withdrawal periods and public health concerns on drug ... -
Antibacterial and antifungal activities of selected wild mushrooms from Southern Highlands of Tanzania
(American Journal of Research Communication, 2014)The antibacterial and antifungal activities of crude extracts of Lactarius sp, Russula kivuensis, Amanita muscaria, Amanita phalloides, Lactarius gymnocarpoides and Lactarius densifolius (wild mushrooms) were evaluated ... -
Larvicidal Activity of Leaf and Stem extracts of Sterculiaquinquelob(Garcke) K. SchumAgainst the Anopheles gambiae Giles S.S, Culexquinquefasciatus Say and AedesaegyptiMosquito
(American Journal of Research Communication, 2014)Larvicidal activity of crude petroleum ether (PE), ethyl acetate (EtOAc) and methanol (MeOH) extracts of leaves and stem barks of Sterculiaquinqueloba (Garcke) K. Schum were testedagainst the late 3 instar larvae of ... -
Analysis of phytochemical composition of Bersama abyssinica by gas chromatography – mass spectrometry
(Journal of Pharmacognosy and Phytochemistry, 2014)Bersama abyssinica has been reported to possess a varied range of therapeutical and pharmacological applications due to presence of bioactive compounds. The present study was carried out to determine the phytochemical ... -
Larvicidal potential of wild mushroom extracts against Culex quinquefasciatus Say, Aedes aegypti and Anopheles gambiae Giles S.S
(American Journal of Research Communication, 2014)The crude extracts from six wild mushrooms namely Lactarius densifolius, Lactarius gymnocarpoides, Russula cellulata, Russula kivuensis, Amanita phalloides and Boletus species were evaluated for larvicidal activity against ... -
Low macronutrients intake and associated factors among Maasai women of reproductive age in Ngorongoro Conservation Area, Tanzania
(American Journal of Research Communication, 2014)Background: It was previously reported that the prevalence of oral thrush among Maasai women of reproductive age was disproportionately high in the absence of established predisposing factors, such as HIV/AIDS, syphilis, ... -
Molecular marker of Plasmodium falciparum resistance to chloroquine (Pfcrt) in an area with long history of antimalarial resistance
(American Journal of Research Communication, 2014)Background High levels Plasmodium falciparum resistance to Chloroquine (CQ) compelled Tanzania to replace CQ with Suphadoxine-pyrimethamine (SP) as first-line antimalarial in 2001 which was however replaced with Artemether ... -
Sulfonamide residues in commercial layer chicken eggs in Dar-es-Salaam, Tanzania
(American Journal of Research Communication, 2014)Sulfonamides are used in poultry production for prevention and treatment of bacterial and protozoal infections. Misuse of these drugs or poor adherence to drug withdrawal period has resulted in reports of unacceptable ... -
Seroprevalence of bovine paratuberculosis in Arusha, Northern Tanzania
(American Journal of Research Communication, 2014)Bovine paratuberculosis or Johne’s disease is chronic, contagious granulomatous enteritis of cattle which is caused by Mycobacterium avium subspecies Paratuberculosis (MAP). The disease was first reported in Tanzania in ... -
Prevalence and predictors of oral thrush among Maasai in Ngorongoro Conservation Area: A preliminary consideration
(iMedPub, 2014)Background: It was reported by clinicians working in the Ngorongoro Conservation Area that about 40% of Maasai pregnant women reporting at the Antenatal Clinic were diagnosed with oral thrush. However, it was not ... -
Therapeutic efficacy and safety of artemether-lumefantrine for the treatment of uncomplicated falciparum malaria in North-Eastern Tanzania
(BioMed Central, 2014)Background: The World Health Organization recommends that regular efficacy monitoring should be undertaken by all malaria endemic countries that have deployed artemisinin combination therapy (ACT). Although ACT is ... -
The impact of malignant catarrhal fever virus challenge on physiological stress in cattle
(American Journal of Research Communication, 2014)There is a lot of information in literature on animals succumbing to disease(s) after exposure to stressors. But little information is available on what happens to corticosterone hormones when animals are exposed to a ... -
Prevalence of Salmonella spp. and Escherichia coli in raw milk value chain in Arusha, Tanzania
(American Journal of Research Communication, 2014)This study aimed to investigate the prevalence of Salmonella spp. and Escherichia coli (E. coli) in milk value chain in Arusha, Tanzania. A total of 75 raw milk samples were collected from smallholder dairy farmers, ... -
Physicochemical Quality of Street Vended Roasted Cashew nuts in Tanzania
(American Journal of Research Communication, 2014)Moisture content and pH values are very important factors for fungal growth of roasted cashew nuts. A survey to investigate storage practices of roasted cashew nuts was conducted along the Coastal regions. Physicochemical ... -
Cytotoxicity activity of some wild mushroom species from Southern Highlands of Tanzania
(American Journal of Research Communication, 2014)The crude extracts from six wild mushroom species (Russula cellulata, Afrocantharellussymoensis, Lactarius sp, Lactarius denigricans, Russula kivuensis, Amanita muscaria and Amanita phalloides) collected from the Southern ... -
Wild edible mushroom value chain for improved livelihoods in Southern Highlands of Tanzania
(American Journal of Research Communication, 2014)A survey was conducted to assess mycological knowledge and socio-economic benefits along the wild edible mushrooms value chain among Benna and Hehe ethnic groups in the Southern Highlands of Tanzania. The mushroom hunters, ...
