Articles by Keyword: Challenge Infection

Search results for Challenge Infection

We found 68 results for you
  1. Effect of garlic, black seed and Biogen as immunostimulants on the growth and survival of Nile tilapia, <em>Oreochromis niloticus</em> (Teleostei: Cichlidae), and their response to artificial infection with <em>Pseudomonas fluorescens</em>

    Effect of garlic, black seed and Biogen as immunostimulants on the growth and survival of Nile tilapia, <em>Oreochromis niloticus</em> (Teleostei: Cichlidae), and their response to artificial infection with <em>Pseudomonas fluorescens</em>

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Three dosage levels of black seed, garlic and commercial Biogen were administered for three months in summer and six months in winter to test their stimulation effect on growth, survival and response to challenge infection in Oreochromis niloticus. At the...
  2. Germination of South African soya bean seed lots

    Germination of South African soya bean seed lots

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    A survey of the germination performance of some South African soya bean [Glycine max (L.) Merrill.] cultivars, produced at different localities, was conducted. Seeds were harvested from two early-maturing (Columbus and Crawford), two intermediate-maturing (Prima and Highveld Top), and two...
  3. The effect of soil carbon on symbiotic nitrogen fixation and symbiotic <em>Rhizobium</em> populations in soil with <em>Trifolium repens</em> as host plant

    The effect of soil carbon on symbiotic nitrogen fixation and symbiotic <em>Rhizobium</em> populations in soil with <em>Trifolium repens</em> as host plant

    Item type: Journal Article • Journal: African Journal of Range & Forage Science
    Soil organic carbon (SOC) is the main attribute of high-quality soil. The amount of nitrogen fixed by Rhizobium symbiotically with Trifolium repens (white clover) is ultimately determined by the quality of the soil environment. The effect of SOC on the...
  4. Youth's perceptions of HIV infection risk: a sex-specific test of two risk models

    Youth's perceptions of HIV infection risk: a sex-specific test of two risk models

    Item type: Journal Article • Journal: African Journal of AIDS Research
    The study examines the associations between the cumulative and additive risk models and Nigerian youth's likelihood of perceiving vulnerability to HIV infection. Both models of risk seem to provide unique contributions to such understanding. The analysis is based on data...
  5. Needlestick injuries in an era of HIV: technical and personal aspects

    Needlestick injuries in an era of HIV: technical and personal aspects

    Item type: Journal Article • Journal: African Journal of AIDS Research
    Hospitals are workplaces in which HIV has double significance. Needlestick accidents link patients, healthcare workers and cleaning staff through the risk of occupational exposure to HIV. Additionally, concern over needlestick injuries may embody HIV stigma, discrimination and fear. This paper...
  6. Effect of health education on oral hygiene and gingival status of persons living with HIV attending comprehensive care centres in Nairobi, Kenya

    Effect of health education on oral hygiene and gingival status of persons living with HIV attending comprehensive care centres in Nairobi, Kenya

    Item type: Journal Article • Journal: African Journal of AIDS Research
    The study aimed to describe the effect of an oral health education intervention on oral hygiene status and gingival inflammation among persons with HIV attending two comprehensive healthcare centres in Nairobi, Kenya. This was a quasi-experimental study of 195 participants...
  7. HIV-seroprevalence among pulmonary tuberculosis patients in a tertiary care hospital in Douala, Cameroon

    HIV-seroprevalence among pulmonary tuberculosis patients in a tertiary care hospital in Douala, Cameroon

    Item type: Journal Article • Journal: African Journal of AIDS Research
    A retrospective study was carried out at Douala General Hospital, Cameroon, between July 2007 and July 2011, to determine the prevalence of HIV infection among the pulmonary tuberculosis (pTB) patients and to compare epidemiological profiles with respect to TB/HIV co-infection...
  8. Schistosomiasis transmission in Lake Malawi

    Schistosomiasis transmission in Lake Malawi

    Item type: Journal Article • Journal: African Journal of Aquatic Science
    Schistosomiasis (bilharziasis) transmission due to Schistosoma haematobium has for many years been known to occur along protected shorelines in Lake Malawi, but the recent finding that transmission also can also occur along open shorelines with sandy sediment has had a...
  9. The where, what and how of paediatric central venous access

    The where, what and how of paediatric central venous access

    Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia
    This review aims to help practitioners positioning central venous catheters (CVCs) in paediatric patients to make informed decisions about the site, insertion technique, type of catheter to use, and care of the CVC.