Browsing Health Sciences by Title

Browsing Health Sciences by Title

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  • Variability at Human Immunodeficiency Virus Type 1 Subtype C Protease Cleavage Sites : an indication of viral fitness 
    Cassol, Sharon; De Oliveira, Tulio; Engelbrecht, Susan; Janse van Rensburg, Estrelita; Gordon, Michelle; Bishop, Karen; Zur Megede, Jan; Barnett, Susan W. (American Society for Microbiology, 2003-09)
    Naturally occurring polymorphisms in the protease of human immunodeficiency virus type 1 (HIV-1)subtype C would be expected to lead to adaptive (compensatory) changes in protease cleavage sites. To test this hypothesis, ...
  • Variability of the preC/C region of hepatitis B virus genotype A from a South African cohort predominantly infected with HIV 
    Mayaphi, Simnikiwe Horatious; Martin, Desmond J.; Mphahlele, M. Jeffrey; Blackard, Jason T.; Bowyer, Sheila Mary (Wiley, 2013-11)
    Hepatitis B virus (HBV) is a serious global health problem, and HBV genotype is an important determinant of disease progression and treatment outcome. The aim of this study was to assess variations of the precore/core ...
  • Variation in HIV type 1 V3 region env sequences from Mozambique 
    Engelbrecht, Susan; Koulinska, Irene; Smith, Tracey-Lee; Baretto, J.; Janse van Rensburg, Estrelita (Mary Ann Liebert, 1998-06-10)
    No abstract available.
  • Variation in the measurement of anti-Mullerian hormone – what are the laboratory issues? 
    Punchoo, Rivak; Bhoora, Sachin (Frontiers Research Foundation, 2021-09-03)
    Anti-Müllerian Hormone (AMH) is a 140 kDa homodimeric glycoprotein consisting of two identical subunits linked by disulphide bonds and is synthesised by the testes and ovaries. Its clinical applications are prediction ...
  • Variations in levels of care within a hospital provided to acute trauma patients 
    Stewart, W.W.D.; Farina, Z.; Clarke, D.L.; Thomson, S.R. (Health and Medical Publishing Group, 2011-11)
    INTRODUCTION: Caring for trauma patients is a dynamic process, and it is often necessary to move the trauma patient around the hospital to different locations. This study attempted to document the quality of observations ...
  • Variations in the anatomical dimensions of the mandibular ramus and the presence of third molars : its effect on the sagittal split ramus osteotomy 
    Beukes, Jacques Walter; Reyneke, J.P.; Becker, Piet J. (Elsevier, 2013-03)
    The authors undertook a prospective study to evaluate the influence that the anatomical dimensions of the ramus of the mandible and the presence of lower third molar teeth may have on the sagittal split ramus osteotomy. ...
  • Variations in the shape of the chin in South African using cone bean computed tomography scans 
    Braun, Sandra (University of Pretoria, 2020)
    In order to support identification of crime victims in South Africa, new methods need to be sought. If victim identification involving fingerprints, DNA or dental records are not possible, facial approximation is often the ...
  • Variations of the isolated cleft of the hard palate 
    Butow, Kurt-Wilhelm; Jacobs, Frederick Julius; Zwahlen, Roger A. (South African Dental Association, 2008-04)
    A retrospective study was undertaken of 3100 facial cleft cases in order to analyse and determine the incidence of the isolated cleft of the hard palate. This presented as a very rare occurrence in three different variations, ...
  • Varicose veins : look before you strip – the occluded inferior vena cava and other lurking pathologies 
    Mokoena, Taole (Health and Medical Publishing Group, 2014-10)
    Lower limb varicose veins are a common complication of bipedal human movement and deep-vein thrombosis. However, they may have unusual causes, e.g. forming as collaterals around an obstruction or resulting from vascular ...
  • Vascular endothelial growth factor immunoexpression is increased in malignant salivary gland tumors 
    Fonseca, Felipe Paiva; Basso, Marcos Paulo Montanhana; Mariano, Fernanda Viviane; Kowalski, Luiz Paulo; Lopes, Márcio Ajudarte; Martins, Manoela Domingues; Rangel, Ana Lúcia Carrinho Ayroza; Coletta, Ricardo Della; Santos-Silva, Alan Roger; Vargas, Pablo Agustin (Elsevier, 2015-06)
    OBJECTIVE : To investigate the immunoexpression of vascular endothelial growth factor (VEGF) in benign and malignant salivary gland tumors (SGT), determining its clinical and prognostic significance. MATERIAL AND METHODS ...
  • Vascular thrombosis after single dose Ad26.COV2.S vaccine in healthcare workers in South Africa : open label, single arm, phase 3B study (Sisonke study) 
    Jacobson, Barry Frank; Schapkaitz, Elise; Takalani, Azwi; Rowji, Pradeep; Louw, Vernon Johan; Opie, Jessica; Bekker, Linda‑Gail; Garrett, N.; Goga, Ameena Ebrahim; Reddy, Tarylee; Yende-Zuma, Nonhlanhla; Sanne, Ian; Seocharan, Ishen; Robinson, Michelle; Collie, Shirley; Khan, Amber; Takuva, S.; Gray, Glenda (BMJ Publishing, 2023-03)
    OBJECTIVE : To assess the rates of vascular thrombotic adverse events in the first 35 days after one dose of the Ad26.COV2.S vaccine (Janssen/ Johnson & Johnson) in healthcare workers in South Africa and to compare ...
  • Vasstelling van ’n fisieke-welstandaanwyser 
    Du Toit, Peet J.; Naicker, Lee-Anne; Nortje, Evangeline; Kleynhans, Michael; Ferreira, Ronel; Gericke, Gerda J. (AOSIS Open Journals, 2013-12-02)
    Met die toenemende klem op leefstylverwante gesondheid het die fokus vanaf die behandeling en genesing van siekte verskuif na voorkoming en gesondheidsbevordering. Alhoewel individuele welstandskomponente uitvoerig bestudeer ...
  • Vector competence of populations of Aedes aegypti from three distinct cities in Kenya for chikungunya virus 
    Agha, Sheila Biloh; Chepkorir, Edith; Mulwa, Francis; Tigoi, Caroline; Arum, Samwel; Guarido, Milehna M.; Ambala, Peris; Chelangat, Betty; Lutomiah, Joel; Tchouassi, David Poumo; Turell, Michael J.; Sang, Rosemary (Public Library of Science, 2017-08-18)
    BACKGROUND : In April, 2004, chikungunya virus (CHIKV) re-emerged in Kenya and eventually spread to the islands in the Indian Ocean basin, South-East Asia, and the Americas. The virus, which is often associated with ...
  • Vector control for malaria elimination in Botswana : progress, gaps and opportunities 
    Kgoroebutswe, Tefo Kesaobaka; Makate, Ntebaleng; Fillinger, Ulrike; Mpho, Mandla; Segoea, Godira; Sangoro, Peter Onyango; Mutero, Clifford Maina; Chanda, Emmanuel; Ntebela, Davies; Mogopa, Mpho; Mosweunyane, Tjantilili; Nkya, Theresia Estomih (BioMed Central, 2020-08-26)
    Botswana has in the recent past 10 years made tremendous progress in the control of malaria and this informed re-orientation from malaria control to malaria elimination by the year 2020. This progress is attributed to ...
  • Vector-borne protozoan and bacterial pathogen occurrence and diversity in ectoparasites of the Egyptian Rousette bat 
    Szentivanyi, Tamara; Heintz, Anne-Caroline; Markotter, Wanda; Wassef, Jerome; Christe, Philippe; Glaizot, Olivier (Wiley, 2023-06)
    Bats are known reservoir hosts for a wide variety of parasites and pathogens, including bacteria and protozoans. Some of these pathogens are vector-borne, and although their role is poorly studied, ectoparasites may ...
  • Veldt fires in South Africa : implications on osteometry and the biological profile 
    Liebenberg, Maritza; Liebenberg, Leandi; Kruger, Gabriele Christa; L'Abbe, Ericka Noelle (Wiley, 2023-03)
    Standard operating procedures for forensic anthropological analyses dictate that thermally altered remains should not be measured, hindering the creation of a biological profile. Few studies have addressed estimating ...
  • Velocardiofacial syndrome - a syndrome with many faces 
    Lombard, M.; Roos, J.L. (Johannes Louw) (Health and Medical Publishing Group, 2011-09)
    Among the many features with which velocardiofacial syndrome (VCFS) may present, we review in this paper the literature on working memory deficits, dysmorphic features, co-morbid obsessive-compulsive disorder, early deviant ...
  • Venous thromboembolism : prophylactic and therapeutic practice guideline 
    Jacobson, B.F.; Louw, S.; Buller, H.; Mer, M.; De Jong, P.R.; Rowji, P.; Schapkaitz, E.; Adler, D.; Beeton, A.; Hsu, H-C.; Wessels, Pieter Frederik; Haas, S. (Health and Medical Publishing Group, 2013-04)
    BACKGROUND: Pharmacological prophylactic anticoagulation in many countries, including South Africa, is under-prescribed. This has resulted in unacceptable rates of morbidity and mortality. METHOD: The Southern African ...
  • Venous thromboembolism : risk profile and management of prophylaxis in gynaecological surgery patients 
    Snyman, Leon Cornelius; Potgieter, Janine (Health and Medical Publishing Group, 2014-10)
    OBJECTIVES. This study aims to describe the venous thromboembolism (VTE) risk profile of women undergoing elective gynaecological surgery in a tertiary hospital and to audit the VTE prophylaxis prescribed. METHODS. One ...
  • Venous thromboembolism in pregnancy 
    Wessels, Pieter Frederik (Health and Medical Publishing Group, 2019-11)
    Pregnancy-related venous thromboembolic events are important preventable causes of morbidity and mortality in South Africa. All pregnant patients should be evaluated for thrombotic risk at different stages of their pregnancy ...