Browsing Research Articles (University of Pretoria) by Title

Browsing Research Articles (University of Pretoria) by Title

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  • Cyclooxygenase inhibitors and the exercise-induced stress response 
    Claassen, Nico; Snyman, Jacques Rene; Koorts, Alida Maria; Nolte, Heinrich Wilhelm; Wagenaar, B.; Kruger, Mariana; Becker, Piet J.; Viljoen, Margaretha (Health and Medical Publishing Group, 2006-03)
    OBJECTIVE: This study investigated the effects of single dosages of the non-steroidal anti-inflammatory drug (NSAID) naproxen, and of the coxib, rofecoxib, on the exercise-induced stress response. Conclusion. The results ...
  • Cyclopia intermedia (Honeybush) induces uncoupling protein 1 and peroxisome proliferator-activated receptor alpha expression in obese diabetic female db/db mice 
    Jack, Babalwa Unice; Ramharack, Pritika; Malherbe, Christiaan; Gabuza, Kwazi; Joubert, Elizabeth; Pheiffer, Carmen (MDPI, 2023-02)
    Previously, we reported that a crude polyphenol-enriched fraction of Cyclopia intermedia (CPEF), a plant consumed as the herbal tea, commonly known as honeybush, reduced lipid content in 3T3-L1 adipocytes and inhibited ...
  • The Cymbidium genome reveals the evolution of unique morphological traits 
    Ai, Ye; Li, Zhen; Sun, Wei-Hong; Chen, Juan; Zhang, Diyang; Ma, Liang; Zhang, Qing-Hua; Chen, Ming-Kun; Zheng, Qing-Dong; Liu, Jiang-Feng; Jiang, Yu-Ting; Li, Bai-Jun; Liu, Xuedie; Xu, Xin-Yu; Yu, Xia; Zheng, Yu; Liao, Xing-Yu; Zhou, Zhuang; Wang, Jie-Yu; Wang, Zhi-Wen; Xie, Tai-Xiang; Ma, Shan-Hu; Zhou, Jie; Ke, Yu-Jie; Zhou, Yu-Zhen; Lu, Hsiang-Chia; Liu, Ke-Wei; Yang, Feng-Xi; Zhu, Gen-Fa; Huang, Laiqiang; Peng, Dong-Hui; Chen, Shi-Pin; Lan, Siren; Van de Peer, Yves; Liu, Zhong-Jian (Springer Nature, 2021-12-01)
    The marvelously diverse Orchidaceae constitutes the largest family of angiosperms. The genus Cymbidium in Orchidaceae is well known for its unique vegetation, floral morphology, and flower scent traits. Here, a ...
  • Cynicism as subscale of burnout 
    Viljoen, Margaretha; Claassen, Nico (IOS Press, 2017)
    BACKGROUND: Cynicism, as a personality trait, has adverse effects on health. The question was asked whether cynical attitudes that develop due to work-related stress correlate with stress levels and whether it has a negative ...
  • CYP2J19 mediates carotenoid colour introgression across a natural avian hybrid zone 
    Kirschel, Alexander N.G.; Nwankwo, Emmanuel C.; Pierce, Daniel K.; Lukhele, Sifiso M.; Moysi, Michaella; Ogolowa, Bridget O.; Hayes, Sophia C.; Monadjem, Ara; Brelsford, Alan (Wiley, 2020-12)
    It has long been of interest to identify the phenotypic traits that mediate reproductive isolation between related species, and more recently, the genes that underpin them. Much work has focused on identifying genes ...
  • Cypress canker : an important disease discovered for the first time on a native South African tree 
    Wingfield, Michael J.; Marincowitz, Seonju; Pham, Nam Q.; Roets, Francois; Paap, Trudy; Wingfield, Brenda D.; Aylward, Janneke (Wiley, 2022-10)
    Cypress canker is a branch and stem canker disease of Cupressaceae trees, particularly those in the genera Cupressus and Hesperocyparis. These trees have been planted in many parts of the world as ornamentals and the ...
  • Cysteine protease and cystatin expression and activity during soybean nodule development and senescence 
    Van Wyk, Stefan George; Du Plessis, Magdeleen; Cullis, C.A. (Christoper Ashley); Kunert, Karl J.; Vorster, Barend Juan (BioMed Central, 2014)
    BACKGROUND : Nodules play an important role in fixing atmospheric nitrogen for soybean growth. Premature senescence of nodules can negatively impact on nitrogen availability for plant growth and, as such, we need a better ...
  • Cysteinyl leukotriene receptor-1 antagonists as modulators of innate immune cell function 
    Theron, Annette J.; Steel, Helen C.; Tintinger, Gregory Ronald; Gravett, Cornelia M.; Anderson, Ronald; Feldman, Charles (Hindawi Publishing Corporation, 2014)
    Cysteinyl leukotrienes (cysLTs) are produced predominantly by cells of the innate immune system, especially basophils, eosinophils, mast cells, and monocytes/macrophages. Notwithstanding potent bronchoconstrictor activity, ...
  • Cystic fibrosis : what's new in South Africa in 2019 
    Zampoli, M.; Morrow, B.; Masekela, R.; Calligaro, G.; Baird, C.; Klugman, S.; Mer, M.; Gebers, P.; Els, C.; Richards, D.; Egner, J.; Walters, S.; Morrison, J.; Terblanche, Alta J.; Wolf, A.; Dunn, A. (Health and Medical Publishing Group, 2019-01)
    Cystic fibrosis (CF) is one of the most common autosomal recessive disorders worldwide. The incidence of CF depends on the prevalence of CFTR (cystic fibrosis transmembrane conductance regulator) gene mutations in the ...
  • Cystic fibrosis in South Africa : a changing diagnostic paradigm 
    Van Rensburg, J.; Alessandrini, Marco; Stewart, Cheryl; Pepper, Michael Sean (Health and Medical Publishing Group, 2018-08)
    Cystic fibrosis (CF), one of the most commonly observed and diagnosed fatal monogenic disorders globally, was initially thought to affect individuals of Caucasian/European descent almost exclusively. It is increasingly ...
  • Cystic fibrosis in the African diaspora 
    Stewart, Cheryl; Pepper, Michael Sean (American Thoracic Society, 2017-01)
    Identifying mutations that cause cystic fibrosis (CF) is important for making an early, unambiguous diagnosis, which, in turn, is linked to better health and a greater life expectancy. In patients of African descent, a ...
  • Cystic fibrosis on the African continent 
    Stewart, Cheryl; Pepper, Michael Sean (Nature Publishing Group, 2016-07)
    Cystic fibrosis (CF; OMIM 219700) is a life-shortening and costly autosomal recessive disease that has been most extensively studied in individuals of Caucasian descent. There is ample evidence, however, that it also affects ...
  • Cytochrome oxidase I sequences reveal possible cryptic diversity in the cosmopolitan symbiotic copepod Nesippus orientalis Heller, 1868 (Pandaridae : Siphonostomatoida) on elasmobranch hosts from the KwaZulu-Natal coast of South Africa 
    Dippenaar, Susan M.; Mathibela, Rosaline B.; Bloomer, Paulette (Elsevier, 2009)
    Over the past decade, numerous molecular phylogenetic studies uncovered cryptic diversity within the Copepoda, yet very few investigations focused on symbiotic copepods. Here we report mitochondrial DNA cytochrome oxidase ...
  • Cytokines, chemokines, insulin and haematological indices in type 2 diabetic male Sprague Dawley rats infected with Trichinella zimbabwensis 
    Silas, Ekuyikeno; Tshilwane, Selaelo Ivy; Mukaratirwa, Samson (MDPI, 2022-08-01)
    Diabetes mellitus is a chronic metabolic disease induced by the inability to control high blood glucose level. Helminth-induced immunomodulation has been reported to prevent or delay the onset of type 2 diabetes mellitus ...
  • Cytologic scoring of equine exercise-induced pulmonary hemorrhage : performance of human experts and a deep learning-based algorithm 
    Bertram, Christof A.; Marzahl, Christian; Bartel, Alexander; Stayt, Jason; Bonsembiante, Federico; Beeler-Marfisi, Janet; Barton, Ann K.; Brocca, Ginevra; Gelain, Maria E.; Glasel, Agnes; Du Preez, Kelly; Weiler, Kristina; Weissenbacher-Lang, Christiane; Breininger, Katharina; Aubreville, Marc; Maier, Andreas; Klopfleisch, Robert; Hill, Jenny (Sage, 2023-01)
    Exercise-induced pulmonary hemorrhage (EIPH) is a relevant respiratory disease in sport horses, which can be diagnosed by examination of bronchoalveolar lavage fluid (BALF) cells using the total hemosiderin score (THS). ...
  • Cytology compared with Hybrid Capture 2 human papilloma virus cervical cancer screening in HIV positive and HIV negative South African women 
    Snyman, Leon Cornelius; Richter, Karin Louise; widowi; Dreyer, Gerrit; Botha, Matthys Hendrik; Van der Merwe, F. Haynes; Visser, Cathy; Dreyer, Greta (BMJ Publishing, 2023-05)
    OBJECTIVES : Cervical cancer is preventable and caused by persistent infection with oncogenic human papilloma virus (HPV) types. HPV screening is more sensitive and is the preferred screening test. HPV screening data are ...
  • Cytomegalovirus pneumonia occuring soon after initiation of highly active antiretroviral therapy in an infant 
    Kitchin, Omolemo P.; Masekela, Refiloe; Pentz, Adele; Potgieter, Jeane; Mensah, Marian Kwofie; Els, Carla; White, Debbie; Green, Robin J. (Federation of Infectious Diseases Societies of South Africa, 2011)
    A two-month-old HIV-infected infant was ventilated for very severe Pneumocystis jiroveci pneumonia. After successful extubation, he was started on antiretroviral therapy. He developed a proven cytomegalovirus infection, ...
  • Cytomegalovirus viral load kinetics in patients with HIV/AIDS admitted to a medical intensive care unit : a case for pre-emptive therapy 
    Mayaphi, Simnikiwe Horatious; Brauer, Marieke; Morobadi, Daniel M.; Mazanderani, Ahmad Haeri; Mafuyeka, Rendani T.; Olorunju, Steve A.S.; Tintinger, Gregory Ronald; Stoltz, Anton Carel (Public Library of Science, 2014-04-03)
    BACKGROUND : Cytomegalovirus (CMV) infection is associated with severe diseases in immunosuppressed patients; however, there is a lack of data for pre-emptive therapy in patients with HIV/AIDS. METHOD : This was a ...
  • A Cytoscape app for motif enumeration with ISMAGS 
    Van Parys, Thomas; Melckenbeeck, Ine; Houbraken, Maarten; Audenaert, Pieter; Colle, Didier; Pickavet, Mario; Demeester, Piet; Van de Peer, Yves (Oxford University Press, 2017-02)
    SUMMARY : We present a Cytoscape app for the ISMAGS algorithm, which can enumerate all instances of a motif in a graph, making optimal use of the motif’s symmetries to make the search more efficient. The Cytoscape app ...
  • The cytoskeletal proteins in the contractile tissues of the testis and its excurrent ducts of the passerine bird, Masked Weaver (Ploceus velatus) 
    Ozegbe, P.C.; Aire, Tom A.; Deokar, M.S. (2012-02)
    The cellular composition of the testicular capsule, seminiferous peritubular tissue, the epithelia as well as periductal muscle cell layers of the excurrent ducts was studied, in sexually mature and active Masked Weaver ...