Browsing Research Articles (Urology) by UP Author "Bornman, Maria S. (Riana)"

Browsing Research Articles (Urology) by UP Author "Bornman, Maria S. (Riana)"

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  • Alterations in male reproductive hormones in relation to environmental DDT exposure 
    Bornman, Maria S. (Riana); Delport, Rhena; Farías, Paulina; Aneck-Hahn, Natalie Hildegard; Patrick, Sean Mark; Millar, Robert P.; De Jager, Christiaan (Elsevier, 2018-04)
    DDT [1, 1, 1-trichloro-2,2-bis (p-chlorophenyl)-ethane] compounds are used for indoor residual spraying (IRS) to control malaria mosquitoes. DDT is an endocrine disruptor chemical in experimental conditions, but little is ...
  • Changes in retinol-binding protein concentrations and thyroid homeostasis with non-occupational exposure to DDT 
    Delport, Rhena; Bornman, Maria S. (Riana); MacIntyre, Una Elizabeth; Oosthuizen, Nicholette M.; Becker, Piet J.; Aneck-Hahn, Natalie Hildegard; De Jager, Christiaan (National Institute of Environmental Health Sciences (NIEHS), 2010-12)
    BACKGROUND: The insecticide dichlorodiphenyltrichloroethane (DDT) has been used for malaria vector control in the northern and eastern parts of the Vhembe District of Limpopo Province, South Africa, since 1945. Bioaccumulation ...
  • Clinical presentation of prostate cancer in Black South Africans 
    Tindall, Elizabeth A.; Monare, L. Richard; Petersen, Desiree C.; Van Zyl, Smit; Hardie, Rae-Anne; Segone, Alpheus M.; Venter, Philip A.; Bornman, Maria S. (Riana); Hayes, Vanessa M. (Wiley, 2014-06)
    BACKGROUND : Compared with White Americans, Black American men are at a significant increased risk of presenting with prostate cancer (PCa) and associated mortality, suggesting a link to African-ancestry. However, PCa ...
  • DDT and urogenital malformations in newborn boys in a malarial area 
    Bornman, Maria S. (Riana); De Jager, Christiaan; Worku, Zeleke; Farias, Paulina; Reif, Simon (Wiley-Blackwell, 2010-08)
    OBJECTIVE: To determine the risk of external urogenital birth defects (UGBDs) in newborn boys from a malarial area currently sprayed with technical DDT, 1,1,1-trichloro-2,2- bis(4-chlorophenyl) ethane (DDT), as increased ...
  • DDT exposure levels and semen quality of young men from a malaria area in South Africa 
    De Jager, Christiaan; Aneck-Hahn, Natalie Hildegard; Bornman, Maria S. (Riana); Farias, Paulina; Spano, Marcello (BioMed Central, 2012-10-15)
    No abstract available.
  • Endocrine disruptors and health effects in Africa : a call for action 
    Bornman, Maria S. (Riana); Aneck-Hahn, Natalie Hildegard; De Jager, Christiaan; Wagenaar, Gesina M.; Bouwman, Hindrik; Barnhoorn, Irene E.J.; Patrick, Sean Mark; Vandenberg, Laura N.; Kortenkamp, Andreas; Blumberg, Bruce; Kimmins, Sarah; Jegou, Bernard; Auger, Jacques; DiGangi, Joseph; Heindel, Jerrold J. (National Institute of Environmental Health Sciences, 2017)
    BACKGROUND : Africa faces a number of unique environmental challenges. Unfortunately, it lacks the infrastructure needed to support the comprehensive environmental studies that could provide the scientific basis to inform ...
  • Estimation of human body concentrations of DDT from indoor residual spraying for malaria control 
    Gyalpo, Tenzing; Fritsche, Lukas; Bouwman, Henk; Bornman, Maria S. (Riana); Scheringer, Martin; Hungerbühler, Konrad (Elsevier, 2012-10)
    Inhabitants of dwellings treated with DDT for indoor residual spraying show high DDT levels in blood and breast milk. This is of concern since mothers transfer lipid-soluble contaminants such as DDT via breastfeeding to ...
  • Household fuel use and biomarkers of inflammation and respiratory illness among rural South African women 
    Misra, Ankita; Longnecker, Matthew P.; Dionisio, Kathie L.; Bornman, Maria S. (Riana); Travlos, Gregory S.; Brar, Sukhdev; Whitworth, Kristina W. (Elsevier, 2018-10)
    Though literature suggests a positive association between use of biomass fuel for cooking and inflammation, few studies among women in rural South Africa exist. We included 415 women from the South African Study of Women ...
  • Levels and determinants of DDT and DDE exposure in the VHEMBE Cohort 
    Gaspar, Fraser W.; Chevrier, Jonathan; Quiros-Alcala, Lesliam; Lipsitt, Jonah M.; Barr, Dana Boyd; Holland, Nina; Bornman, Maria S. (Riana); Eskenazi, Brenda (National Institute of Environmental Health Sciences, 2017-07-07)
    BACKGROUND : Although indoor residual spraying (IRS) is an effective tool for malaria control, its use contributes to high insecticide exposure in sprayed communities and raises concerns about possible unintended health ...
  • Oestrogenic activity in drinking waters from a rural area in the Waterberg District, Limpopo Province, South Africa 
    Aneck-Hahn, Natalie Hildegard; Bornman, Maria S. (Riana); De Jager, Christiaan (Water Research Council, 2009-04)
    In South Africa, limited data are available regarding possible oestrogenic activity in the aquatic systems and especially drinking water. Water in the rural areas is often contaminated with a complex mixture of toxic ...
  • Organochlorine pesticide levels in Clarias gariepinus from polluted freshwater impoundments in South Africa and associated human health risks 
    Barnhoorn, Irene E.J.; Van Dyk, Jacobus C.; Genthe, Bettina; Harding, W.R.; Wagenaar, G.M.; Bornman, Maria S. (Riana) (Elsevier, 2015-02)
    There are increasing concerns regarding the safe human consumption of fish from polluted, freshwater impoundments. The aim of this study was to analyse the muscle tissue of the sharptooth catfish Clarias gariepinus for ...
  • The Pine river statement : human health consequences of DDT use 
    Eskenazi, Brenda; Chevrier, Jonathan; Rosas, Lisa Goldman; Anderson, Henry A.; Bornman, Maria S. (Riana); Bouwman, Henk; Chen, Aimin; Cohn, Barbara A.; De Jager, Christiaan; Henshel, Diane S.; Leipzig, Felicia; Leipzig, John S.; Lorenz, Edward C.; Snedeker, Suzanne M.; Stapleton, Darwin (National Institute of Environmental Health Sciences (NIEHS), 2009-09)
    OBJECTIVES: Dichlorodiphenyltrichloroethane (DDT) was used worldwide until the 1970s, when concerns about its toxic effects, its environmental persistence, and its concentration in the food supply led to use restrictions ...
  • Prenatal exposure to DDT and pyrethroids for malaria control and child neurodevelopment : the VHEMBE Cohort, South Africa 
    Eskenazi, Brenda; An, Sookee; Rauch, Stephen A.; Coker, Eric S.; Maphula, Angelina; Obida, Muvhulawa; Crause, Madelein; Kogut, Katherine R.; Bornman, Maria S. (Riana); Chevrier, Jonathan (National Institute of Environmental Health Sciences, 2018-04-06)
    BACKGROUND : Although indoor residual spraying (IRS) with dichlorodiphenyltrichloroethane (DDT) and pyrethroids effectively controls malaria, it potentially increases human exposure to these insecticides. Previous studies ...
  • Simultaneous exposure to low concentrations of dichlorodiphenyltrichloroethane, deltamethrin, nonylphenol and phytoestrogens has negative effects on the reproductive parameters in male Spraque-Dawley rats 
    Kilian, Elmare; Delport, Rhena; Bornman, Maria S. (Riana); De Jager, Christiaan (Blackwell, 2007-08)
    Many reports suggest that male reproductive health has deteriorated over the last decades, possibly due to environmental contaminants that act as endocrine disruptors. This hypothesis was tested in Sprague-Dawley rats ...
  • Sperm chromatin integrity in DDT-exposed young men living in a malaria area in the Limpopo Province, South Africa 
    De Jager, Christiaan; Aneck-Hahn, Natalie Hildegard; Bornman, Maria S. (Riana); Farias, Paulina; Leter, G.; Eleuteri, P.; Rescia, M.; Spanò, M. (Oxford University Press, 2009-07)
    There is mounting evidence that deteriorated semen quality may be associated with increased serum concentration of 1,1,1-trichloro-2,2-bis(chlorodiphenyl)ethane (DDT) and its metabolites. The problem is exacerbated in ...
  • Stage-related increase in the proportion of apoptotic germ cells and altered frequencies of stages in the spermatogenic cycle following gestational, lactational, and direct exposure of male rats to p-nonylphenol 
    McClusky, Leon M.; De Jager, Christiaan; Bornman, Maria S. (Riana) (Oxford University Press, 2007-01)
    The cumulative effects of environmental toxicants, for example, the alkylphenol, para-nonylphenol (p-NP) are of concern. Our previous study showed that p-NP reduced several testicular morphometric parameters, including ...
  • Standards in semen examination : publishing reproducible and reliable data based on high-quality methodology 
    Bjorndahl, Lars; Barratt, Christopher L.R.; Mortimer, David; Agarwal, Ashok; Aitken, Robert J.; Alvarez, Juan G.; Aneck-Hahn, Natalie Hildegard; Arver, Stefan; Baldi, Elisabetta; Bassas, Lluis; Boitrelle, Florence; Bornman, Maria S. (Riana); Carrell, Douglas T.; Castilla, Jose A.; Cerezo Parra; Parra, Gerardo Cerezo; Check, Jerome H.; Cuasnicu, Patricia S.; Darney, Sally Perreault; De Jager, Christiaan; De Jonge, Christopher J.; Drevet, Joel R.; Drobnis, Erma Z.; Du Plessis, Stefan S.; Eisenberg, Michael L.; Esteves, Sandro C.; Evgeni, Evangelini A.; Ferlin, Alberto; Garrido, Nicolas; Giwercman, Aleksander; Goovaerts, Ilse G.F.; Haugen, Trine B.; Henkel, Ralf; Henningsohn, Lars; Hofmann, Marie-Claude; Hotaling, James M.; Jedrzejczak, Piotr; Jouannet, Pierre; Jorgensen, Niels; Kirkman Brown, Jackson C.; Krausz, Csilla; Kurpisz, Maciej; Kvist, Ulrik; Lamb, Dolores J.; Levine, Hagai; Loveland, Kate L.; McLachlan, Robert, I.; Mahran, Ali; Maree, Liana; Da Silva, Sarah Martins; Mbizvo, Michael T.; Meinhardt, Andreas; Menkveld, Roelof; Mortimer, Sharon T.; Moskovtsev, Sergey; Muller, Charles H.; Jose Munuce, Maria; Muratori, Monica; Niederberger, Craig; O'Flaherty, Cristian; Oliva, Rafael; Ombelet, Willem; Pacey, Allan A.; Palladino, Michael A.; Ramasamy, Ranjith; Ramos, Liliana; Rives, Nathalie; Roldan, Eduardo Rs; Rothmann, Susan; Sakkas, Denny; Salonia, Andrea; Sanchez-Pozo, Maria Cristina; Sapiro, Rosanna; Schlatt, Stefan; Schlegel, Peter N.; Schuppe, Hans-Christian; Shah, Rupin; Skakkebaek, Niels E.; Teerds, Katja; Toskin, Igor; Tournaye, Herman; Turek, Paul J.; Van der Horst, Gerhard; Vazquez-Levin, Monica; Wang, Christina; Wetzels, Alex; Zeginiadou, Theodosia; Zini, Armand (Oxford University Press, 2022-10)
    Biomedical science is rapidly developing in terms of more transparency, openness and reproducibility of scientific publications. This is even more important for all studies that are based on results from basic semen ...
  • Testicular microlithiasis and neoplastic lesions in wild eland (Tragelaphus oryx) : possible effects of exposure to environmental pollutants? 
    Bornman, Maria S. (Riana); Barnhoorn, Irene E.J.; De Jager, Christiaan; Veeramachaneni, D.N.R. (Elsevier, 2010-05)
    The purpose of the study was to compare wildlife in the proximity and away from the sources of known industrial pollution. Macroscopic, focal, gritty areas that appeared white were observed in the testes of all 24 South ...