Browsing Research Articles (Biochemistry) by Title

Browsing Research Articles (Biochemistry) by Title

Sort by: Order: Results:

  • Bacterial vaginosis : current diagnostic avenues and future opportunities 
    Redelinghuys, Mathys J.; Geldenhuys, Janri; Jung, Hyun-Sul; Kock, Marleen M. (Frontiers Media, 2020-08-11)
    A healthy female genital tract harbors a microbiome dominated by lactic acid and hydrogen peroxide producing bacteria, which provide protection against infections by maintaining a low pH. Changes in the bacterial ...
  • Bark beetle mycobiome : collaboratively defined research priorities on a widespread insect-fungus symbiosis 
    Hulcr, Jiri; Barnes, Irene; De Beer, Z. Wilhelm; Duong, Tuan A.; Gazis, Romina; Johnson, Andrew J.; Jusino, Michelle A.; Kasson, Matthew T.; Li, You; Lynch, Shannon; Mayers, Chase; Musvuugwa, Tendai; Roets, Francois; Seltmann, Katja C.; Six, Diana; Vanderpool, Dan; Villari, Caterina (Springer, 2020-06-03)
    One of the main threats to forests in the Anthropocene are novel or altered interactions among trees, insects and fungi. To critically assess the contemporary research on bark beetles, their associated fungi, and their ...
  • Benefits of maize resistance breeding and chemical control against northern leaf blight in smallholder farms in South Africa 
    Berger, David Kenneth; Mokgobu, Tumisang; De Ridder, Katrien; Christie, Nanette; Aveling, T.A.S. (Terry) (AOSIS Open Journals, 2020-11-26)
    Maize underpins food security in South Africa. An annual production of more than 10 million tons is a combination of the output of large-scale commercial farms plus an estimated 250 000 ha cultivated by smallholder ...
  • Benzimidazole derivatives are potent against multiple life cycle stages of Plasmodium falciparum malaria parasites 
    Leshabane, Meta Kgaogelo; Dziwornu, Godwin Akpeko; Coertzen, Dina; Reader, Janette; Moyo, Phanankosi; Van der Watt, Mariette Elizabeth; Chisanga, Kelly; Nsanzubuhoro, Consolata; Ferger, Richard; Erlank, Erica; Venter, Nelius; Koekemoer, Lizette; Chibale, Kelly; Birkholtz, Lyn-Marie (American Chemical Society, 2021-03)
    The continued emergence of resistance to front-line antimalarial treatments is of great concern. Therefore, new compounds that potentially have a novel target in various developmental stages of Plasmodium parasites are ...
  • Bioassay-guided isolation and identification of gametocytocidal compounds from Artemisia afra (Asteraceae) 
    Moyo, Phanankosi; Kunyane, Phaladi; Selepe, Mamoalosi A.; Eloff, Jacobus Nicolaas; Niemand, Jandeli; Louw, Abraham Izak; Maharaj, Vinesh J.; Birkholtz, Lyn-Marie (BioMed Central, 2019-03-08)
    BACKGROUND : Optimal adoption of the malaria transmission-blocking strategy is currently limited by lack of safe and efficacious drugs. This has sparked the exploration of different sources of drugs in search of ...
  • Biochemical characterisation and novel classification of monofunctional S-adenosylmethionine decarboxylase of Plasmodium falciparum 
    Williams, Marni; Sprenger, Janina; Human, Esmare; Al-Karadaghic, Salem; Persson, Lo; Louw, Abraham Izak; Birkholtz, Lyn-Marie (Elsevier B.V., 2011)
    Plasmodium falciparum like other organisms is dependent on polyamines for proliferation. Polyamine biosynthesis in these parasites is regulated by a unique bifunctional S-adenosylmethionine decarboxylase/ornithine decarboxylase ...
  • Biochemical diversity of carboxyl Esterases and Lipases from Lake Arreo (Spain) : a metagenomic approach 
    Martinez-Martinez, Monica; Alcaide, Maria; Tchigvintsev, Anatoli; Reva, Oleg N.; Polaina, Julio; Bargiela, Rafael; Guazzaroni, Maria-Eugenia; Chicote, Alvaro; Canet, Albert; Valero, Francisco; Eguizabal, Eugenio Rico; Guerrero, Maria del Carmen; Yakunin, Alexander F.; Ferrer, Manuel (American Society for Microbiology, 2013-06)
    The esterases and lipases from the / hydrolase superfamily exhibit an enormous sequence diversity, fold plasticity, and activities. Here, we present the comprehensive sequence and biochemical analyses of seven distinct ...
  • Biodiversity of Lecanosticta pine-needle blight pathogens suggests a Mesoamerican Centre of origin 
    Van der Nest, Ariska; Wingfield, Michael J.; Ortiz, Paulo C.; Barnes, Irene (International Mycological Association, 2019-06-07)
    Lecanosticta acicola causes the disease known as brown spot needle blight (BSNB), on Pinus species. The pathogen is thought to have a Central American centre of origin. This was based on the morphological variation between ...
  • A bioeconomic model for the optimization of local canine rabies control 
    Anderson, Aaron; Kotze, Johann; Shwiff, Stephanie A; Hatch, Brody; Slootmaker, Chris; Conan, Anne; Knobel, Darryn Leslie; Nel, Louis Hendrik (Public Library of Science, 2019-05-22)
    We present a new modeling tool that can be used to maximize the impact of canine rabies management resources that are available at the local level. The model is accessible through a web-based interface that allows for ...
  • Biology of a putative male aggregation-sex pheromone in Sirex noctilio (Hymenoptera: Siricidae) 
    Guignard, Quentin; Bouwer, Marc Clement; Slippers, Bernard; Allison, Jeremy D. (Public Library of Science, 2020-12-31)
    A putative male-produced pheromone has recently been described for the global pest of pines, Sirex noctilio, but field-activity has not been demonstrated. This study aimed to investigate the pheromone biology of S. ...
  • Biotic interactions are an unexpected yet critical control on the complexity of an abiotically driven polar ecosystem 
    Lee, Charles K.; Laughlin, Daniel C.; Bottos, Eric M.; Caruso, Tancredi; Joy, Kurt; Barrett, John E.; Brabyn, Lars; Nielsen, Uffe N.; Adams, Byron J.; Wall, Diana H.; Hopkins, David W.; Pointing, Stephen B.; McDonald, Ian R.; Cowan, Don A.; Banks, Jonathan C.; Stichbury, Glen A.; Jones, Irfon; Zawar-Reza, Peyman; Katurji, Marwan; Hogg, Ian D.; Sparrow, Ashley D.; Storey, Bryan C.; Green, T. G. Allan; Cary, S. Craig (Nature Research, 2019-02-15)
    Abiotic and biotic factors control ecosystem biodiversity, but their relative contributions remain unclear. The ultraoligotrophic ecosystem of the Antarctic Dry Valleys, a simple yet highly heterogeneous ecosystem, is a ...
  • Black root rot : a long known but little understood disease 
    Nel, Wilma Janine; Duong, Tuan A.; De Beer, Z. Wilhelm; Wingfield, Michael J. (Wiley, 2019-06)
    Black root rot caused by the pathogen Thielaviopsis basicola has been known since the mid 1800s. The disease is important on many agricultural and ornamental plant species and has been found in at least 31 countries. Since ...
  • Blind spots in global soil biodiversity and ecosystem function research 
    Guerra, Carlos A.; Heintz-Buschart, Anna; Sikorski, Johannes; Chatzinotas, Antonis; Guerrero-Ramirez, Nathaly; Cesarz, Simone; Beaumelle, Lea; Rillig, Matthias C.; Maestre, Fernando T.; Delgado-Baquerizo, Manuel; Buscot, Francois; Overmann, Jorg; Patoine, Guillaume; Phillips, Helen R.P.; Winter, Marten; Wubet, Tesfaye; Kusel, Kirsten; Bardgett, Richard D.; Cameron, Erin K.; Cowan, Don A.; Grebenc, Tine; Marin, Cesar; Orgiazzi, Alberto; Singh, Brajesh K.; Wall, Diana H.; Eisenhauer, Nico (Nature Publising Group, 2020-08-03)
    Soils harbor a substantial fraction of the world’s biodiversity, contributing to many crucial ecosystem functions. It is thus essential to identify general macroecological patterns related to the distribution and functioning ...
  • Blood ketone bodies and breath acetone analysis and their correlations in type 2 diabetes mellitus 
    Saasa, Valentine; Beukes, Mervyn; Lemmer, Yolandy; Mwakikunga, Bonex (MDPI, 2019-12-17)
    Analysis of volatile organic compounds in the breath for disease detection and monitoring has gained momentum and clinical significance due to its rapid test results and non-invasiveness, especially for diabetes mellitus ...
  • Botanical gardens as key resources and hazards for biosecurity 
    Wondafrash, Mesfin; Wingfield, Michael J.; Wilson, John R.U.; Hurley, Brett Phillip; Slippers, Bernard; Paap, Trudy (Springer, 2021-06)
    Biodiversity and economic losses resulting from invasive plant pests and pathogens are increasing globally. For these impacts and threats to be managed effectively, appropriate methods of surveillance, detection and ...
  • Both alpha- and beta-rhizobia occupy the root nodules of Vachellia karroo in South Africa 
    Beukes, Chrizelle Winsie; Boshoff, Francois S.; Phalane, Francina L.; Hassen, Ahmed Idris; Le Roux, Marianne M.; Stepkowski, Tomasz; Venter, S.N. (Stephanus Nicolaas); Steenkamp, Emma Theodora (Frontiers Media, 2019-06-04)
    Vachellia karroo (formerly Acacia karroo) is a wide-spread legume species indigenous to southern Africa. Little is known regarding the identity or diversity of rhizobia that associate with this plant in its native range ...
  • Botryosphaeriaceae associated with Acacia heterophylla (La Réunion) and Acacia koa (Hawaii) 
    Jami, Fahimeh; Marincowitz, Seonju; Slippers, Bernard; Crous, Pedro W.; Le Roux, Johannes J.; Richardson, David M.; Wingfield, Michael J. (Elsevier, 2019-11)
    Acacia koa and A. heterophylla are commonly occurring native trees on the Hawaiian Islands and La Réunion, respectively. A recent phylogenetic study suggested that A. heterophylla renders A. koa paraphyletic, and that the ...
  • Botryosphaeriaceae on Syzygium cordatum across a latitudinal gradient in South Africa 
    Vivas, Maria; Mehl, James William Montague; Wingfield, Michael J.; Roux, Jolanda; Slippers, Bernard (Elsevier, 2021-09)
    The Botryosphaeriaceae is a family of endophytic fungi, many of which are latent pathogens of woody plants. Although extensively sampled in some parts of the world, little is known regarding their occurrence across different ...
  • Bradyrhizobium altum sp. nov., Bradyrhizobium oropedii sp. nov. and Bradyrhizobium acaciae sp. nov. from South Africa show locally restricted and pantropical nodA phylogeographic patterns 
    Avontuur, Juanita R.; Palmer, Marike; Beukes, Chrizelle Winsie; Chan, Wai Yin; Tasiya, Taponeswa; Van Zyl, Elritha; Coetzee, Martin Petrus Albertus; Stepkowski, Tomasz; Venter, S.N. (Stephanus Nicolaas); Steenkamp, Emma Theodora (Elsevier, 2022-02)
    Please read abstract in the article.
  • Breed ancestry, divergence, admixture, and selection patterns of the Simbra crossbreed 
    Van der Nest, Magrieta Aletta; Hlongwane, Nompilo; Hadebe, Khanyisile; Chan, Wai Yin; Van der Merwe, Nicolaas Albertus (Albie); De Vos, Lieschen; Greyling, Ben; Kooverjee, Bhaveni B.; Soma, Pranisha Omduth; Dzomba, Edgar F.; Bradfield, Michael; Muchadeyi, Farai C. (Frontiers Media, 2021-01)
    In this study, we evaluated an admixed South African Simbra crossbred population, as well as the Brahman (Indicine) and Simmental (Taurine) ancestor populations to understand their genetic architecture and detect genomic ...