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Natural and Agricultural Sciences: Recent submissions

  • The urban soundscapes of a studentified neighbourhood in the City of Tshwane, South Africa 
    Johnston, Gregory James; Rikhotso, Richard (Springer, 2024-07-24)
    Urban environments produce distinctive and diverse soundscapes. The challenge of noise in particular impacts city dwellers and urban livability. There is an abundance of research focused on noise pollution with a limited ...
  • The migration behaviour of strontium co-implanted with helium into SiC at room temperature and annealed at temperatures above 1000 °C 
    Hlatshwayo, Thulani Thokozani; Mokgadi, Thapelo Freddy; Sohatsky, A.; Abdalla, Zaki Adam Yousif; Skuratov, V.A.; Njoroge, Eric Gitau; Mlambo, M. (Elsevier, 2024-12)
    The study investigated the migration behaviour of Sr implanted into SiC in the presence of helium (He). Sr ions were implanted into polycrystalline SiC samples (Sr-SiC) at room temperature (RT), and co-implanted with ...
  • Effect of 710 MeV Bi+51 swift heavy ions irradiation on Se pre-implanted polycrystalline SiC 
    Mabelane, T.S.; Sall, M.; Abdalla, Zaki Adam Yousif; Skuratov, V.A.; Hlatshwayo, Thulani Thokozani (Elsevier, 2024-06)
    In this study, the effect of swift heavy ions (SHIs) irradiation in the recrystallization of polycrystalline SiC preimplanted with selenium (Se) ions and migration of Se was investigated. The main objective of this study ...
  • Protective efficacy of a plant-produced beta variant rSARS-CoV-2 VLP vaccine in golden Syrian hamsters 
    Lemmer, Yolandy; Chapman, Ros; Abolnik, Celia; Smith, Tanja; Schafer, Georgia; Hermanus, Tandile; Du Preez, Ilse; Goosen, Kruger; Sepotokele, Kamogelo Mmapitso; Gers, Sophette; Suliman, Tasnim; Preiser, Wolfgang; Shaw, Megan L.; Roth, Robyn; Truyts, Alma; Chipangura, John; Magwaza, Martin; Mahanjana, Osborn; Moore, Penny L.; O'Kennedy, Martha (Elsevier, 2024-02)
    In the quest for heightened protection against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants, we engineered a prototype vaccine utilizing the plant expression system of Nicotiana benthamiana, ...
  • Synthesis and evaluation of mesoporous silica nanoparticle catalyst supports prepared from South African coal fly ash 
    Aphane, Mathibela E.; Maggott, Emile D.; Doucet, Frederic J.; Mapolie, Selwyn F.; Landman, Marile; Van der Merwe, E.M. (Elizabet Margaretha) (Springer, 2024-08)
    Please read abstract in the article.
  • Temporal variability of hydroclimatic extremes : a case study of Vhembe, uMgungundlovu, and Lejweleputswa District municipalities in South Africa 
    Botai, Christina M.; De Wit, Jaco P.; Botai, Joel Ongego (MDPI, 2024-10)
    The current study investigated hydroclimatic extremes in Vhembe, Lejweleputswa, and uMgungundlovu District Municipalities based on streamflow data from 21 river gauge stations distributed across the study site for the ...
  • Assessing heat-related health perceptions in the minibus taxi industry in Tshwane, South Africa 
    Wright, Caradee Yael; Kapwata, Thandi; Mahlangeni, Nomfundo; Naidoo, Natasha; Webster, Candice (Academy of Science of South Africa, 2024-11)
    Global warming, the increase in heatwaves and periods of intense heat, is a major problem across the world, including in South Africa. Heat exposure has adverse health impacts, ranging from dehydration and heat stroke ...
  • Androgen-mediated maternal effects and trade-offs : postnatal hormone development, growth, and survivorship in wild meerkats 
    Davies, Charli S.; Shearer, Caroline L.; Greene, Lydia K.; Mitchell, Jessica; Walsh, Debbie; Goerlich, Vivian C.; Clutton-Brock, Tim H.; Drea, Christine M. (Frontiers Media, 2024-09)
    INTRODUCTION: Mammalian reproductive and somatic development is regulated by steroid hormones, growth hormone (GH), and insulin-like growth factor-1 (IGF-1). Based largely on information from humans, model organisms, ...
  • Mutation analysis and clinical profile of South African patients with Neurofibromatosis type 1 (NF1) phenotype 
    Mudau, Maria Mabyalwa; Dillon, Bronwyn; Smal, Clarice; Feben, Candice; Honey, Engela M.; Carstens, Nadia; Krause, Amanda (Frontiers Media, 2024-03)
    Neurofibromatosis type 1 (NF1) is an autosomal dominant genetic condition with complete age-dependent penetrance, variable expressivity and a global prevalence of ~1/3,000. It is characterised by numerous café-au-lait macules, ...
  • Editorial : Diet, nutrition and insect responses to environmental change 
    Archer, C. Ruth; Weldon, Christopher William (Frontiers Media, 2024-04)
    No abstract available.
  • The effect of larval exposure to heavy metals on the gut microbiota composition of adult Anopheles arabiensis (Diptera: Culicidae) 
    Singh, Ashmika; Misser, Shristi; Allam, Mushal; Chan, Wai Yin; Ismail, Arshad; Munhenga, Givemore; Oliver, Shüné V. (MDPI, 2024-10-21)
    Anopheles arabiensis is a highly adaptable member of the An. gambiae complex. Its flexible resting behaviour and diverse feeding habits make conventional vector control methods less effective in controlling this species. ...
  • Individual and community‑level factors associated with adequate antenatal care service utilization in sub‑Saharan Africa 
    Fenta, Setegn Muche; Fenta, Haile Mekonnen; Yilema, Seyifemickael Amare; Yilema, Seyifemickael Amare; Chen, Ding-Geng (Din); Mekonnin, Amsalu Worku (BMC, 2024-10-15)
    BACKGROUND Sub-Saharan Africa (sSA) continues to rank among the regions in the world with the highest rates of maternal mortality and the lowest rates of utilization of maternal health care. The risk of death for women ...
  • Patterns of animal rabies prevalence in Northern South Africa between 1998 and 2022 
    Mogano, Kgaogelo; Sabeta, Claude Taurai; Suzuki, Toru; Makita, Kohei; Chirima, Johannes George (MDPI, 2024-01-22)
    Rabies is endemic in South Africa and rabies cycles are maintained in both domestic and wildlife species. The significant number of canine rabies cases reported by theWorld Organization for Animal Health Reference ...
  • Characterization of the tissue and strain-specific microbiota of Anopheles funestus giles (Diptera: Culicidae) 
    Chen, Chia-Yu; Chan, Wai Yin; Ismail, Arshad; Oliver, Shune V. (MDPI, 2024-04-13)
    The mosquito microbiota is a critical determinant of mosquito life history. It is therefore a target for novel vector control strategies like paratransgenesis. However, the microbiota in Anopheles funestus, a major African ...
  • One-year anthropometric follow-up of South African preterm infants in kangaroo mother care : which early-life factors predict malnutrition? 
    Nel, Sanja; Wenhold, Friedeburg Anna Maria; Botha, Tanita; Feucht, Ute Dagmar (Wiley, 2024-04)
    BACKGROUND : Preterm infants often have poor short- and long-term growth. Kangaroo mother care supports short-term growth, but longer-term outcomes are unclear. METHODS : This study analysed longitudinally collected ...
  • A perspective of the epidemiology of rabies in South Africa, 1998-2019 
    Malan, Ayla Janina-Bertha; Coetzer, Andre; Bosch, Cayla; Wright, Nicolette; Nel, Louis Hendrik (MDPI, 2024-06)
    Despite the implementation of various control strategies aimed at eliminating caninemediated rabies, the disease is still endemic in up to 150 countries across the world. Rabies remains endemic to South Africa, with ...
  • Structural and electrical characterization of solution-deposited β-Ga2O3:Al 
    Muramba, Valentine W.; Ali, Abdulraoof I.; Nel, Jacqueline Margot (Wiley, 2024)
    Please read abstract in the article.
  • Bifidobacterium species viability in dairy-based probiotic foods: challenges and innovative approaches for accurate viability determination and monitoring of probiotic functionality 
    Sibanda, Thulani; Marole, Tlaleo A.; Thomashoff, Ursula L.; Thantsha, Mapitsi Silvester; Buys, E.M. (Elna Maria) (Frontiers Media, 2024-02)
    Bifidobacterium species are essential members of a healthy human gut microbiota. Their presence in the gut is associated with numerous health outcomes such as protection against gastrointestinal tract infections, inflammation, ...
  • Assessing probiotic viability in mixed species yogurt using a novel propidium monoazide (PMAxx)-quantitative PCR method 
    Marole, Tlaleo A.; Sibanda, Thulani; Buys, E.M. (Elna Maria) (Frontiers Media, 2024-02)
    Please read abstract in article.
  • First Sagittarius A∗ Event Horizon Telescope Results. VII. Polarization of the Ring 
    Kazunori, Akiyama; Alberdi, Antxon; Alef, Walter; Algaba, Juan Carlos; Anantua, Richard; Asada, Keiichi; Azulay, Rebecca; Bach, Uwe; Baczko, Anne-Kathrin; Ball, David; Balokovic, Mislav; Bandyopadhyay, Bidisha; Barrett, John; Baubock, Michi; Benson, Bradford A.; Bintley, Dan; Blackburn, Lindy; Blundell, Raymond; Bouman, Katherine L.; Bower, Geoffrey C.; Boyce, Hope; Bremer, Michael; Brinkerink, Christiaan D.; Brissenden, Roger; Britzen, Silke; Broderick, Avery E.; Broguiere, Dominique; Bronzwaer, Thomas; Bustamante, Sandra; Byun, Do-Young; Carlstrom, John E.; Ceccobello, Chiara; Chael, Andrew; Chan, Chi-kwan; Chang, Dominic O.; Chatterjee, Koushik; Chatterjee, Shami; Chen, Ming-Tang; Chen (陈永军), Yongjun; Cheng, Xiaopeng; Cho, Ilje; Christian, Pierre; Conroy, Nicholas S.; Conway, John E.; Cordes, James M.; Crawford, Thomas M.; Crew, Geoffrey B.; Cruz-Osorio, Alejandro; Cui, Yuzhu; Dahale, Rohan; Davelaar, Jordy; De Laurentis, Mariafelicia; Deane, Roger; Dempsey, Jessica; Desvignes, Gregory; Dexter, Jason; Dhruv, Vedant; Dihingia, Indu K.; Doeleman, Sheperd S.; Dougal, Sean; Dzib, Sergio A.; Eatough, Ralph P.; Emami, Razieh; Falcke, Heino; Farah, Joseph; Fish, Vincent L.; Fomalont, Ed; Ford, H. Alyson; Foschi, Marianna; Fraga-Encinas, Raquel; Freeman, William T.; Friberg, Per; Fromm, Christian M.; Fuentes, Antonio; Galison, Peter; Gammie, Charles F.; García, Roberto; Gentaz, Olivier; Georgiev, Boris; Goddi, Ciriaco; Gold, Roman; Gomez-Ruiz, Arturo I.; Gomez, Jose L.; Gu (顾敏峰), Minfeng; Gurwell, Mark; Hada, Kazuhiro; Haggard, Daryl; Haworth, Kari; Hecht, Michael H.; Hesper, Ronald; Heumann, Dirk; Ho (何子山), Luis C.; Ho, Paul; Honma, Mareki; Huang, Chih-Wei L.; Huang (黄磊), Lei; Hughes, David H.; Ikeda, Shiro; Impellizzeri, C. M. Violette; Inoue, Makoto; Issaoun, Sara; James, David J.; Jannuzi, Buell T.; Janssen, Michael; Jeter, Britton; Jiang, Wu; Jimenez-Rosales, Alejandra; Johnson, Michael D.; Jorstad, Svetlana; Joshi, Abhishek, V.; Jung, Taehyun; Karami, Mansour; Karuppusamy, Ramesh; Kawashima, Tomohisa; Keating, Garrett K.; Kettenis, Mark; Kim, Dong-Jin; Kim, Jae-Young; Kim, Jongsoo; Kim, Junhan; Kino, Motoki; Koay, Jun Yi; Kocherlakota, Prashant; Kofuji, Yutaro; Koch, Patrick M.; Koyama, Shoko; Kramer, Carsten; Kramer, Joana A.; Kramer, Michael; Krichbaum, Thomas P.; Kuo, Cheng-Yu; La Bella, Noemi; Lauer, Tod R.; Lee, Daeyoung; Lee, Sang-Sung; Leung, Po Kin; Levis, Aviad; Li (李志远), Zhiyuan; Lico, Rocco; Lindahl, Greg; Lindqvist, Michael; Lisakov, Mikhail; Liu, Jun; Liu, Kuo; Liuzzo, Elisabetta; Lo, Wen-Ping; Lobanov, Andrei P.; Loinard, Laurent; Lonsdale, Colin J.; Lowitz, Amy E.; Lu, Ru-Sen; MacDonald, Nicholas R.; Mao, Jirong; Marchili, Nicola; Markoff, Sera; Marrone, Daniel P.; Marscher, Alan P.; Marti-Vidal, Ivan; Matsushita, Satoki; Matthews, Lynn D.; Medeiros, Lia; Menten, Karl M.; Michalik, Daniel; Mizuno, Izumi; Mizuno, Yosuke; Moran, James M.; Moriyama, Kotaro; Moscibrodzka, Monika; Mulaudzi, Wanga; Muller, Cornelia; Muller, Hendrik; Mus, Alejandro; Musoke, Gibwa; Myserlis, Ioannis; Nadolski, Andrew; Nagai, Hiroshi; Nagar, Neil M.; Nakamura, Masanori; Narayanan, Gopal; Natarajan, Iniyan; Nathanail, Antonios; Fuentes, Santiago Navarro; Neilsen, Joey; Neri, Roberto; Ni, Chunchong; Noutsos, Aristeidis; Nowak, Michael A.; Oh, Junghwan; Okino, Hiroki; Olivares, Hector; Ortiz-Leon, Gisela N.; Oyama, Tomoaki; Ozel, Feryal; Palumbo, Daniel C. M.; Paraschos, Georgios Filippos; Park, Jongho; Parsons, Harriet; Patel, Nimesh; Pen, Ue-Li; Pesce, Dominic W.; Pietu, Vincent; Plambeck, Richard; PopStefanija, Aleksandar; Porth, Oliver; Pötzl, Felix M.; Prather, Ben; Preciado-Lopez, Jorge A.; Psaltis, Dimitrios; Pu, Hung-Yi; Ramakrishnan, Venkatessh; Rao, Ramprasad; Rawlings, Mark G.; Raymond, Alexander W.; Rezzolla, Luciano; Ricarte, Angelo; Ripperda, Bart; Roelofs, Freek; Rogers, Alan; Romero-Cañizales, Cristina; Ros, Eduardo; Roshanineshat, Arash; Rottmann, Helge; Roy, Alan L.; Ruiz, Ignacio; Ruszczyk, Chet; Rygl, Kazi L. J.; Sanchez, Salvador; Sanchez-Arguelles, David; Sanchez-Portal, Miguel; Sasada, Mahito; Satapathy, Kaushik; Savolainen, Tuomas; Schloerb, F. Peter; Schonfeld, Jonathan; Schuster, Karl-Friedrich; Shao, Lijing; Shen, Zhiqiang; Small, Des; Sohn, Bong Won; SooHoo, Jason; Sosapanta Salas, León David; Souccar, Kamal; Stanway, Joshua S.; Sun, He; Tazaki, Fumie; Tetarenko, Alexandra J.; Tiede, Paul; Tilanus, Remo P. J.; Titus, Michael; Torne, Pablo; Toscano, Teresa; Traianou, Efthalia; Trent, Tyler; Trippe, Sascha; Turk, Matthew; Van Bemmel, Ilse; van Langevelde, Huib Jan; Van Rossum, Daniel R.; Vos, Jesse; Wagner, Jan; Ward-Thompson, Derek; Wardle, John; Washington, Jasmin E.; Weintroub, Jonathan; Wharton, Robert; Wielgus, Maciek; Wiik, Kaj; Witzel, Gunther; Wondrak, Michael F.; Wong, George N.; Wu, Qingwen; Yadlapalli, Nitika; Yamaguchi, Paul; Yfantis, Aristomenis; Yoon, Doosoo; Young, Andre; Young, Ken; Younsi, Ziri; Yu, Wei; Yuan, Feng; Yuan, Ye-Fei; Zensus, J. Anton; Zhang, Shuo; Zhao, Guang-Yao; Zhao, Shan-Shan (American Astronomical Society, 2024)
    The Event Horizon Telescope observed the horizon-scale synchrotron emission region around the Galactic center supermassive black hole, Sagittarius A* (Sgr A* ), in 2017. These observations revealed a bright, thick ...