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Eliminating malaria from the margins of transmission in Southern Africa through the Elimination 8 Initiative 通过消除疟疾行动在南部非洲消除疟疾的传播边缘
Q2 Agricultural and Biological Sciences Pub Date : 2021-05-04 DOI: 10.1080/0035919X.2021.1915410
J. Raman, P. Fakudze, C. Sikaala, J. Chimumbwa, D. Moonasar
Four southern Africa countries, namely, Botswana, Eswatini, Namibia and South Africa, were identified by the World Health Organization as having the potential to eliminate malaria in the near future. However, the extreme interconnectedness of southern African countries facilitates the constant movement of malaria parasites across country-borders, predominately from higher-burden “source” countries to lower-burden “sink” countries, reinforcing the notion that malaria elimination in any southern African country would not be possible without regional cooperation and collaboration. The Elimination 8 initiative (E8) was therefore, created by Health Ministers from eight countries (Angola, Botswana, Eswatini, Mozambique, Namibia, South Africa, Zambia and Zimbabwe) to coordinate the implementation of a regional malaria elimination strategy. The E8 supported the implementation of five cross-border malaria control initiatives and the deployment of malaria health units at strategic points along shared borders. These units have contributed to a 30% and 46% reduction in malaria incidence and mortality, respectively, in the E8 border regions. The Situation Room, a novel data sharing platform developed and supported by the E8, has allowed for the early detection of and prompt response to malaria outbreaks. This platform played a vital role in identifying resources gaps due to the COVID-19 pandemic. Despite advancing the elimination agenda, the E8 region faces challenges which include, significant increases in malaria in certain member states, limited domestic funding and health system bottlenecks. These must be urgently addressed if the gains made through the E8 are to be sustained and malaria elimination is to be achieved across southern Africa.
世界卫生组织认定博茨瓦纳、斯威士兰、纳米比亚和南非四个南部非洲国家有可能在不久的将来消灭疟疾。然而,南部非洲国家之间的极端相互联系促进了疟疾寄生虫不断跨越国界,主要是从负担较高的“来源”国家转移到负担较低的“汇点”国家,这强化了这样一种观念,即如果没有区域合作与协作,任何南部非洲的国家都不可能消灭疟疾。因此,来自八个国家(安哥拉、博茨瓦纳、斯威士兰、莫桑比克、纳米比亚、南非、赞比亚和津巴布韦)的卫生部长发起了消除8型疟疾倡议(E8),以协调区域消除疟疾战略的实施。E8支持实施五项跨境疟疾控制举措,并在共同边界的战略点部署疟疾卫生单位。这些单位使E8边境地区的疟疾发病率和死亡率分别降低了30%和46%。情况室是E8开发和支持的一个新型数据共享平台,可以早期发现疟疾疫情并及时做出反应。该平台在识别新冠肺炎大流行造成的资源缺口方面发挥了至关重要的作用。尽管推进了消除疟疾的议程,E8地区仍面临挑战,包括某些成员国疟疾的大幅增加、国内资金有限和卫生系统瓶颈。如果要维持通过E8取得的成果,并在整个南部非洲实现消除疟疾,就必须紧急解决这些问题。
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引用次数: 7
Obituary: Robert John (Bob) Scholes (28 October 1957–28 April 2021) 讣告:罗伯特·约翰(鲍勃)斯科尔斯(1957年10月28日- 2021年4月28日)
Q2 Agricultural and Biological Sciences Pub Date : 2021-05-04 DOI: 10.1080/0035919X.2021.1934285
B. V. van Wilgen
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引用次数: 0
Correction 修正
Q2 Agricultural and Biological Sciences Pub Date : 2021-05-04 DOI: 10.1080/0035919X.2021.1940574
Article title: Neuroscience and Literacy: An Integrative View Authors: Ellis, G. & Bloch, C. Journal: Transactions of the Royal Society of South Africa DOI: https://doi.org/ 10.1080/0035919X.2021.1912848 Changing the corresponding author for the paper from Ellis, G. to Bloch, C. The reason is that the paper has two very separate audiences: neuroscientists and educationists, the latter particularly in South Africa. We wish to encourage debate with the latter audience. Prof Bloch is the expert in the latter area, and it is appropriate that questions in this regard be directly referred to her. She authored all the sections of the paper that deal with that topic. George Ellis
文章标题:神经科学和读写能力:一个综合的观点作者:Ellis, G. & Bloch, C.期刊:南非皇家学会学报DOI: https://doi.org/ 10.1080/0035919X.2021.1912848将论文的通讯作者从Ellis, G.改为Bloch, C.原因是该论文有两个非常不同的受众:神经科学家和教育家,后者特别是在南非。我们希望鼓励与后一位听众进行辩论。布洛赫教授是后一个领域的专家,这方面的问题直接向她提出是恰当的。这篇论文中涉及那个主题的所有章节都是她写的。乔治·埃利斯
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引用次数: 0
The effect of larval cigarette exposure on the life history of the major malaria vector Anopheles arabiensis (Diptera: Culicidae) 幼虫吸烟对主要疟疾媒介阿拉伯按蚊生活史的影响(直翅目:蚊科)
Q2 Agricultural and Biological Sciences Pub Date : 2021-05-04 DOI: 10.1080/0035919X.2021.1887004
S. Oliver
Anopheles arabiensis typically breeds in clean, temporary bodies of water. This species, however, is adapting to breeding in polluted water. This has the effect of pollutants being non-insecticidal forms of selection pressure driving insecticide resistance. Cigarette butts are common plastic pollutants which are complex toxicants that would include nicotine pollutants. This is of concern as the neonicotinoid clothianidin is suggested as a potential vector control insecticide. As such, there is a risk that larval exposure to cigarette pollution could alter the efficacy of this insecticide. This study aimed to examine the effect of larval cigarette exposure on the life history of laboratory-reared An. arabiensis, as well as elucidate the role of nicotine in these effects. Two laboratory strains of An. arabiensis were used, the insecticide susceptible SENN and the resistant SENN-DDT strain. The effects of cigarette and nicotine exposure on key life history traits were assessed. SENN-DDT laid more eggs in cigarette-polluted water than SENN but developed significantly slower in polluted water. Larval cigarette selection increased adult longevity in SENN-DDT, but reduced longevity in SENN. Larval selection did not alter neonicotinoid tolerance in males of either strain, or female SENN. Nicotine selection increased tolerance to both neonicotinoids, but cigarette selection only increased clothianidin tolerance in SENN-DDT females. Insecticide resistant An. arabiensis therefore had an advantage in cigarette polluted environments. Selection for cigarette tolerance only increased neonicotinoid tolerance where insecticide resistance was already present. Therefore, larval cigarette exposure may only have a limited effect on neonicotinoid efficacy for malaria control.
阿拉伯按蚊通常在干净、临时的水体中繁殖。然而,这种物种正在适应在污染的水中繁殖。这具有污染物是非杀虫形式的选择压力驱动杀虫剂抗性的效果。烟蒂是常见的塑料污染物,是一种复杂的有毒物质,其中包括尼古丁污染物。这是令人担忧的,因为新烟碱类噻虫胺被认为是一种潜在的病媒控制杀虫剂。因此,幼虫暴露在香烟污染中可能会改变这种杀虫剂的功效。本研究旨在研究幼虫吸烟对实验室饲养的阿拉伯安生活史的影响,并阐明尼古丁在这些影响中的作用。使用了两个实验室菌株,即对杀虫剂敏感的SENN和对SENN-DDT具有抗性的菌株。评估了吸烟和尼古丁暴露对主要生活史特征的影响。与SENN相比,SENN-DDT在香烟污染水中产卵更多,但在污染水中发育明显较慢。幼虫香烟的选择增加了SENN-DDT的成年寿命,但降低了SENN的寿命。幼虫的选择并没有改变雄性菌株或雌性SENN对新烟碱类药物的耐受性。尼古丁的选择增加了对这两种新烟碱类药物的耐受性,但香烟的选择只增加了SENN-DDT雌性对噻虫胺的耐受性。因此,耐杀虫剂的阿拉伯安在香烟污染的环境中具有优势。对香烟耐受性的选择只会在已经存在杀虫剂耐药性的情况下增加新烟碱类药物的耐受性。因此,幼虫接触香烟可能对新烟碱类药物控制疟疾的效果影响有限。
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引用次数: 1
Prospects of using tourism industry to advance community livelihoods in Musina municipality, Limpopo, South Africa 利用旅游业促进南非林波波穆西纳市社区生计的前景
Q2 Agricultural and Biological Sciences Pub Date : 2021-05-04 DOI: 10.1080/0035919X.2021.1912847
A. Ramaano
Musina municipality is one of the driest municipality in the far North of Limpopo Province, South Africa. It is plainly constituted by poor livelihoods of rural communities, as extensively does most rural communities elsewhere. Nevertheless, the Municipality represents some of the most tourism-based areas in the Vhembe district of Limpopo. The matters of tourism, community livelihoods and sustainable development have been increasingly coming to the forefront. Nonetheless, numerous studies fail to properly assume the integral significances and the comprehensive roles of various forms of tourism in community development within many rural areas; such being a special contribution to the academic knowledge from this investigation. This study evaluates “prospects of using tourism industry to advance community livelihoods in Musina municipality, Limpopo South Africa”. In order to adequately comprehend the dynamics of tourism in Musina municipality, data were ultimately gathered through the use questionnaire surveys, interviews, focus group discussions, document reviews and field observations. Thus, Microsoft Excel, Spread sheet and Manual sorting of data contributed to both quantitative and qualitative data analyses. The study discovered that there are vast tourism potentials, attributed by poor tourism impacts and benefits on local community’s livelihoods improvement. The implications and contributory factors leading to the actual and potential tourism statuses in Musina municipality were essentially scrutinised. The study resolves that Musina municipality is well endowed with tourism potentials that require a proper tourism strategy to afford the benefits to the locals.
穆西纳市是南非林波波省北部最干旱的城市之一。它显然是由农村社区的贫困生计构成的,就像其他地方的大多数农村社区一样。然而,市政府代表了林波波Vhembe地区一些最具旅游基础的地区。旅游、社区生计和可持续发展等问题日益成为人们关注的焦点。然而,许多研究未能正确地承担各种形式的旅游在许多农村地区社区发展中的整体意义和综合作用;这是本研究对学术知识的特殊贡献。本研究评估了“利用旅游业促进南非林波波穆西纳市社区生计的前景”。为了充分了解穆西纳市旅游业的动态,最终通过使用问卷调查、访谈、焦点小组讨论、文件审查和实地观察收集了数据。因此,Microsoft Excel, spreadsheet和Manual sorting of data有助于定量和定性的数据分析。该研究发现,由于旅游影响不佳和对当地社区生计改善的好处,有巨大的旅游潜力。对导致穆西纳市实际和潜在旅游状况的影响和促成因素进行了基本审查。该研究表明,穆西纳市具有良好的旅游潜力,需要适当的旅游战略来为当地人提供利益。
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引用次数: 16
Progress, challenges and priorities for malaria elimination in South Africa 南非消除疟疾的进展、挑战和优先事项
Q2 Agricultural and Biological Sciences Pub Date : 2021-03-18 DOI: 10.1080/0035919X.2021.1890274
D. Moonasar, C. Davies, R. Balawanth, E. Misiani, M. Shandukani, J. Raman, Y. Pillay
Low incidence rates of malaria (<1/1000 population at risk) in South Africa led the World Health Organization to recommend that the country pursue malaria elimination (zero local cases). The first elimination strategy published in 2012, targeted elimination by 2018. Unfortunately, this goal was not realised. This paper explores the challenges faced and lessons learnt during the implementation of the country’s first elimination strategy and makes recommendations for accelerating towards malaria elimination using the revised elimination strategy (2019–2023). Secondary descriptive data analysis was used to gauge progress and identify challenges and lessons learnt. Data were sourced from the WHO malaria end term programme review reports (2012–2018), a WHO malaria elimination certification checklist report and the National Malaria DHIS2 malaria elimination database. Malaria cases in South Africa increased from 5255 in 2012 to 15,554 in 2018, with an outbreak in 2017 where 28,264 cases were reported. Local transmission occurred in 11 of the 52 districts but with varying transmission intensities. Sub-optimal coverage of essential vector control and surveillance interventions were noted in KwaZulu-Natal, Limpopo and Mpumalanga provinces. Case notification within 24 h, and accurate case classification remain challenges. The National Malaria Control Programme mobilised additional financial resources from government to address the challenges identified – particularly, in terms of vector control intervention coverage, surveillance activities (parasitological and entomological) and employment of an appropriately skilled workforce. Districts with close to zero local cases will be supported for sub-national malaria elimination. This phased approached will advance elimination of malaria in South Africa.
南非疟疾发病率低(风险人口的1/1000以下),因此世界卫生组织建议该国努力消除疟疾(当地零病例)。2012年发布的第一份消除战略,目标是到2018年消除。不幸的是,这个目标没有实现。本文探讨了在实施该国首个消除疟疾战略期间面临的挑战和吸取的经验教训,并就利用修订后的消除疟疾战略(2019-2023年)加快消除疟疾提出了建议。二级描述性数据分析用于衡量进展并确定挑战和吸取的教训。数据来自世卫组织疟疾期末规划审查报告(2012-2018年)、世卫组织消除疟疾认证清单报告和国家疟疾DHIS2消除疟疾数据库。南非的疟疾病例从2012年的5255例增加到2018年的15554例,2017年爆发了疫情,报告了28264例病例。52个区中有11个发生了本地传播,但传播强度各不相同。夸祖鲁-纳塔尔省、林波波省和姆普马兰加省的基本病媒控制和监测干预措施覆盖率达不到最佳水平。24小时内通报病例和准确的病例分类仍然是挑战。国家疟疾控制规划从政府调动了额外的财政资源,以应对所确定的挑战,特别是在病媒控制干预覆盖、监测活动(寄生虫学和昆虫学)和雇用适当技能的劳动力方面。将支持地方病例接近于零的地区消除国家以下级别的疟疾。这种分阶段的做法将促进南非消除疟疾。
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引用次数: 5
On the invariance and conservation laws of differential equations 微分方程的不变性和守恒定律
Q2 Agricultural and Biological Sciences Pub Date : 2021-01-02 DOI: 10.1080/0035919X.2020.1850541
A. Kara
In this paper, we put together a number of results dealing with the interplay between symmetries and conservation laws of partial differential equations (pdes) and extensions to pdes involving perturbations. The results will emphasise the independence on an ‘exact’ Lagrangian for the pdes so that the celebrated result of Noether is, in some senses, extended to non-variational systems. A number of examples are presented.
在本文中,我们把一些结果放在一起处理对称性和守恒律之间的相互作用的偏微分方程(偏微分方程)和扩展到偏微分方程涉及扰动。这些结果将强调pdes在“精确”拉格朗日量上的独立性,这样诺特的著名结果在某种意义上就可以推广到非变分系统。文中列举了一些例子。
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引用次数: 3
Politics of fossils and the Royal Society: two letters from Robert Broom to Alexander du Toit (1941–1942) 化石政治与皇家学会:罗伯特·布鲁姆写给亚历山大·杜·托伊特的两封信(1941-1942)
Q2 Agricultural and Biological Sciences Pub Date : 2021-01-02 DOI: 10.1080/0035919X.2020.1856214
S. Master
Robert Broom, FRS (1866–1951) was the most internationally prominent South African palaeontologist in the early twentieth century. He wrote to the most famous South African geologist of that time, Alexander Logie du Toit (1878–1948), in 1941, after du Toit had retired to live in Cape Town. Broom speculated to du Toit about his chances of being nominated as Fellow of the Royal Society of London, and gave an account of his own experiences before being made an FRS in 1920, citing the opposition of Arthur Smith Woodward. He provided the reasons for his controversial sale of Karoo vertebrate fossils to the American Museum of Natural History in 1913 (rather than to the South African or British museums, as had been expected). In his second letter of 1942, Broom asked du Toit about the exact type locality of the important mammal-like reptile (therapsid) Tritylodon. He encouraged du Toit to seek the support of Arthur Rogers, FRS, in his fellowship bid for the Royal Society.
罗伯特·布鲁姆,FRS(1866-1951)是二十世纪初国际上最著名的南非古生物学家。1941年,杜托伊特退休后住在开普敦,他写信给当时最著名的南非地质学家亚历山大·罗吉·杜托伊特(1878-1948)。布鲁姆向杜托伊特推测了他被提名为伦敦皇家学会会员的机会,并以亚瑟·史密斯·伍德沃德的反对为由,讲述了他在1920年被任命为FRS之前的经历。1913年,他将卡鲁脊椎动物化石出售给了美国自然历史博物馆(而不是像预期的那样出售给南非或英国博物馆),这是他备受争议的原因。在1942年的第二封信中,布鲁姆向杜托伊特询问了重要的哺乳类爬行动物Tritylodon的确切类型和位置。他鼓励杜托伊特在申请皇家学会奖学金时寻求FRS的阿瑟·罗杰斯的支持。
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引用次数: 2
Challenges of effective management of medical waste in low-resource settings: perception of healthcare workers in Vhembe district healthcare facilities, South Africa 在低资源环境中有效管理医疗废物的挑战:南非Vhembe区医疗机构医护人员的看法
Q2 Agricultural and Biological Sciences Pub Date : 2021-01-02 DOI: 10.1080/0035919X.2021.1900949
F. C. Olaniyi, J. Ogola, T. Tshitangano
Many developing countries face various challenges in managing medical waste properly, and most of these challenges lie within the healthcare facilities. This study was conducted to investigate the challenges of effective management of medical waste in Vhembe District from the perspective of healthcare workers. The convergent parallel approach of mixed-method design was adopted. In-depth interviews were conducted with managers, infection prevention and control coordinators and environmental health practitioners of 15 public healthcare facilities in the district to gain insight into the challenges they identify in their respective healthcare facilities. A self-administered questionnaire was employed to obtain data from medical waste generators and handlers. Qualitative data were thematically analysed, and the Statistical Package for the Social Sciences version 25 was used to analyse the quantitative data. The challenges identified by healthcare workers include poor understanding of medical waste management guidelines and poor compliance; lack of regular training; poor attitudes of medical waste generators; insufficiency of waste management equipment and sub-standard central storage rooms. Most of the challenges were found to be linked to inadequate training of healthcare workers. For effective management of medical waste, efforts should be intensified towards adequate training of healthcare workers and provision of necessary equipment.
许多发展中国家在妥善管理医疗废物方面面临各种挑战,其中大多数挑战存在于卫生保健设施内部。本研究旨在从医护人员的角度调查Vhembe区有效管理医疗废物所面临的挑战。采用混合方法设计的收敛并行方法。对该地区15家公共医疗机构的管理人员、感染预防和控制协调员以及环境卫生从业人员进行了深入访谈,以了解他们在各自医疗机构中发现的挑战。采用一份自我填写的问卷,从医疗废物产生者和处理者那里获取数据。定性数据按主题进行分析,社会科学统计软件包第25版用于分析定量数据。卫生保健工作者指出的挑战包括对医疗废物管理准则理解不足和遵守不力;缺乏定期培训;医疗废物产生者态度差;废物管理设备不足,中央储藏室不合标准。发现大多数挑战与保健工作者培训不足有关。为了有效管理医疗废物,应加紧努力,对保健工作者进行充分培训,并提供必要的设备。
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引用次数: 5
Bats of Central and Southern Africa: a biogeographic and taxonomic synthesis 非洲中部和南部的蝙蝠:生物地理学和分类学的综合
Q2 Agricultural and Biological Sciences Pub Date : 2021-01-02 DOI: 10.1080/0035919X.2021.1887005
M. Moir
By reading, you can know the knowledge and things more, not only about what you get from people to people. Book will be more trusted. As this bats of central and southern africa a biogeographic and taxonomic synthesis, it will really give you the good idea to be successful. It is not only for you to be success in certain life you can be successful in everything. The success can be started by knowing the basic knowledge and do actions.
通过阅读,你可以更多地了解知识和事物,而不仅仅是从人与人之间得到什么。书会更受信任。由于这种来自非洲中部和南部的蝙蝠是一种生物地理学和分类学的综合,它真的会给你成功的好主意。这不仅仅是为了你在某些生活中取得成功,你可以在任何事情上都取得成功。成功可以从了解基本知识和采取行动开始。
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引用次数: 7
期刊
Transactions of The Royal Society of South Africa
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