Search
Search results for
We found
51 results for you
-
Spatial variation of soil and plant properties and its effects on the statistical design of a field experiment
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A. Venter --- , South Africa M.F. Smith --- , South Africa D.J. Beukes --- , South Africa A.S. Claassens --- Department of Plant Production and Soil Science, South Africa M. Van Meirvenne --- Dept. Soil Management and Soil Care, BelgiumThe standard procedure in field experimentation is to use a randomized complete block (RCB) design, striving for the most homogeneous conditions as possible among plots in the same block. However, geostatistical concepts dictate that a spatial dependence exists for observations... -
Beacons in the limnological landscape
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: BR AllansonAn overview is given of a number of major developments in the limnology of South Africa, Zimbabwe and Namibia. None was possible without the involvement of enthusiastic investigators who, over some 70 years, stimulated the growth of freshwater research in... -
Potential of Phytophthora pinifolia to spread via sawn green lumber: a preliminary investigation
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: R Ahumada --- , Chile A Rotella --- , Chile B Slippers --- Department of Genetics, Forestry and Agricultural Biotechnology Institute, South Africa MJ Wingfield --- Department of Microbiology and Plant Pathology, Forestry and Agricultural Biotechnology Institute, South AfricaPhytophthora pinifolia causes the needle and shoot disease of Pinus radiata in Chile known as Daño Foliar del Pino. Although P. pinifolia is primarily a needle pathogen, there are concerns that it might be spread to new environments via the... -
Attenuation of the haemodynamic response to placement of the Mayfield skull pin head holder: alfentanil versus scalp block
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: FJ Smith --- Department of Anaesthesiology, Faculty of Medicine, South Africa CJ van der Merwe --- Department of Anaesthesiology, Faculty of Medicine, South Africa PJ Becker --- Unit for Biostatistics, South AfricaIntroduction: Application of the Mayfield clamp causes a significant haemodynamic response. Different methods have been used to attenuate this response. We compared two of these methods, namely alfentanil bolus (Group A) and nerve block of the scalp (Group B). METHOD:... -
Cervical plexus block for thyroidectomy
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: IK Kolawole --- Department of Anaesthesia, Nigeria GA Rahman --- Department of Surgery, NigeriaObjective: Thyroidectomy is traditionally performed under general anaesthesia with endotracheal intubation. However, cervical plexus block has also been found useful for this operation in some parts of the world. This particular anaesthetic option has never been reported in our environment... -
Rabies vaccine and neuraxial anaesthesia
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: V Rewari --- Department of Anaesthesiology and Intensive Care, India R Garg --- Department of Anaesthesiology and Intensive Care, India A Trikha --- Department of Anaesthesiology and Intensive Care, IndiaThis case report of neuraxial anaesthesia for emergency orthopaedic surgery serves to highlight the dilemma faced by anaesthetists when surgical intervention becomes necessary in a patient on anti-rabies vaccine. The two issues of importance are the possible reduction in the... -
The efficacy of ultrasound-guided oblique subcostal transversus abdominis plane block in patients undergoing open cholecystectomy
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: CK Chen --- Department of Anaesthesiology and Intensive Care, Malaysia VE Phui --- Department of Anaesthesiology and Intensive Care, MalaysiaBackground: Ultrasound-guided oblique subcostal transversus abdominis plane (TAP) blockade has been described recently as providing a wider analgesic blockade than the posterior approach, with the possibility of being suitable for surgery both superior and inferior to the umbilicus. The objective... -
Case study: Managing a case of ankylosing spondylitis for inguinal hernia repair
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: G Ramanathan --- Department of Anaesthesiology, GG Jayakar --- Department of Anaesthesiology, A Kuppuswamy --- Department of Anaesthesiology, B Ramamurthy --- Department of Anaesthesiology, S Patil --- Department of Anaesthesiology,A 55-year-old man diagnosed with ankylosing spondylitis presented for inguinal hernia repair. The patient was found to have limited neck movement, thoracic kyphosis and restrictive lung disease. Surgery was performed under hernia block, which was inadequate. General anaesthesia was then... -
The management of postoperative pain in children with caudal blocks
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: A Hasani --- Department of Anesthesiology and Reanimation, Republic of Kosovo M Soljakova --- Department of Anesthesiology and Reanimation, Republic of Macedonia S Ustalar-Ozgen --- Department of Anesthesiology and Reanimation, TurkeyBackground: The aim of this study was to evaluate the pre-emptive analgesic effect and duration of postoperative analgesia after caudal blocks in children. -
Perioperative care of a child with tetanus
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: B Schloss --- Department of Anesthesiology, G Cambier --- Department of Anesthesiology, JD Tobias --- Department of Anesthesiology,Tetanus is caused by tetanospasmin, a toxin that is produced by the anaerobic bacterium, Clostridium tetani. Despite widespread vaccination, which limits its incidence in many parts of the world, tetanus may still occur owing to lack of immunisation related to... -
Transient aphasia following spinal anaesthesia in an orthopaedic patient
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: B Tripat --- Department of Anaesthesia and Critical Care, India G Ruchi --- Department of Anaesthesia and Critical Care, India T Sonika --- Department of Anaesthesia and Critical Care, IndiaA 50-year-old male [American Society of Anesthesiologists (ASA) grade II] was scheduled for lower limb orthopaedic surgery. The subarachnoid space was localised with difficulty at L3/4 interspace and 3 ml of hyperbaric bupivacaine was given. Within a few minutes, the... -
Regional infraclavicular blocks via the coracoid approach for below-elbow surgery: a comparison between ultrasound guidance with, or without, nerve stimulation
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: FMT Azmin --- Department of Anaesthesiology and Intensive Care, Malaysia YC Choy --- Department of Anaesthesiology and Intensive Care, MalaysiaThis randomised, observer-blinded study compared brachial plexus infraclavicular block under ultrasound guidance with, or without, nerve stimulation, for patients undergoing below-elbow surgery. -
Regional anaesthesia in children: an update
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: AT Bosenberg --- Department Anesthesiology and Pain Management, Faculty Health Sciences, USARegional anaesthesia for children continues to grow in popularity. The potential benefits of regional anaesthesia over more conventional methods are well recognised, but the level of evidence is small since there are few well designed randomised controlled studies on infants... -
Paravertebral block as a sole technique for the anaesthetic management of a patient with myalgic encephalomyelitis undergoing breast cancer surgery
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Kinsley Enohumah --- Department of Anaesthesia, Intensive Care and Pain Medicine, Ireland S. Raza Mehdi --- Department of Anaesthesia, Intensive Care and Pain Medicine, Ireland Alan J. McShane --- Department of Anaesthesia, Intensive Care and Pain Medicine, Ireland Crina L. Burlacu --- Department of Anaesthesia, Intensive Care and Pain Medicine, IrelandMyalgic encephalomyelitis (ME) is a multifaceted organic disease which, owing to its non-specific multiple symptoms that include incapacitating fatigue, deeply affects the quality of life of diseased patients. It carries a perceived risk of an adverse reaction to drugs, including... -
Beta blockers and their combinations in the management of hypertension
Item type: Journal Article • Journal: South African Family Practice • Authors: JA Ker --- Department of Internal Medicine Faculty of Health Sciences, -
A review of polymeric biomaterials research for tissue engineering and drug delivery applications at the Centre for Biomedical and Biomaterials Research, Mauritius
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Archana Bhaw-Luximon --- Centre of Excellence for Biomedical and Biomaterials Research, Mauritius Roubeena Jeetah --- Centre of Excellence for Biomedical and Biomaterials Research, Mauritius Nowsheen Goonoo --- Centre of Excellence for Biomedical and Biomaterials Research, Mauritius Anisha Veeren --- Centre of Excellence for Biomedical and Biomaterials Research, Mauritius Yeshma Jugdawa --- Centre of Excellence for Biomedical and Biomaterials Research, Mauritius Dhanjay Jhurry --- Centre of Excellence for Biomedical and Biomaterials Research, MauritiusThe purpose of this review article is to showcase research in the area of polymeric nanobiomaterials and nanocarriers for drug delivery, especially on the economically fast-growing African continent where research in the field of advanced polymers and nanomedicine can play... -
The use of ultrasonography in the perioperative management of penetrating chest trauma with indwelling blade
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: S Kudsk-Iversen --- Stanger Hospital, South Africa R Matos-Puig --- Stanger Hospital, South AfricaWe report on the anaesthetic and postoperative analgesic management of a patient presenting with a single penetrating thoracic injury, with radiological confirmation of a foreign object still present in the thorax. The patient underwent an emergency right posterolateral thoracotomy. We... -
Unexpected sneezing after a peribulbar injection in a patient for elective cataract surgery
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Teena Bansal --- University of Health Sciences, India Rajmala Jaiswal --- University of Health Sciences, India Sarla Hooda --- University of Health Sciences, IndiaSneezing or the sternutatory reflex, inborn in most animals, is a primitive neuromuscular physiological response to irritation. Sometimes, unusual sneezing occurs during and immediately after a peribulbar block, which is generally performed with a local anaesthetic in awake patients. We... -
Clinical anatomy of the superior cluneal nerve in relation to easily identifiable bony landmarks
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: L Loubser --- Department of Anatomy, South Africa RP Raath --- Jakaranda Pain Clinic, South Africa AN Van Schoor --- Department of Anatomy, South AfricaBackground: Lower back pain (LBP) remains a common ailment among adult populations and a superior cluneal nerve (SCN) entrapment accounts for 10% of reported LBP cases. The diagnostic criteria for SCN entrapment include anaesthesia of the area supplied by the... -
Coeliac plexus neurolysis for upper abdominal malignancies using an anterior approach: review of the literature
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Anju Ghai --- Department of Anaesthesiology, Pain and Intensive Care, India Hamesh Kumar --- Department of Anaesthesiology, Pain and Intensive Care, India Sarthak Wadhera --- MBBS student,Background: Coeliac plexus neurolysis (CPN) helps to diminish pain arising from malignancy of upper abdominal viscera. Imaging modalities have increased the success rates by enhancing technical accuracy including fluoroscopy, computed tomography and ultrasound. Advancement in the imaging modalities used has... -
Ultrasound-guided supraclavicular brachial plexus anaesthesia improves arteriovenous fistula flow characteristics in end-stage renal disease patients
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Shyam Meena --- Department of Anaesthesia, India Virendra Arya --- Department of Anaesthesia, India Indu Sen --- Department of Anaesthesia, India Mukut Minz --- Department of Anaesthesia, India Mahesh Prakash --- Department of Anaesthesia, IndiaBackground: Surgical construction of an arteriovenous fistula is preferred for end-stage renal failure patients requiring long-term haemodialysis. -
Population status of black and white colobus monkeys (Colobus guereza) in Kakamega Forest, Kenya: are they really on the decline?
Item type: Journal Article • Journal: African Zoology • Authors: Peter J. Fashing --- Department of Ecology, Evolution, and Environmental Biology, U.S.AEastern black and white colobus monkeys, or guerezas (Colobus guereza), are among the few primate species that have traditionally been regarded as not being adversely affected by habitat degradation. This view was recently challenged by von Hippel et al. (2000)... -
Ultrasound-guided neural blockade in Proteus syndrome
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Aidan C Kingwill --- Faculty of Health Sciences, Department of Anaesthesia, School of Medicine, South Africa Gillian Lamacraft --- Faculty of Health Sciences, Department of Anaesthesia, School of Medicine, South AfricaSummary: Proteus syndrome is a rare genetic disorder first described in 1979 and named after Proteus, a Greek demigod who was capable of changing his form to avoid capture. The incidence is < 1:1 000 000, but can be expected to be... -
The United Kingdom National Audit Projects: a narrative review
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: G Thomas --- Royal United Hospital Bath NHS Foundation Trust, UK TM Cook --- Royal United Hospital Bath NHS Foundation Trust, UKThe Royal College of Anaesthetists’ National Audit Project (NAP) programme has been running in its current form since 2006. Since NAP3 was commissioned the NAPs have examined rare but important complications of anaesthesia and related sub-specialties. The topics covered include... -
Efficacy of premixed versus sequential administration of dexmedetomidine as an adjuvant to intrathecal hyperbaric bupivacaine in lower limb surgery
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Gunjan Chaudhry --- Department of Anaesthesiology, India Deepak Singla --- Department of Anaesthesiology, India Jagdish Dureja --- Department of Anaesthesiology, India Pranav Bansal --- Department of Anaesthesiology, India Kirti Ahuja --- Department of Anaesthesiology, IndiaObjective: To evaluate the efficacy of intrathecal hyperbaric bupivacaine premixed with dexmeditomidine compared with sequential administration in separate syringes on block characteristics, haemodynamic parameters, side effect profile and postoperative analgesic requirement. -
Postoperative neuromuscular function following non-depolarising muscle blockade in patients at Inkosi Albert Luthuli Central Hospital, Durban
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: JRR Invernizzi --- Discipline of Anaesthesiology & Critical Care, South Africa PD Gopalan --- Discipline of Anaesthesiology & Critical Care, South AfricaBackground: Residual neuro-muscular blockade after the end of general anaesthesia may occur when non-depolarising muscle relaxant (NDMR) drugs are used. Train-of-four (TOF) stimulation is used to quantify the degree of residual paralysis, with a TOF ratio of less than 0.9... -
Double trouble: hoarseness and Horner’s after supraclavicular brachial plexus block
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Rohini Mayur Balaji --- Kauvery Hospital, India Khaja Mohideen Sherfudeen --- Kauvery Hospital, India Senthil Kumar --- Kauvery Hospital, IndiaSupraclavicular brachial plexus block is a popular procedure for surgeries of the upper limb. Although separate instances of Horner’s syndrome and recurrent laryngeal nerve palsies have been previously reported with this approach and one combined incidence has been reported following... -
Factors associated with failed spinal anaesthesia for Caesarean sections in Mthatha general hospital, Eastern Cape, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: Adeyinka Abiodun Alabi --- Department of Family Medicine, South Africa Oladele Vincent Adeniyi --- Department of Family Medicine, South Africa Olukayode Ademola Adeleke --- Department of Family Medicine, South Africa Pamela Pillay --- School of Laboratory Medicine & Medical Sciences, Department of Anatomy, South Africa Mohamed Rashid Haffajee --- School of Laboratory Medicine & Medical Sciences, Department of Clinical Anatomy, South AfricaBackground: The use of spinal anaesthesia has increased in the last three decades, given that it is the recommended anaesthetic of choice for better foetal and maternal outcomes in Caesarean section. Failed spinal anaesthesia (FSA) exposes patients to unfavourable experience... -
Transversus abdominis plane block after Caesarean section in an area with limited resources
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Desale Tewelde Kahsay --- Department of Anesthesia and Critical Care, Eritrea Waltraud Elsholz --- Department of Anesthesia and Critical Care, Eritrea Habteselassie Zerezghi Bahta --- Department of Obstetrics and Gynecology, EritreaBackground: The primary objective of this study was to assess whether transversus abdominis plane (TAP) block is effective as part of multimodal pain management following Caesarean section in an area with limited resources. The study also looked at the advantage... -
Bilateral greater occipital nerve block for headache after corrective spinal surgery: a case report
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Edmundo Pereira de Souza Neto --- Département d’anesthésie, France José Luis Martinez --- Département d’anesthésie, Canada Kathryn Dekoven --- Département d’anesthésie, Canada Francoise Yung --- Département d’anesthésie, Canada Sandra Lesage --- Département d’anesthésie, CanadaBackground: Post-dural puncture headache is a common complication for patients with dural puncture and if untreated can result in complications such as subdural hematoma and seizures. -
Novel technique for reversing phrenic nerve paresis secondary to interscalene brachial plexus block
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Ian O Fleming --- Department of Anaesthesia and Pain Medicine, Australia Krishna Boddu --- Department of Anaesthesia and Pain Medicine, AustraliaInterscalene brachial plexus block is the reference analgesic technique for shoulder surgery. Phrenic nerve palsy with hemidiaphragmatic paresis is an established complication that results in symptomatic dyspnoea in a small number of subjects, and is poorly tolerated. Established management is... -
Effect of peribulbar block on emergence agitation in children undergoing strabismus surgery under desflurane anaesthesia
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Jeetinder Kaur Makkar --- Department of Anaesthesia and Intensive Care, India Aswini Kuberan --- Department of Anaesthesia and Intensive Care, India Preet Mohinder Singh --- Department of Anaesthesia and Intensive Care, India Arun Magadi Gopinath --- Department of Anaesthesia and Intensive Care, India Kajal Jain --- Department of Anaesthesia and Intensive Care, India Jaspreet Singh --- Department of Ophthalmology, India Narinder Pal Singh --- Department of Anaesthesia and Intensive Care, IndiaBackground: Strabismus surgery in children may be associated with a high incidence of emergence agitation that may be related to pain and visual disturbances. The objective was to evaluate the effect of peribulbar block on the incidence of emergence agitation... -
The effect of crushed plastics waste on the structural properties of sandcrete blocks
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: J. O. Akinyele --- Department of Civil Engineering, Nigeria I. O. Toriola --- Department of Civil Engineering, NigeriaThe need for proper disposal of plastic waste has prompted researchers to consider the best way of recycling this non-biodegradable material. This research has looked into the production of sandcrete blocks, using shredded waste plastic in replacing fine aggregate at... -
Dosage of sugammadex according to the calculated lean body mass in obese female patients: time to reverse moderate neuromuscular blockade induced by rocuronium
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Cheik Tidiane Hafid Wind-Pouiré Bougouma --- Department of Anaesthesiology and Intensive Care, Burkina Faso Jean-Luc RJ Demeere --- Department of Anaesthesiology, BelgiumBackground: Sugammadex is a selective relaxant binding agent for antagonism of prolonged rocuronium-induced neuromuscular blockade. The recommended dose is 2 mg/kg. Based on the pharmacological characteristics of sugammadex in obese patients, the calculated lean body mass (CLBM) should be used to... -
Blockchain and catching-up in developing countries: The case of financial inclusion in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Roberto Mavilia --- ICRIOS – Invernizzi Center for Research on Innovation, Organization, Strategy and Entrepreneurship – Bocconi University, Italy Roberta Pisani --- MEDAlics – Research Center for Mediterranean Relations, ItalyBlockchain technology, born as a tool to support Bitcoins (the most popular and controversial cryptocurrency in the world) has set itself in a very short time as a disruptive technology able not only to revolutionize existing businesses but also to... -
A comparison of experimental designs for cultivar evaluations
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Hae Saul --- , South Africa M Booyse --- , South Africa PA Swanepoel --- , South AfricaSpatial heterogeneity and the lack of clear or significant treatment responses in agricultural field experiments complicates recommending the most suitable cultivar(s) to producers for a specific area. Increased attention should be given to the experimental design of cultivar trials, as... -
Blockchain for agricultural sector: The case of South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Roberto Mavilia --- , Italy Roberta Pisani --- , ItalyNew technologies are playing a fundamental role in the postmodern era of globalization where interpersonal interactions at the international level and the exchange of goods, services, information and capital are the basis of all activities. The agriculture sector is constantly... -
A roadmap for present focus and future trends of blockchain technology in the built environment
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Opeoluwa Akinradewo --- University of Johannesburg, South Africa Clinton Aigbavboa --- University of Johannesburg, South Africa Ayodeji Oke --- University of Johannesburg, South Africa David Edwards --- University of Johannesburg, South AfricaBlockchain technology has gained attention across the globe within the last 10 years and has taken centre stage in the financial technology sector. Even though innovation that applies to the construction industry is sometimes different from what is obtainable in... -
On the existence of block-transitive Steiner designs with k divides v
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Zheng Huang --- Hunan University of Science and Technology, P.R. China Weijun Liu --- Central South University, P.R. China Lihua Feng --- Central South University, P.R. ChinaIn this paper, we prove that there is no block-transitive 4-(v, k, 1) designs and 6-(v, k, 1) designs with k divides v. -
Factors that impact the implementation of blockchain in logistics in the United Arab Emirates
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mohamad Bleik --- Independent researcher, SwitzerlandThis study investigates the factors influencing the implementation of blockchain in logistics in the United Arab Emirates (UAE), including security, privacy, end-user benefits, quality control, technology infrastructure, and lack of general awareness. A mixed-methods approach was used, with data collected... -
Blockchain technology-driven supply chain financing for Ghana’s SMEs: An evaluation of the dilemmas to adoption using a picture fuzzy preference selection index technique
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Elijah Asante Boakye --- University of Electronic Science and Technology of China, People’s Republic of China Hongjiang Zhao --- University of Electronic Science and Technology of China, People’s Republic of China Millicent Adu-Damoah --- University of Electronic Science and Technology of China, People’s Republic of ChinaSmall and medium-sized enterprises (SMEs) have been urged to embrace blockchain technology-driven supply chain financing (BcTSCF) by the Ghana Enterprises Agency (GEA) and the Association of Ghana Industries (AGI); however, a substantial number have not responded favourably. With the utilization... -
Analytical solutions of virus propagation model in blockchain networks
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Y. Chatibi --- Mohammed V University in Rabat, MoroccoThe main goal of this paper is to find analytical solutions of a system of nonlinear ordinary differential equations arising in the virus propagation in blockchain networks. The presented method reduces the problem to an Abel differential equation of the... -
Sustainable seafood: advances in traceability, assessment, monitoring and resource management
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: IG Gleadall --- , Japan A Barkai --- , South Africa Z Lajbner --- Okinawa Institute of Science and Technology Graduate University (OIST), Japan PB McIntyre --- Cornell University, United States H Moustahfid --- National Oceanic and Atmospheric Administration (NOAA), United States P Olsen --- Norwegian Food Research Institute (Nofima), Norway R Oyanedel --- Pontificia Universidad Católica, Chile Y Pang --- University of Washington, United States GJ Pierce --- Instituto de Investigacións Mariñas (IIM-CSIC), Spain L Quesada --- Loyola Marymount University, United States WHH Sauer --- Rhodes University, South Africa L Zifcakova --- Okinawa Institute of Science and Technology Graduate University (OIST), Japan MA Zoral --- Okinawa Institute of Science and Technology Graduate University (OIST), Japan DA Willette --- Loyola Marymount University, United StatesThis review presents a synopsis of advances in some techniques and technologies that support seafood traceability while addressing some of the complexities currently challenging the integration necessary to coordinate commercial, national and international efforts in achieving seafood sustainability. These advances... -
A systematic literature review of blockchain technology and accounting issues: Is it a hype or hope?
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Aisa Tri Agustini --- University of Jember, Indonesia Jogiyanto Hartono Mustakini --- University of Gadjah Mada, Indonesia -
A comprehensive review: State of art integrated technologies in IoHT applications
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Tabasum Guledgudd --- SECAB IET, India C. Noorullah Shariff --- SECAB IET, India Sayed Abulhasan Quadri --- SECAB IET, IndiaHealthcare delivery has advanced from in-person doctor visits to remote healthcare monitoring, disease prediction and surgical assistance systems. Digitization of healthcare data over the past decade has brought radical transformations to the healthcare domain. It has facilitated healthcare data to... -
Factors influencing the adoption and usage of blockchain in e-commerce: A systematic literature review
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mishir Roopnarain --- University of Witwatersrand, South Africa Samwel Dick Mwapwele --- University of Witwatersrand, South AfricaBusinesses using e-commerce are worried about their databases and client’s data security. Researchers have suggested businesses should adopt and use blockchain technology to address the security challenges in e-commerce. However, blockchain technology has flaws that inhibit acceptance, adoption, and usage... -
Blockchain scheme for decentralization in healthcare
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: B. S. Anupama --- Department of Computer Science and Engineering, Siddaganga Institute of Technology, Tumkur, Visvesvaraya Technological University, Belagavi-590018, Karnataka, India N. R. SunithaCentralization of many of healthcare data management systems in use today raises the risk of a single point of failure in case of natural disaster. Blockchain is decentralized technology that securely records and verifies transactions across multiple computers, making it... -
Diameter of orientations of graphs with given order and number of blocks
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: P. Dankelmann --- University of Johannesburg, South Africa M.J. Morgan --- School of Mathematics, Statistics and Computer Science, University of KwaZulu-Natal, South Africa E.J. Rivett-Carnac --- University of Johannesburg, South AfricaA strong orientation of a graph G is an assignment of a direction to each edge such that G is strongly connected. The oriented diameter of G is the smallest diameter among all strong orientations of G. A block of... -
Revitalizing tribal economic systems through indigenous entrepreneurship: Innovations and strategies
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Anjali Chandulal Lakum --- Parul Institute of Social Work, Parul University, IndiaAmid growing global interest in sustainable and inclusive development, indigenous entrepreneurship and grassroots innovations are increasingly recognized as powerful yet underexplored pathways for community resilience. This study investigates how such innovations contribute to the revitalization of tribal economic systems, with... -
Blockchain technology in healthcare within the global south: mapping the area and developing a research scenario
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Josue Kuika Watat --- University of Oslo, Norway Ebenezer Agbozo --- Ural Federal University, Russia Rania El-Gazzar --- University of Agder, NorwayAfrica’s healthcare systems face profound structural challenges, including fragmented infrastructure, systemic data vulnerabilities, and unreliable medical supply chains, necessitating innovative, context-specific solutions. Blockchain technology has emerged as a transformative tool in global healthcare, yet research remains disproportionately focused on high-income... -
Exploring staff adoption of blockchain technology in higher education: Insights from AHP analysis
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Preeti Bhaskar --- Department of Management and Marketing, College of Banking and Financial Studies, Oman Chandan Kumar Tiwari --- Department of Economics and Business Administration, University of Technology and Applied Sciences, Oman Mujeebudheen Khan --- University of Technology and Applied Sciences, Oman Ananth Anthonisamy --- Department of Economics and Business Administration, University of Technology and Applied Sciences, Oman Padma Losani Dayalan --- Department of Economics and Business Administration, University of Technology and Applied Sciences, OmanBlockchain technology has the potential to eradicate fraud, improve institutional legitimacy, and increase efficiency, security, and transparency. Despite its potential, the adoption of blockchain technology among staff in higher education institutions (HEIs) remains limited, particularly in emerging economies like Oman,...