Paraclinical Sciences: Recent submissions

Now showing items 321-340 of 1076

Flavonoids isolated from the South African weed Chromolaena odorata (Asteraceae) have pharmacological activity against uropathogens

Omokhua-Uyi, Aitebiremen Gift; Abdalla, Muna Ali; Leonard, Carmen M.; Aro, Abimbola Obemisola; Uyi, Osariyekemwen O.; Van Staden, Johannes; McGaw, Lyndy Joy (BioMed Central, 2020-07)

BACKGROUND: Urinary tract infections (UTIs) caused by opportunistic pathogens are among the leading health challenges globally. Most available treatment options are failing as a result of antibiotic resistance and ...
Occurrence and predictors of bacterial respiratory tract infections and antimicrobial resistance among Isolates from dogs presented with lower respiratory tract infections at a referral veterinary hospital in South Africa

Qekwana, Daniel Nenene; Naidoo, Vinny; Oguttu, James Wabwire; Odoi, Agricola (Frontiers Media, 2020-06-02)

BACKGROUND : Respiratory tract infections (RTIs) associated with Pasteurella multocida, Bordetella bronchiseptica, Streptococci, Staphylococci, and Pseudomonas species have been reported in dogs. The objective of this ...
Functional morphology of the ankle extensor muscle‐tendon units in the springhare Pedetes capensis shows convergent evolution with macropods for bipedal hopping locomotion

Veiga, Gabriela N.; Biewener, Andrew A.; Fuller, Andrea; Van de Ven, Tanja M.F.N.; McGowan, Craig P.; Panaino, Wendy; Snelling, Edward P. (Wiley, 2020-09)

This study assesses the functional morphology of the ankle extensor muscle‐tendon units of the springhare Pedetes capensis, an African bipedal hopping rodent, to test for convergent evolution with the Australian bipedal ...
Ethnoveterinary botanical medicine in South Africa : a review of research from the last decade (2009 to 2019)

McGaw, Lyndy Joy; Famuyide, Ibukun Michael; Khunoana, Edward Thato; Aremu, Adeyemi O. (Elsevier, 2020-07)

ETHNOPHARMACOLOGICAL RELEVANCE : Ethnoveterinary medicine (EVM) practices remain a common feature of South African animal husbandry, particularly in rural livestock healthcare. This review provides an update of research ...
Increased diurnal activity Is indicative of energy deficit in a nocturnal mammal, the Aardvark

Weyer, Nora Marie; Fuller, Andrea; Meyer, Leith Carl Rodney; Mitchell, Duncan; Picker, Mike; Rey, Benjamin; Hetem, Robyn Sheila (Frontiers Media, 2020-07-07)

Shifting activity to cooler times of day buffers animals from increased heat and aridity under climate change. Conversely, when resources are limited, some nocturnal species become more diurnal, reducing energetic costs ...
Antioxidant and anti-Inflammatory activities of Kigelia africana (Lam.) Benth

Nabatanzi, Alice; Nkadimeng, Sanah Malomile; Lall, Namrita; Kabasa, John D.; McGaw, Lyndy Joy (Hindawi Publishing, 2020-06)

Kigelia africana is used to manage inflammation among indigenous communities. We hypothesized that K. africana extracts contain phytoconstituents with good antioxidant and anti-inflammatory activities. The methanolic extract ...
Sensory characteristics and volatile compounds of herbal teas and mixtures of bush tea with other selected herbal teas of South Africa

Malongane, Florence; McGaw, Lyndy Joy; Debusho, Legesse Kassa; Mudau, Fhatuwani Nixwell (MDPI, 2020-04-14)

South Africa has a traditional heritage of using indigenous herbal teas, and the demand for herbal teas motivated by the functional health benefits has far exceeded global supply. This has led to worldwide interest in ...
Is EU regulation on the use of antioxidants in meat preparation and in meat products still cutting edge?

Cenci-Goga, Beniamino T.; Karama, Musafiri; Hadjichralambous, Chrystalleni; Sechi, Paola; Grispoldi, Luca (Springer, 2020-04)

The use of antioxidants in meat preparation and meat products is highly debated. Regulations define the use of antioxidants mostly in terms of the age-old subdivision between meat preparations and meat products. Best ...
Heterogeneity of epiphytic diatoms in shallow lakes : implications for lake monitoring

Riato, Luisa; Leira, Manel (Elsevier, 2020-04)

Current diatom assessments of shallow lakes typically use littoral epiphytic diatoms as bioindicators for eutrophication pressure. However, challenges in establishing robust ecological assessments still exist because of ...
Metastatic extraskeletal myxoid chondrosarcoma in a greater kudu (Tragelaphus strepsiceros)

Henning, Alischa; O'Dell, Nicolize (BMJ Publishing Group, 2019-11)

Extraskeletal myxoid chondrosarcoma was diagnosed on the ventral abdomen of a kudu with metastasis to the omentum and lungs. Histopathological examination of the large (20 cm × 10 cm) primary, multinodular, moderately ...
Bioactive constituents from Malvastrum coromandelianum (L.) Garcke leaf extracts

Aderogba, Mutalib Adeniran; Madikizela, Balungile; McGaw, Lyndy Joy (Elsevier, 2019-11)

Please read abstract in the article.
Blood and bone lead levels in South Africa's Gyps vultures : risk to nest-bound chicks and comparison with other avian taxa

Van den Heever, Linda; Smit-Robinson, Hanneline; Naidoo, Vinny; McKechnie, Andrew E. (Elsevier, 2019-06)

Poisoning, including secondary lead poisoning, is cited as the single most important cause of vulture mortalities in Africa. To evaluate the prevalence of lead poisoning among South Africa's Gyps vultures compared to other, ...
Fire-induced reptile mortality following a management burn on Lapalala Wilderness (Limpopo Province, South Africa) with notes on the mechanisms of mortality

Jordaan, Philip R.; Van der Goot, Annemieke C.; Muller, Hermann P.; Steyl, Johan Christian Abraham (Societas Europaea Herpetologica, 2019-11-12)

Despite a well-practiced fire management paradigm within southern African conservation areas, little research has been conducted on the effect of fire on native reptile diversity (Parr and Chown, 2003; Branch, 2014) however ...
Next generation sequencing and RNA-seq characterization of adipose tissue in the Nile crocodile (Crocodylus niloticus) in South Africa: possible mechanism(s) of pathogenesis and pathophysiology of pansteatitis

Odunayo Ibraheem; Myburgh, Jan G.; Bosman, Anna-Mari; Featherston, Jonathan; Sibeko-Matjila, Kgomotso Penelope; Oosthuizen, Marinda C.; Chamunorwa, Joseph Panashe (Public Library of Science, 2019-11)

BACKGROUND: Concerted efforts to identify the pathogenesis and mechanism(s) involved in pansteatitis, (a generalized inflammation of the adipose tissue), that was attributed to the recent crocodile die off in the ...
Effect of cytochrome P450 inhibition on pharmacokinetics and toxicity of diclofenac in chickens : unravelling toxicity in Gyps vultures

Locke, Sara Lindsey (University of Pretoria, 2020)

The nonsteroidal anti-inflammatory drug (NSAID) diclofenac was responsible for the decimation of Gyps vulture species on the Indian subcontinent over the last two decades of the 20th century. For an unknown reason, Gyps ...
Eutrophication governs predator-prey interactions and temperature effects in Aedes aegypti populations

Krol, Louie; Gorsich, Erin E.; Hunting, Ellard R.; Govender, Danny; Van Bodegom, Peter M.; Schrama, Maarten (BMC, 2019-04)

BACKGROUND: Mosquito population dynamics are driven by large-scale (e.g. climatological) and small-scale (e.g. ecological) factors. While these factors are known to independently influence mosquito populations, it remains ...
In vitro antimycobacterial, apoptosis-inducing potential, and immunomodulatory activity of some Rubiaceae species

Aro, Abimbola Obemisola; Dzoyem, Jean Paul; Goddard, Amelia; Fonteh, Pascaline; Kayoka-Kabongo, Prudence Ngalula; McGaw, Lyndy Joy (Frontiers Media, 2019-03-05)

Tuberculosis (TB), a disease caused by microorganisms of the Mycobacterium tuberculosis complex, infects almost one-third of the world’s population. The TB epidemic has been further exacerbated by the emergence of multi, ...
Prevalence and risk factors associated with Campylobacter spp. occurrence in healthy dogs visiting four rural community veterinary clinics in South Africa

Karama, Musafiri; Cenci-Goga, Beniamino T.; Prosper, Alice; Etter, Eric Marcel Charles; El-Ashram, Saeed; McCrindle, Cheryl Myra Ethelwyn; Ombui, Jackson N.; Kalake, Alan (AOSIS Open Journals, 2019-05)

Reports on the occurrence of Campylobacter spp. in dogs in South Africa are non-existent. This study investigated the prevalence of Campylobacter spp. in 481 dogs visiting four rural community veterinary clinics in South ...
Antibacterial and antimycobacterial activity of crude extracts, fractions, and isolated compounds from leaves of sneezewood, Ptaeroxylon obliquum (Rutaceae)

Awouafack, Maurice D.; Ramadwa, Thanyani Emelton; Awouafack, Maurice D.; Sonopo, Molahlehi S.; Eloff, Jacobus Nicolaas (Sage Publications, 2019-11)

Ptaeroxylon obliquum (Thunb.) Radlk. (Rutaceae) is traditionally used to treat human and animal diseases in South Africa. In this study, the activity of leaf extracts, fractions, and isolated compounds was determined ...
Conserving wildlife in a changing world : understanding capture myopathy—a malignant outcome of stress during capture and translocation

Breed, Dorothy; Meyer, Leith Carl Rodney; Steyl, Johan Christian Abraham; Goddard, Amelia; Burroughs, Richard E.J.; Kohn, Tertius Abraham (Oxford University Press, 2019-07)

The number of species that merit conservation interventions is increasing daily with ongoing habitat destruction, increased fragmentation and loss of population connectivity. Desertification and climate change reduce ...

Now showing items 321-340 of 1076

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