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Now showing items 7801-7810 of 7849
Key populations and Sub-Saharan Africa’s HIV response
(Frontiers Media S.A., 2023)
Background: The global HIV epidemic has had the greatest impact on Sub-Saharan Africa (SSA). An estimated 67% of the 38.4 million people living with HIV (PLWH) globally in 2021 were from SSA. SSA was responsible for 670,000 ...
The crystal structure of fac-tricarbonyl((pyridin-2-yl)methanamino-κ2N,N′)-((pyridin-2-yl)methanamino-κN)rhenium(I) nitrate,C15H16O3N4Re
(De gruyter, 2023)
Abstract: C15H16O3N4Re, triclinic, P1̄ (no. 2), a = 7.4939(2) Å, b = 10.1316(2) Å, c = 13.8351(3) Å, α = 103.453(2)°, β = 101.992(2)°, γ = 107.880(2)°, V = 926.98(4) Å3, Z = 2, Rgt(F) = 0.0341, wRref(F2) = 0.0861, T = 150 K.
Association between physical fitness and cardiovascular health in firefighters
(MDPI, 2023)
Firefighters perform strenuous work in dangerous and unpredictable environments requiring optimal physical conditioning. The aim of this study was to investigate the association between physical fitness and cardiovascular ...
Unveiling the inhibitory potentials of peptidomimetic azanitriles and pyridyl esters towards sars-cov-2 main protease: a molecular modelling investigation
(MDPI, 2023)
The severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is responsible for COVID-19, which was declared a global pandemic in March 2020 by the World Health Organization (WHO). Since SARS-CoV-2 main protease plays ...
Dispersal and coastal geomorphology limit potential for mangrove range expansion under climate change
(John Wiley and Sons Inc, 2022)
Latitudinal range limits for mangroves on high-energy, wave-dominated coasts are controlled by geomorphological features and estuarine dynamics. Mangroves reach a southern global range limit along the South African coastline, ...
MIGHTEE-H I: the first MeerKAT H I mass function from an untargeted interferometric survey
(Oxford University Press, 2023)
We present the first measurement of the H I mass function (HIMF) using data from MeerKAT, based on 276 direct detections from the MeerKAT International GigaHertz Tiered Extragalactic Exploration (MIGHTEE) Survey Early ...
The impact of HIV and ART exposure during pregnancy on fetal growth: a prospective study in a South African cohort
(BioMed Central Ltd, 2023)
Background: In utero exposure to human immunodeficiency virus (HIV) and antiretroviral (ART) is associated with adverse birth outcomes, which are often attributed to alterations in placental morphology. This study used ...
The resilience of South African school teachers in the time of covid-19: coping with risk of infection, loneliness, and anxiety
(MDPI, 2023)
The COVID-19 pandemic precipitated an overall increase in the global prevalence of mental health disorders and psychological distress. However, against this backdrop, there was also evidence of adaptation and coping, which ...
Defining and measuring time poverty in South Africa
(Routledge, 2023)
This study primarily adopted the absolute approach to examine time poverty in South Africa by analysing the 2000 and 2010 Time Use Survey data. The findings indicated that absolute time-poor individuals were predominantly ...
Wild and indigenous foods (wif) and urban food security in northern Namibia
(Urban Forum, 2023)
Rapid urbanisation and food system transformation in Africa have been accompanied by growing food insecurity, reduced dietary diversity, and an epidemic of non-communicable disease. While the contribution of wild and ...