نتایج جستجو برای: angola
تعداد نتایج: 2363 فیلتر نتایج به سال:
An annotated catalogue of the species and subspecies of tiger beetles (Coleoptera: Carabidae, Cicindelinae) hitherto known from Angola is given. A total of 89 forms (74 species and 15 subspecies) is recorded from this southwestern country of Africa. Within this assemblage there are 31 endemic forms (33.3%). Some species are represented by only the holotype specimen (some without locality) or th...
A concurrent dengue virus serotype 4 and chikungunya virus infection was detected in a woman in her early 50s returning to Portugal from Luanda, Angola, in January 2014. The clinical, laboratory and molecular findings, involving phylogenetic analyses of partial viral genomic sequences amplified by RT-PCR, are described. Although the circulation of both dengue and chikungunya viruses in Angola h...
this study investigates the causal linkages between military spending and economic growth in opec selected countries (i.e. algeria, angola, nigeria, venezuela, iran, kuwait, saudi arabia and ecuador) by focusing country-specific analysis for the period 1995–2012. for this, the panel causality testing approach, the method developed by emirmahmutoglu and kose (2011) based on the vector autoregres...
In many tropical regions the development of informed conservation strategies is hindered by a dearth of biodiversity information. Biological collections can help to overcome this problem, by providing baseline information to guide research and conservation efforts. This study focuses on the timber trees of Angola, combining herbarium (2670 records) and bibliographic data to identify the main ti...
Abstract What are the relationships between cultural representation and colonial exploitation? What kind of reports between scientific and commonsensical knowledge were set forward by colonial museums? How may museum analysis contribute to the study of the colonial communities? The text intends to deal with these questions by means of an ethnographical approach to the development of the Dundo M...
Angola achieved macroeconomic stabilization amid a very difficult environment in 2020 and growth began to recover 2021. The recovery picked up pace 2022, aided by high oil prices. President João Lourenço was reelected August 2022. continues face significant challenges, including debt vulnerabilities the need diversify economy as production declines over long term. authorities’ reform agenda, th...
The immunogenicity and durability of genetic vaccines are influenced by the composition of gene inserts and choice of delivery vector. DNA vectors are a promising vaccine approach showing efficacy when combined in prime-boost regimens with recombinant protein or viral vectors, but they have shown limited comparative efficacy as a stand-alone platform in primates, due possibly to suboptimal gene...
The Benguela Current Large Marine Ecosystem (BCLME) is situated off the west coast of Africa between 5-37oS, 0-26oE, and spans the three countries of Angola, Namibia and South Africa. It is one of the four major eastern boundary current upwelling systems of the world oceans (Hill et al. 1998), and although it has some similar characteristics to the other eastern boundary upwelling areas, a uniq...
BACKGROUND The high breast cancer mortality rate in Sub-Saharan Africa has been attributed to a lack of public awareness of the disease which often leads to late diagnosis of the disease. Little is known about the level of knowledge and awareness of breast cancer in Angola. Previous studies have shown that breast cancer awareness is higher among well-educated people. The goal of this study was ...
The headwaters of five large African river basins flow through the Bié Plateau in Angola and still remain faunistically largely unexplored. We investigated fish fauna from the Cuanza and Okavango-Zambezi river systems from central Angola. We reconstructed molecular phylogenies of the most common cichlid species from the region, Tilapia sparrmanii and Serranochromis macrocephalus, using both mit...
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