نتایج جستجو برای: west africa

تعداد نتایج: 195736  

Studies on earthworms using molecular markers are rare in Africa except a handful from South Africa. Reports on Libyodrilus violaceous,an earthworm found in West Africaare available including their metal tolerance and bioaccumulation capacity but their molecular characterization and ecotoxicology studies are scarce. In this study, triplicate L. violaceous specimens were collec...

2017
Barbara J. Marston E. Kainne Dokubo Amanda van Steelandt Lise Martel Desmond Williams Sara Hersey Amara Jambai Sakoba Keita Tolbert G. Nyenswah John T. Redd

Events such as the 2014-2015 West Africa epidemic of Ebola virus disease highlight the importance of the capacity to detect and respond to public health threats. We describe capacity-building efforts during and after the Ebola epidemic in Liberia, Sierra Leone, and Guinea and public health progress that was made as a result of the Ebola response in 4 key areas: emergency response, laboratory ca...

2009
SACCHARINA WALKER

Early attempts at the biological control of the pyralid borer Eldana saccharina Walker were discussed in a paper presented at the Congress of the South African Sugar Technologists' Association in 1979. Since then further introductions of both egg and larval parasitoids have been made and include: Trichogrammatoidea eldanae Vigianni, Trichogramma sp and Telenomus applanatus Bin & Johnson (from W...

2016

011 the West Coast of Africa. It is certainly a book which no one going to West Africa can afford to do without. The first chapter deals with outfit and estimate of expenses. A description of the vo3'age from Liverpool to Lokoja is then given. The chapters on the life and the soicial amenities and on "servants and other pests" are not only amusing but instructive. The chapters on sport are full...

Journal: :The Lancet. Infectious diseases 2017
Amanda Rojek Peter Horby Jake Dunning

The west Africa Ebola virus disease (EVD) epidemic was extraordinary in scale. Now that the epidemic has ended, it is a relevant time to examine published studies with direct relevance to clinical care and, more broadly, to examine the implications of the clinical research response mounted. Clinically relevant research includes literature detailing risk factors for and clinical manifestations o...

2012
Carla van Tienen Thushan I. de Silva Luiz Carlos Junior Alcantara Clayton O. Onyango Sheikh Jarju Nato Gonçalves Tim Vincent Peter Aaby Hilton Whittle Maarten Schim van der Loeff Matthew Cotten

BACKGROUND Human T-Lymphotropic Virus Type 1 (HTLV-1) infection causes lethal adult T-cell leukemia (ATL) and severely debilitating HTLV-associated myelopathy/tropical spastic paraparesis (HAM/TSP) in up to 5% of infected adults. HTLV-1 is endemic in parts of Africa and the highest prevalence in West Africa (5%) has been reported in Caio, a rural area in the North-West of Guinea-Bissau. It is n...

2011
Frank Edwin Mark Tettey Ernest Aniteye Martin Tamatey Lawrence Sereboe Kow Entsua-Mensah David Kotei Kofi Baffoe-Gyan

West Africa is one of the poorest regions of the world. The sixteen nations listed by the United Nations in this sub-region have some of the lowest gross domestic products in the world. Health care infrastructure is deficient in most of these countries. Cardiac surgery, with its heavy financial outlay is unavailable in many West African countries. These facts notwithstanding, some West African ...

Journal: :Lancet 2014
Jose M Martin-Moreno Walter Ricciardi Vesna Bjegovic-Mikanovic Peggy Maguire Martin McKee

After months of inaction and neglect from the international community, the Ebola epidemic in west Africa has now spiralled utterly out of control. Today, the virus is a threat not only to the countries where the outbreak has overwhelmed the capacity of national health systems, but also to the entire world. We urge our governments to mobilise all possible resources to assist west Africa in contr...

2007
Nicola S. Clayton Lucie H. Salwiczek Anthony Dickinson

provide information ranging from the morphology and uses of plant species to the history of plant exploration and the European discovery of Africa. The RBG Kew has contributed historical material, including maps and papers from David Livingstone’s South East Africa Expedition Papers and over 2,000 sheets of Africa-related material from the Director’s Correspondence covering early botanical expl...

Journal: :Roczniki Akademii Medycznej w Bialymstoku 1996
J F Trape B Godeluck G Diatta C Rogier F Legros J Albergel Y Pepin J M Duplantier

Tick-borne borreliosis in West Africa is classically considered a rare disease whose geographic distribution is limited to Saharan and Sahelian regions. We report results of epidemiological investigations which indicate that tick-borne borreliosis is endemic in all regions of Senegal north to the 13 degrees 30'N latitude and is a major cause of morbidity in these areas. Our findings indicate a ...

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