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The global biogeography of microorganisms remains largely unknown, in contrast to the well-studied diversity patterns of macroorganisms. We used arbuscular mycorrhizal (AM) fungus DNA from 1014 plant-root samples collected worldwide to determine the global distribution of these plant symbionts. We found that AM fungal communities reflected local(More)
UNLABELLED Human Immunodeficiency Virus (HIV) infection prevalence rate is estimated at 1.4% in Senegal, and about 3,000 children could be infected. HIV positive children are followed up since 2000 in Albert Royer Hospital (Dakar, Senegal). OBJECTIVES To describe clinical and epidemiological aspects of HIV paediatric infection, and to evaluate the(More)
This preliminary survey was intended to collect transversal data to ensure a better understanding of the hepatitis B and C epidemiology in Mauritania. The authors have studied the seroprevalence rate of HBs antigen and HCV antibodies among 349 blood donors. Data of this study showed that anti-HCV antibody was detected in 1.1% and HBs antigen in 20.3% blood(More)
In the last few years, extensive research has been performed to extend Internet connectivity to VANETS. Indeed, several routing protocols have been proposed to determine routes between vehicles and gateways (e.g., Road Side Units: RSUs). However, most of these protocols do not use efficiently the bandwidth which is a scarce resource in VANETS. In this(More)
The World Health Organization has proposed the syndromic approach for management of sexually transmissible diseases (STD) in countries where diagnostic laboratory tests are not consistently available. The purpose of this study was to evaluate the effectiveness of this approach for treatment of ureteral discharge in Senegal. Twenty seven men presenting(More)
The strategy of Integrated Management of Childhood Illness (IMCI) has been recommended by both WHO and UNICEF for first-level health facilities to control the main childhood diseases in developing countries. In Senegal, IMCI was adopted in 1996 and had been implemented in several pilot health districts by the year 2000. This study was conducted three years(More)
Non odontogenic epithelial cyst, again called fissurary cyst, are dysembryophasic cyst of maxillary, they are born throughout the sutures line of faces. Their diagnosis is raising again association of clinic symptom, especially complementary examination and in particular dental vitality test. Their treatment is surgical. Around 14 cysts fissurary have been(More)
We report a prospective and descriptive study in 12 patients who had pacemaker implantation from may. 1996 and dec. 1997. Our patients benefited from complete clinical examination, ECG (12 derivations), standard laboratory tests, chest X ray. Pulsed-Doppler, two dimensional and TM echocardiography have been performed. Stimulation was achieved using(More)
INTRODUCTION Kangaroo care (KC) is an effective method to care for low birth weight (LBW) newborns, particularly in developing countries. The objective of this study was to estimate the efficacy of this method and its impact on morbidity and mortality of LBW infants admitted to the KC unit of Albert-Royer National Children's Hospital Center (ARNCHC) in(More)