نتایج جستجو برای: northwest nigeria
تعداد نتایج: 79607 فیلتر نتایج به سال:
Serum samples from 237 randomized rabbits from the five ecological zones of Nigeria, i.e. Northwest (NW), Northeast (NE), Southeast (SE), Southwest (SW) and Northcentral (NC), were evaluated for the presence of antibodies to Encephalitozoon cuniculi by the indirect immunofluorescent antibodies test. A titre of 10 or more was taken as positive. Thirty-nine (16.5%) of the 237 samples were positiv...
BACKGROUND Frequent supplemental immunization activities (SIAs) with the oral poliovirus vaccine (OPV) represent the primary strategy to interrupt poliovirus transmission in the last endemic areas. MATERIALS AND METHODS Using a differential-equation based poliovirus transmission model tailored to high-risk areas in Nigeria, we perform one-way and multi-way sensitivity analyses to demonstrate ...
Phosphate rock samples collected from the phosphate bearing formations of Sokoto State, Northwest Nigeria were assessed for their radiological contents by gamma spectrometric technique (sodium iodide (NaI (Tl) detector). The mean activity concentrations of 226 Ra, 232 Th and 40 K in all the studied samples were 720.1±4.2 Bqkg -1 , 33.5±1.4 Bqkg -1 , and 315.3±6.7 Bqkg -1 respectively. Contribut...
The incidence of banditry in Nigeria has assumed an unprecedented mien which constitutes a major bane to the hitherto troubled security country. phenomenon created multi-pronged challenge that amplified spate destruction life and property displacement. Meanwhile, inchoate nascent erudition is still associated with Nigeria. Thus, this study attempts satiate lacuna by annotating from Routine Acti...
BACKGROUND Transmission of wild poliovirus (WPV) has never been interrupted in Afghanistan, Pakistan, and Nigeria. Since 2003, infections with WPV of Nigerian origin have been detected in 25 polio-free countries. In 2012, the Nigerian government created an emergency operations center and implemented a national emergency action plan to eradicate polio. The 2013 revision of this plan prioritized ...
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