Publications by authors named "A Riaz Ahmed"

Four quaternary Zintl phase thermoelectric (TE) materials belonging to the BaEuZnSb ( = 0.02(1), 0.04(1), 0.

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Rift Valley fever (RVF) is a devastating zoonotic mosquito-borne viral hemorrhagic fever disease that threats human and animal health and biodiversity in Africa, including in Rwanda. RVF is increasingly outbreaking in Africa, leading to devastating impacts on health, socioeconomic stability and growth, and food insecurity in the region, particularly among livestock-dependent communi-ties. This systematic review synthesizes existing evidence on RVF's epidemiology, transmission dynamics, and the prevention and control measures implemented in Rwanda.

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The mammalian gastrointestinal tract is a stage for dynamic inter-kingdom interactions among bacteria, fungi, viruses, and protozoa, which collectively shape the gut micro-ecology and influence host physiology. Despite being a modest fraction, the fungal community, also referred to as mycobiota, represents a critical component of the gut microbiota. Emerging evidence suggests that fungi act as early colonizers of the intestine, exerting a lasting influence on gut development.

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Objective: To summarize the evidence for the associations between hearing loss and mental health and cognitive function in Africa.

Methods: This systematic review was prepared following the PRISMA guidelines. Cohort, case‒control and cross-sectional studies were considered for inclusion if they reported the prevalence of any mental health conditions or levels of cognitive functioning among persons with hearing loss/deafness in comparison to those without hearing loss.

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A 46-year-old female presented with back pain associated with progressive bilateral lower extremity weakness and paresthesia. Imaging studies revealed a retroperitoneal mass with severe spinal compression. Histological sections showed blastoid cells with large nuclei, irregular membranes, fine chromatin, and prominent nucleoli.

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