Omar Metwally

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Two million Americans use cocaine on a regular basis. Sixty-nine percent of cocaine in the United States is adulterated with levamisole, a veterinary antihelminthic drug. In 2008, the first cases of levamisole-induced agranulocytosis and vasculopathy associated with adulterated cocaine were reported in the southwestern United States. Since then, reports of(More)
Legionella pneumophila is a water-borne bacterium that causes pneumonia in humans. PlcA and PlcB are two previously defined L. pneumophila proteins with homology to the phosphatidylcholine-specific phospholipase C (PC-PLC) of Pseudomonas fluorescens. Additionally, we found that Lpg0012 shows similarity to PLCs and has been shown to be a Dot/Icm-injected(More)
Recurrent pyogenic cholangitis (RPC) is a clinical syndrome characterized by repeated episodes of suppurative cholangitis due to hepatolithiasis and extrahepatic stones in the biliary ducts. It is now recognized as a distinct syndrome with a different natural history and pathoetiology than spontaneously occurring liver abscesses. Most commonly seen in East(More)
This work bridges the technical concepts underlying distributed computing and blockchain technologies with their profound socioeconomic and sociopolitical implications, particularly on academic research and the healthcare industry. Several examples from academia, industry, and healthcare are explored throughout this paper. The limiting factor in(More)
BACKGROUND Although cancer screening reduces morbidity and mortality, millions of people worldwide remain unscreened. Social media provide a unique platform to understand public sentiment toward tools that are commonly used for cancer screening. OBJECTIVE The objective of our study was to examine public sentiment toward colonoscopy, mammography, and Pap(More)
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