Prevalence of hepatitis C virus among patients with arthralgia: is it logic for screening?

Background: Hepatitis C virus (HCV) is well-known to be associated with multiple extrahepatic manifestations such as arthralgia, myalgia, arthritis, and vasculitis. Many studies reported frequent rheumatologic manifestations among patients infected by HCV. The purpose of this study was to determine the prevalence of HCV among chronic unexplained arthralgia patients in order to aid in the early detection and treatment of silent HCV infection.

Nasal Carriage and Methicillin Resistance of among Schoolchildren in Sana'a City, Yemen.

Background: () is a frequent cause of serious health problems with high morbidity and mortality. The risk of infections is increased with the emergence of methicillin-resistant (MRSA). This study aims to determine the nasal carriage rate of both and MRSA among schoolchildren in Sana'a city.

Liver Pathology in Rats Treated with Newcastle Disease Virus Strains AF2240 and V4-UPM.

Background: Treatment of cancer with chemo-radiotherapy causes severe side effects due to cytotoxic effects towards normal tissues which often results in morbidity. Therefore, developing anticancer agents which can selectively target the cancer cells and cause less side effects are the main objectives of the new therapeutic strategies for treatment advanced or metastatic cancers. Newcastle disease virus strains AF2240 and V4-UPM were shown to be cytolytic against various cancer cells in-vitro and very effective as antileukemicagents.

Asymptomatic carriage of Streptococcus pyogenes among school children in Sana'a city, Yemen.

Objectives: Streptococcus pyogenes is the most frequent cause of pharyngitis and skin infections in children. It is also the causative agent of dangerous immune-complications such as rheumatic fever and rheumatic heart disease which are common in Yemen. The aim of this study was to determine the throat carriage rate of Streptococcus pyogenes among asymptomatic school children in Sana'a city.