A comparative study on antibiotic resistance and virulence properties of Staphylococcus aureus isolated from hospitalized patients and hospital environment.

Background: We compared the characteristics of clinical Staphylococcus aureus and S. aureus isolated from environmental surfaces in 3 hospitals.

Methods: Clinical S.

Epidemiologic and clinical findings of children with acquired immunodeficiency syndrome in four provinces of Iran.

Introduction: The human immunodeficiency virus (HIV) is still a remarkable challenge throughout the world, especially in developing countries. Despite the fact that HIV in children is becoming one of the most challenging diseases, it seems that pediatric AIDS in Iran is an unknown disease and there is a lack of studies about it. The aim of this study was to describe the characteristics of HIV-positive children who referred to the hospitals of Tehran, Kermanshah, Kurdistan, and Qom provinces of Iran.