BACKGROUND AND OBJECTIVES Streptococcus pneumoniae is the most common cause of invasive infections among both young children and elderly people. Common serotypes causing invasive diseases and the emergence of carriers of Streptococcus pneumoniae in Iran is not yet known. Past-vaccine surveillance studies of serotype prevalence patterns in Iran are necessary to monitor the epidemiology of Strept...

Sir, In Asia, Illicit opium and cannabis are produced mainly in Afghanistan, which makes major social and health problems for some countries, particularly Iran as the neighborhood. [1] In Iran, opium and hashish have been used for near 300 years, [2] but other drugs such as heroin, buprenorphine, cocaine, tramadol, and ecstasy are new drugs of abuse in this country. [3-6] Abuses of the new drug...

A new species of intertidal acorn barnacle Tetraclita ehsanisp. n. was identified from the Iranian coast in the Gulf of Oman. Tetraclita ehsanisp. n. inhabits low exposed rocky shores and also attaches to shells of molluscs and the barnacle Megabalanus species. Parietes of Tetraclita ehsani ranged from white to pink which is different from Tetraclita serrata (in South African waters), which has...

We assessed the nutritional condition and established reference values for serum chemistry parameters in a long distance migrant bird of prey, the Swainson's Hawk (Buteo swainsoni), wintering in central Argentina. We analyzed serum concentration of urea, uric acid, cholesterol, and triglycerides and assessed age and sex related differences in these parameters. A body condition index was obtaine...

1Department of Virology, School of Public Health and Institute of Public Health Research, Tehran University of Medical Sciences, Tehran, Islamic Republic of Iran. Received: 14/11/2001; accepted 27/06/2002 ABSTRACT To better understand the annual distribution of influenza virus in our country, we isolated and typed 45 viruses from 1043 patients with acute respiratory illnesses in a 10-year study...

Gross dissection has a long history as a tool for the study of human or animal soft- and hard-tissue anatomy. However, apart from being a time-consuming and invasive method, dissection is often unsuitable for very small specimens and often cannot capture spatial relationships of the individual soft-tissue structures. The handful of comprehensive studies on avian anatomy using traditional dissec...

Context: Dysmenorrhea is the most common gynecological complaint in Iran but the true prevalence of it is not clear yet. This study is aimed to estimate the overall prevalence of dysmenorrhea in Iran. Evidence Acquisition: International and national electronic databases including PubMed, ISI, Ovid, Scopus, Science Direct, SID, MagIran and IranMedex were searched up to January 2016. All studies,...