Hepatitis A virus (HAV) and hepatitis E virus (HEV) are enteric hepatotropic viruses and their
prevalence is related to the sanitary conditions of the region under investigation. There are …

This study investigated the presence of SARS-CoV-2 in air of public places such as shopping
centers, a post office, banks, governmental offices, and public transportation facilities …

Following the official announcement of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
worldwide pandemic spread by WHO on March 11, 2020, more than 300,000 …

Aim: The aim of this study was to determine the prevalence of HDV infection between HBV
chronic patients referred to gastroenterology ward of Taleghani hospital Tehran, Iran and also …

Hepatitis B virus (HBV) isolates from Iranian patients around the country were characterized.
Eighty‐one complete genomes from HBV isolates were sequenced and analyzed. The …

Coronavirus disease 2019 (COVID19), caused by the severe acute respiratory syndrome
coronavirus 2 (SARSCoV2), was first discovered in China in late 2019 and quickly spread …

Aim: Evaluating the expression level of CD4+ FoxP3+ CD25+ T cells and IL-6 in peripheral
blood samples of hospitalized COVID-19 patients. Background: COVID-19 is an emerging …

Considering the major role of vegetables in the transmission of gastrointestinal diseases,
investigation of the presence of gastrointestinal viruses is particularly important for public health…

Hepatitis B virus (HBV) approximately infects 350 million people. Interleukin-17 (IL-17) as a
pro-inflammatory cytokine, have been found to modulate the immune system in infectious …

Hepatitis viruses are infectious agents that can infect liver and cause inflammation. The
infection triggers immune response against infected cells that leads to the destruction of hepatic …