Fear generalization is a symptom of anxiety-related disorders, including acute stress disorder and post-traumatic disorder. Using contextual fear conditioning paradigm, we found that mice exposed to similar neutral context but not different soon after training showed immediately memory consolidation (i.e., 6 h training). This was reflected by change only in the total amount also pattern freezin...

Background: Myocardial infarction (MI) is one of the most common and serious diseases resulting from coronary artery occlusion and major reduction in blood flow. Streptokinase as a thrombolytic is considered the first and most important therapeutic intervention for reperfusion following MI in most countries including Iran. Our previous study showed that, the prevalence of high antibody titers a...

introduction : the purpose of this clinical study was to compare the blood mercury levels before and after endodontic surgery using amalgam as a root-end filling material. materials and methods: fourteen patients requiring periradicular surgery participated in this prospective clinical study. a zinc-free amalgam was employed as root-end filling material. blood samples were collected at three in...