Characterization of the angiotensin-converting enzyme 2 (ACE2), the main receptor for the SARS-CoV-2 virus.

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) causes Coronavirus Disease 2019 (COVID-19), one of the deadliest medical difficulties to affect people in more than a century. The virus has now spread to many countries worldwide, posing a big challenge to the health status of people in affected populations. Gaining more knowledge about the different aspects of this virus will lead us to better control and treatment methods.

Opium poisoning following self-medication of radiation-induced dermatitis with topical use of opium latex traditional extract; a teaching case.

Despite Radiation-induced dermatitis is a self-limiting complication, it can be complicated if inappropriate self-medications have been used such as opium latex traditional extract.

Evaluation of gum health status in hemophilia patients in Birjand (a case-control study).

Background: Gum bleeding in the absence of trauma or injury in adults with haemophilia is often reported. So hemophilic patients require special care and attention in various dentistry practices. The purpose of this study was to evaluate the gingival health status in patients with hemophilia in Birjand in 2018-2019.