Role modeling is a powerful form of learning and an integral part of medical education. Although role modeling has a longstanding history, it has not received enough attention in medical education. The aim of this study was to present a comprehensive review of the literature to describe dimensions of role modeling in medical education. Review of th...

By Amir Mirhaghi, Hossein Karimi Moonaghi, Simin Sharafi, Amir Emami Zeydi

Smoking has many harmful effects on human body. It is well known that smoking is one of the most important risk factors for cardiovascular diseases. Though the ingredients from cigarette smoke stimulate the release of vasoconstrictor and reduce the release of vasodilator substances, the goal of this study was to investigate the acute effects of smo...

By Ana Mrkaić, Suzana Branković, Pavle Randjelović, Milica Veljković, Ivan Pavlović, Mirjana Radenković

Host response to antigen stimulation in chronic inflammatory periapical lesions is mainly controlled by the balance between proinflammatory and anti-inflammatory cytokines. The aim of this study was to determine the concentration of TGF-β1 in the tissue homogenates of periapical lesions and to analyse its level in relation to the symptomatolog...

By Jelena Popović, Tatjana Cvetković, Tanja Džopalić, Aleksandar Mitić, Marija Nikolić, Radomir Barac

Herein we present a 25-year-old female patient with tetralogy of Fallot (TOF). This congenital heart defect is not very common, but it is the most common one among cyanotic heart defects. Treatment of the patients with TF is surgical, with palliative or curative (corrective) intent. Our patient underwent palliative surgery, definitive correction, a...

By Jovana Cvetković, Dragan Đ Đorđević, Milan Šljivić, Marina Deljanin Ilić

The present study aimed to examine the factors affecting the possible changes in serum fetuin-A in patients with preeclampsia (PE). The examined factors included the parameters of insulin resistance (IR) [(insulin sensitivity (HOMA%S), insulin resistance (HOMA2IR), and beta-cell functions (HOMA%B)], which were calculated using the HOMA2 calculator,...

By Hussein Kadhem Al-Hakeim, Roaa Ali Muhammed Ali

Universities play a vital role in social progress. Knowledge management (KM) is a kind of process which transforms data into knowledge and knowledge into capital. The aim of this paper is to investigate the use of KM in the field of education of medical sciences in order to help educators and students benefit from the knowledge present in the field...

By Zahra Marzieh Hassanian, Mohammad Reza Ahanchian, Hossein Karimi-Moonaghi

The aim of this study was to investigate whether green tea extract has beneficial effect on gentamicin-induced acute renal failure. The investigation was conducted on thirty-two Wistar rats divided into four groups of 8 animals each. Control (C) group received normal saline. GT group received green tea extract orally, 300mg/kg. GM group received ge...

By Milica Veljković, Sonja Ilić, Nenad Stojiljković, Ljubinka Velicković, Dragana Pavlović, Mirjana Radenković, Suzana Branković, Dusanka Kitić, Marija Gocmanac Ignjatović

The aim of this study was to analyze the reasons why the guidelines for post-splenectomy vaccination are not being followed. Considering that vaccination reduces the risk of overwhelming post-splenectomy infection, it is important to determine the reasons for inadequate vaccination after splenectomy. Our research was a qualitative study based on in...

By Marko Tanasković, Bozidar Odalović, Slobodan Janković, Nedim Hamzagić

Considering a large number of pathogen factors that enable high virulence of a microorganism such as Staphylococcus aureus (S. aureus), it is essential to see them through the continuous adaptation to the newly acquired mechanisms of the host immune response and efforts to overcome these, allowing the bacteria a perfect ecological niche for growth,...

By Biljana Miljković-Selimović, Marina Dinić, Jovan Orlović, Tatjana Babić

Salicylic acid is a phytochemical with beneficial effects on human well-being. Salicylic acid is a phenolic compound and is present in various plants where it has a vital role in protection against pathogenic agents. Natural sources include fruits, vegetables and spices. The most famous and defined effect of salicylic acid is prostaglandin synthesi...

By Pavle Randjelović, Slavimir Veljković, Nenad Stojiljković, Dušan Sokolović, Ivan Ilić, Darko Laketić, Dušica Randjelović, Nebojša Randjelović