β-lactamases are enzymes which inactivate the β-lactam antibacterial agents and are one of the major causes of resistance against these drugs. Recently there are reports on the isolation of bacteria which does not produce ...

In this research we have studied the effects of extremely low frequency magnetic field on the peripheral blood lymphocytes chromosomes of human in vitro and rat in vivo. By this means, we used 60 blood samples of 10 men ...

The purpose of this study is to assess the microleakage in CL V Amalgam restoration lined with and without varnishes and dentine bonding agents. In this study, two varishes (Kimia and Copalite) and two dentin bonding agents ...

To study mosquito ( Diptera : Culicidae) fauna in Guilan province (Caspian sea littoral , North of Iran ), an investigation was carried out during April to December 2000. The whole set of 2478 adult specimens from 64 ...

In this cross sectional anonymous study, blood samples of 285 dentists and Physicians were tested for hepatitis B surface antigen (HBs Ag), hepatitis B envelope Ag (HBe Ag), antibodies to: hepatitis B suface (anti-HBs), ...

Postoperative nausea and vomiting is an unpleasant, distressing, and exhausting experience for patient. This is more common and severe in tympanomastoid surgery. The role of dexamethasone prevention of this complication ...

Mycoplasma are the smallest free–living organisms which can grow on artificial media. Although some Mycoplasma are normal commensals, others are proven pathogens of respiratory and urogenital tracts.In this survey, 221 ...

Wound complications such as infection, hematoma and seroma formation are major causes of delayed recovery and prolonged hospital stay after cesarean delivery. In addition to surgical technique, suture materials are implicated ...

Bacterial vaginosis (BV) is characterized by excessive growth of anaerobic bacteria in the vaginal flora. Previous studies have shown that patients with BV have a substantially increased risk for serious complications ...