purpose: the main purpose of this study was to evaluate the prevalence of herpes simplex virus 1 and 2 (hsv-1 and hsv-2), varicella-zoster virus and adenovirus associated with conjunctivitis in swab samples of patients who referred to eye specialist hospitals in tehran. methods: in this cross-sectional study, swab samples from patients with acute conjunctivitis during the first sixth months of ...

conclusions multiplex sybr green real-time pcr is a rapid and relatively inexpensive method for detection of respiratory viruses. results application of the multiplex sybr green real-time pcr in clinical samples from 172 patients in a one-year study resulted in detection of 19 (11.04%) piv3, 9 (5.23%) piv4, and 1 (0.58%) coronavirus nl63. all the positive samples were detected during december t...

background and aims. the aim of this clinical investigation was to compare clinical and microbiological effectiveness of adjunctive chx gel in the treatment of periodontitis. materials and methods. twenty-four subjects with localized or generalized moderate-to-severe chronic periodontitis underwent scaling and root planing. one tooth in each quadrant with a probing depth of >4 mm was chosen for...

plants are naturally exposed to frequent changes in environmental conditions such as salt stress affecting their growth and development, and consequently a considerable reduction in total productivity. monodehydroascorbate reductase (mdhar), a key enzyme in ascorbate-glutathione cycle, serves as an important antioxidative enzyme in scavenging of reactive oxygen spices (ros). in this study, mdha...

objective: in this study, a sybr green real-time rt-pcr assay for quantification of hiv-1 viral rna was developed. materials and methods: this assay was performed based on amplification of the pol region of hiv-1 and product analysis by an abi 7500 system. we quantified hiv-1 viral load in 26 seropositive patients by this system and the data were subsequently compared with results obtained wit...

the study of cytokines gene expression is quite important in various conditions of health and disease for the evaluation of clinical responses to new vaccination approaches. an absolute quantification is based on a calibration curve and production of standard controls to achieve more reliable results than in relative system. in this study we attempted to construct standard controls to evaluate ...