Little is known about where microRNAs (miRNAs) regulate their targets within the cell. In this issue, Li et al. identify a new player in the plant miRNA pathway that implicates the endoplasmic reticulum in miRNA-mediated gene silencing.

Background and Objectives: Visit length is a crucial aspect of patient-physician relationship that its inadequacy can negatively influence the treatment efficiency. Studies on visit length and the factors influencing it are limited in developing countries. Thus, the objective of this study was to survey this variable at provincial level, and provide data on factors affecting it.   Methods: A ...

conclusion pair therapy is an effective minimally invasive treatment for gharbi type i-iii hepatic hydatid cysts. it is a cost effective and safe procedure with significant reduction in the duration of hospital stay. results ten patients (66.7%) had gharbi type i cysts, two (13.3%) had type ii and three (20%) had type iii cysts. all the patients (100%) showed reduction in cyst size over a 3-6 m...

background nicotinamide (na), the active form of vitamin-b3, is hypothesized to have positive effects on the process of wound healing; it has anti-inflammatory, antioxidant, and immunomodulatory properties, as well as an epithelization inducing action. objectives in the present study, we aimed to determine the effects of topical administration of na on skin wounds, based on histomorphometrical ...

a model for evaluating the performance of nursing services

extract: most information about family assessment are gathered during home visits have many benefits. one of them is that information about structure and habits of families may be more real when you observe the house and around it to find supportive and obstacles for promotion of family health. in addition family members are often more comprehensive in their home and can better act for their ne...

background and aims. furcally-involved teeth present unique challenges to the success of periodontal therapy and influence treatment outcomes. this study aimed to assess to compare use of adm and connective tissue membrane in class ii furcation defect regeneration. materials and methods. 10 patient with 2 bilaterally class ii furcation defects in first and/or second maxilla or man-dibular molar...

excessive cutting depth during leveling of agricultural land increases power needed by the tractor drawbar and will result in undesirable slippage and excessive strain on the tractor engine.  the result of sustained excess will be the break-down of the tractor. an auxiliary blade depth controller to prevent overloading during leveling was designed, fabricated and evaluated in this study. the sy...

background: image-guided radiotherapy used multiple imaging during the radiation therapy course to improve the precision and accuracy of health care provider's treatment. objectives: this study aims to assess the safety, effectiveness and economic aspects of image-guided radiation therapy for decision-making about this technology in iran. methods: in this study, the most important medical datab...