Introduction: Responsibility takes on different meanings and levels during different courses of human life and is closely related to the way children are raised by their parents, particularly in the early ages of their life. The developmental changes in responsibility and its relationship with the perceived parenting styles of Yazd residents were studied in the framework of a cross-sectional an...

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

Objectives: The aim of this study was to explain the various style of leisure activity and recreation of elderly people in Tehran. Methods & Materials: To achieve this purpose, 17 older participants within the age range of 65-86 years who were selected through purposeful sampling undertook semi structured interviews. A conventional qualitative content analysis was used for analyzing the data...

introduction acetic acid bacteria are large group of obligate aerobic gram negative bacteria with the ability to oxidize ethanol to acetic acid (1). they are widely distributed in natural habitats and classified in family acetobacteraceae. members of this family are useful in industrial production of vinegar(2). acetic acid bacteria (aab) can use substrates as glucose, ethanol, lactate or glyc...