Recognizing the significance of the life stage of fish for nano-eco-toxicological studies, the acute toxicity of colloidal silver nanoparticles (AgNPs) was tested in three different life stages of rainbow trout. Fishes were exposed to colloidal AgNPs at nominal concentrations of 100, 32, 10, 3.2, 1, 0.32, 0.1, and 0.032 mg/L. The estimated 96 hr LC50 values were 0.25, 0.71, and 2.16 mg/L for th...

background & aim : quality of life refers to satisfaction or dissatisfaction with various important life domains. sleep disorder is one of the factors which can influence the quality of life. this study has been conducted in order to investigate the relation between quality of life and sleep quality in the kurdish elderly of saqqez county. methods & materials: this correlational study was condu...

background: treating a chronic disease such as hemophilia is to improve the symptoms and quality of life (qol) of the patients. this study aimed to study the quality of life among hemophilic children and compare the quality of life between patients receiving prophylactic or on demand treatments. materials and methods: in this descriptive-comparative study, we enrolled 60 patients from three mai...

introduction: quality of life play a considerable role in individual and social health. low back pain is the most common musculoskeletal disorders and cause negative impacts on various aspects of life. the aim of study was to compare the quality of life of students with and without low back pain.  materials and methods: this was across-sectional study performed among students at the faculty of ...

abstract background: quality of life is a concept, which in recent years is considered as a measure for health in chronic diseases such as kidney diseases. complications of chronic diseases can affect the quality of life in children and their families over time. therefore, empowerment programs are necessary to improve their quality of life. this study aimed to investigate the impact of the fami...

Recognizing the significance of the life stage of fish for nano-eco-toxicological studies, the acute toxicity of colloidal silver nanoparticles (AgNPs) was tested in three different life stages of rainbow trout. Fishes were exposed to colloidal AgNPs at nominal concentrations of 100, 32, 10, 3.2, 1, 0.32, 0.1, and 0.032 mg/L. The estimated 96 hr LC50 values were 0.25, 0.71, and 2.16 mg/L for th...

Background and Purpose: Stress has adverse effects on the quality of sleep and professional life in nurses engaged in intensive care units (ICUs). This study aimed to evaluate the relationship between the qualities of work life and sleep in nurses employed in the ICUs of Mazandaran province in Iran. Methods: This cross-sectional, descriptive-correlational study was conducted on 180 nurses emplo...

Healthy life expectancy is a composite measure of length and quality of life and an important indicator of health in aging populations. There are few cross-country comparisons of socioeconomic differences in healthy life expectancy. Most of the existing comparisons focus on Western Europe and the United States, often relying on older data. To address these deficiencies, we estimated educational...

ixodidae family members have got their importance due to their ability to transmit different pathogens to their hosts. there are some losses due to their direct blood feeding that may lead to anemia, tick paralysis and hide damage too. in this study three geographical strains of hyalomma were collected from fields. they have been reared at laboratory in incubator and on rabbit and sheep for blo...

aim and background: schizophrenia is a chronic psychiatric disorder. the positive and negative symptoms are not only important in the prognosis of the disease but also affect the quality of life among the patients. therefore, the present survey aimed to determine the relationship between positive and negative symptoms and quality of life among schizophrenic patients in sina hospital in juneqan....