tissue nutrient supply may be synchronized with endogenous physiological rhythms to optimize animal and human health. glucose tolerance and insulin sensitivity have endogenous rhythms that are not essentially dependent on food type and eating. human glucose tolerance declines as day comes into night. based on such evolutionary findings, large evening meals must be avoided to reduce risks of vis...

background: forensic odontology plays important role in identification of human remains in mass disasters such as air crash, tsunami, and accidents. palatal rugae act as an ideal requisite for human identification as they are present in all victims and are resistant to changes such as aging and trauma. the study aimed to analyze differences in shape and number of palatal rugae in population fro...

background: fascioliasis caused by fasciola hepatica and f. gigantica is a foodborne and waterborne zoonotic disease with a worldwide distribution. the illness occurs in regions with intensive sheep or cattle production. in some parts of iran the incidence of human infection has increased over the past decades. since chaharmahal and bakhtiyari province has been known as a main pole of tradition...

background: parvovirus b19 (b19) is the only member of the family parvoviridae associated with human infection. al­though there are some studies to estimate the immunity to parvovirus in various populations but there is no seroepidemiologi­cal sur­vey from iran until now thus the age-specific immunity to human parvovirus infection was esti­mated. methods:  a subset sample of 1500 study subjects...

introduction: to cope with novel changes, organizations must think beyond environmental compatibility and seek to take advantage of potential opportunities. a paradigm for this is the enhancement of organizational flexibility, speed, quality, and agility. human resources are the most important tool for enhancement of organizational agility and the most valuable asset of each organization and co...

a healthcare system has been the most important priority for all governments worldwide. biotechnology products have affected the promotion of health care over the last thirty years. during the last several decades, iran has achieved significant success in extending healthcare to the rural areas and in reducing the rates of infant mortality and increasing population growth. biomedical technology...

background and objectives: painting workshops are part of the woodwork (carpentry) industry in which despite advances in technology, the work force fulfills most of the roles in the production process. since such manual activities are often performed with awkward postures due to lack of workers’ awareness and inappropriate design of tools and working conditions, ergonomic assessment of work env...

introduction: ergonomics is the science of improvement of the work environment, job and equipment and adapting them to the human capabilities and limitations. observing ergonomic principles of computer application is essential for the computer users. lack of attention to these principles would decrease efficiency and cause irreparable somatic complications. the present study assesses the knowle...

in this study, attempts have been made to investigate the self-healing factors in marital conflicts, with an emphasis on the views of ayatollah javadi amoly in anthropology. a holistic approach based on strong points of marriage is better suited to meet different needs of couples, contributing to the resolution of conflicts, as compared to an approach that deals with strengths and self-healing ...