نتایج جستجو برای: heat stress assessment

تعداد نتایج: 1159853  

Journal: :The Indonesian of Occupational Safety and Health 2023

Introduction: Workers in the Indonesian steel manufacturing industry are subject to many heat stress risk factors, ranging from equatorial climate physically demanding work tasks which may result heat- related illnesses and reduced worker productivity. Hence, a study was conducted at Steel Mill X assess level of among its workers, determine association factors provide meaningful recommendations...

Journal: :Plant physiology 2004
Ludmila Rizhsky Hongjian Liang Joel Shuman Vladimir Shulaev Sholpan Davletova Ron Mittler

Within their natural habitat, plants are subjected to a combination of abiotic conditions that include stresses such as drought and heat. Drought and heat stress have been extensively studied; however, little is known about how their combination impacts plants. The response of Arabidopsis plants to a combination of drought and heat stress was found to be distinct from that of plants subjected t...

Journal: :Journal of biomedical optics 2005
Georg Schuele Edward Vitkin Philip Huie Caitlin O'Connell-Rodwell Daniel Palanker Lev T Perelman

Fast and noninvasive detection of cellular stress is extremely useful for fundamental research and practical applications in medicine and biology. We discovered that light scattering spectroscopy enables us to monitor the transformations in cellular organelles under thermal stress. At the temperatures triggering expression of heat shock proteins, the refractive index of mitochondria increase wi...

2015
Desre M. Kramer Thomas Tenkate Peter Strahlendorf Rivka Kushner Audrey Gardner D. Linn Holness

BACKGROUND CAREX Canada has identified solar ultraviolet radiation (UV) as the second most prominent carcinogenic exposure in Canada, and over 75 % of Canadian outdoor workers fall within the highest exposure category. Heat stress also presents an important public health issue, particularly for outdoor workers. The most serious form of heat stress is heat stroke, which can cause irreversible da...

ژورنال: سلامت کار ایران 2018

Background and aims: Heat stress is one of the most important occupational hazards that threaten the health of employees in many workplaces. This hazard is more important in the industries with hot processes, such as rubber industry. Therefore, control of this harmful agent is one of the essential measures and priorities of manager in these industries. The purpose of this study was to identifyi...

2014
Sandra Troschinski Maddalena A. Di Lellis Sergej Sereda Torsten Hauffe Thomas Wilke Rita Triebskorn Heinz-R. Köhler

Dry and hot environments challenge the survival of terrestrial snails. To minimize overheating and desiccation, physiological and biochemical adaptations are of high importance for these animals. In the present study, seven populations of the Mediterranean land snail species Xeropicta derbentina were sampled from their natural habitat in order to investigate the intraspecific variation of cellu...

2014
Guizhen Gao Jun Li Hao Li Feng Li Kun Xu Guixin Yan Biyun Chen Jiangwei Qiao Xiaoming Wu

DNA methylation is responsive to various biotic and abiotic stresses. Heat stress is a serious threat to crop growth and development worldwide. Heat stress results in an array of morphological, physiological and biochemical changes in plants. The relationship between DNA methylation and heat stress in crops is relatively unknown. We investigated the differences in methylation levels and changes...

سپهر, پروین , محمدیان, محمود ,

Background and purpose: Heat is a common type of energy that is produced during industrial processes in many work places. Workers who are working in hot areas may be exposed to heat stress. The aim of this study is to evaluate the effect of a designed cool spot on reduction of Mean Radiation Temperature (MRT) and Wet Bulb Glob Temperature index (WBGT) on a group of furnace workers. Materia...

ژورنال: طب کار 2014
ارسی, مازیار, جلالی, مهدی, جهانگیری, محمد, علی آبادی, محسن,

Background: Exposure to high temperatures is common among workers in warm environments (especially in bakeries) which could cause some undesirable physiological effects. The aim of this study was to determine heat stress and its relationship with physiological parameter of sublingual temperature in workers employed in bakeries of Arak city. Methods: In this cross- sectional study, 126 workers ...

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