نتایج جستجو برای: air microenvironment

تعداد نتایج: 233751  

Journal: :Journal of Agrometeorology 2022

Field experiment was undertaken at research farm of IARI, New Delhi to study the effect change in microenvironment under different colour shade nets during summer and rainy season, 2012 on yield spinach. Spinach crop sown such as red, green, black, white along with control (without net) season. Crop duration from sowing harvesting 62 days 58 Different weather parameters were measured regular in...

Journal: :Energy and built environment 2021

At present, laminar airflow (LAF) systems and mixing ventilation (MV) are two commonly used solutions for operating rooms (ORs) to ensure the required indoor air quality. However, recent studies have shown that there is little difference in prevalence of surgical site infection (SSI) LAF MV systems. The objective this study was compare performance an system with ORs at St. Olavs hospital, Norwa...

Journal: :Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco 2008
Georg E Matt Penelope J E Quintana Melbourne F Hovell Dale Chatfield Debbie S Ma Romina Romero Anna Uribe

Regular tobacco use in the enclosed environment of a car raises concerns about longer-term contamination of a car's microenvironment with residual secondhand smoke pollutants. This study (a) developed and compared methods to measure residual contamination of cars with secondhand smoke, (b) examined whether cars of smokers and nonsmokers were contaminated by secondhand smoke, and (c) how smoking...

Journal: :Environmental science & technology 2006
Stuart Harrad Sadegh Hazrati Catalina Ibarra

Polybrominated diphenyl ethers (PBDEs) and polychlorinated biphenyls (PCBs) were measured in air (using PUF disk passive samplers) in 31 homes, 33 offices, 25 cars, and 3 public microenvironments. Average concentrations of sigmaBDE (273 pg m(-3)) and sigmaPCB (8920 pg m(-3)) were an order of magnitude higher than those previously reported for outdoor air. Cars were the most contaminated microen...

Journal: :International Journal of Health Geographics 2008
Eleanor M Setton C Peter Keller Denise Cloutier-Fisher Perry W Hystad

BACKGROUND Chronic exposure to traffic-related air pollution is associated with a variety of health impacts in adults and recent studies show that exposure varies spatially, with some residents in a community more exposed than others. A spatial exposure simulation model (SESM) which incorporates six microenvironments (home indoor, work indoor, other indoor, outdoor, in-vehicle to work and in-ve...

2008
Ilias Kazanis Justin Lathia Lara Moss

1. The embryonic neural stem cell (NSC) microenvironment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.1. The VZ microenvironment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.2. Signalling in the embryonic NSC microenvironment . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Journal: :Current cancer reports 2023

Journal: :Journal of occupational and environmental hygiene 2006
R Todd Niemeier Satheesh K Sivasubramani Tiina Reponen Sergey A Grinshpun

In an effort to better understand the relationship between different fungal sampling methods in the indoor environment, four methods were used to quantify mold contamination in 13 homes with visible mold. Swab, fungal spore source strength tester (FSSST), and air samples (total of 52 samples) were analyzed using both the microscopic (total spore count) and culture-based (CFU count) enumeration ...

Introduction: Introduction: Molecular components within the microenvironment act upon cell growth, survival/apoptosis, and proliferation. Immune system cells respond to molecules produced by the tumor and released in the surrounding microenvironment, such as cytokines, chemokines, and growth factors. This study aimed to identify the effects of tumor environment on monocyte-macrophage cell linea...

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