نتایج جستجو برای: ozone therpy

تعداد نتایج: 20592  

Introduction The aim of the research was to investigate the effect of 8 weeks’ exercise training and ozone therapy on articular cartilage tissue mRNA Beclin-1, AMPK, and mTOR gene expression in rat’s model of osteoarthritis (OA). Materials and Methods In this experimental study, 40 adult male rats 210±10 gr were randomly divided into 5 groups: 1) control (CN), 2) OA, 3) OA + ozone, 4) OA + ex...

2005
Vitali E. Fioletov Theodore G. Shepherd

[1] The statistical relationship between springtime and summertime ozone over middle and polar latitudes is analyzed using zonally averaged total ozone data. Shortterm variations in springtime midlatitude ozone demonstrate only a modest correlation with springtime polar ozone variations. However by early summer, ozone variations throughout the extratropics are highly correlated. Analysis of cor...

Journal: :فیزیک زمین و فضا 0
زهرا شرعی پور کارشناس هواشناسی، گروه فیزیک فضا، مؤسسه ژئوفیزیک، دانشگاه تهران

in this paper, the correlation between total ozone and upper air meteorological parameters such as heights of geopotential surfaces and temperatures for three stations of tehran, ankara and bet dagan located in the middle east, in cold period (jan, feb and march) of years of 2005, 2007 and 2008 has been investigated. data for upper air is taken from wyoming university and ozone data is from sat...

Journal: :Environmental pollution 2012
Silvano Fares Robin Weber Jeong-Hoo Park Drew Gentner John Karlik Allen H Goldstein

Orange trees are widely cultivated in regions with high concentrations of tropospheric ozone. Citrus absorb ozone through their stomata and emit volatile organic compounds (VOC), which, together with soil emissions of NO, contribute to non-stomatal ozone removal. In a Valencia orange orchard in Exeter, California, we used fast sensors and eddy covariance to characterize water and ozone fluxes. ...

2002
M. R. Kurpius M. McKay A. H. Goldstein

Ozone concentration and ecosystem scale fluxes were measured continuously from June 1999 to June 2000 above a ponderosa pine plantation at Blodgett Forest, an Ameriflux site located B75 km northeast of Sacramento, CA (1300m). The ponderosa pine trees were most active during the summer but maintained a low level of activity during the fall, winter, and spring. Cumulative ozone flux for the year ...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
masoomeh bahreini mohammad bagher habibi najafi mohammad reza bassami iesa jahed

ozone is a strong oxidant and a potent disinfecting agent. there are numerous application areas of ozone in food industry. while there are many investigations on the application of ozone in food industry, relatively little information is available on the potential of ozone to reduce microbial populations in fresh-cut fruits and vegetables and the visual quality of lettuce. in this study, ozone ...

2010
S. Tegtmeier V. E. Fioletov T. G. Shepherd

[1] Interannual anomalies in vertical profiles of stratospheric ozone, in both equatorial and extratropical regions, have been shown to exhibit a strong seasonal persistence, namely, extended temporal autocorrelations during certain times of the calendar year. Here we investigate the relationship between this seasonal persistence of equatorial and extratropical ozone anomalies using the SAGE‐co...

2005
John Pyle Pablo Canziani Piers Forster

EXECUTIVE SUMMARY 85 1.1 Introduction 87 1.1.1 Purpose and scope of this chapter 87 1.1.2 Ozone in the atmosphere and its role in climate 87 1.1.3 Chapter outline 93 1.2 Observed changes in the stratosphere 93 1.2.1 Observed changes in stratospheric ozone 93 1.2.2 Observed changes in ODSs 96 1.2.3 Observed changes in stratospheric aerosols, water vapour, methane and nitrous oxide 96 1.2.4 Obser...

2006
Charles J. Weschler

OBJECTIVE The associations between ozone concentrations measured outdoors and both morbidity and mortality may be partially due to indoor exposures to ozone and ozone-initiated oxidation products. In this article I examine the contributions of such indoor exposures to overall ozone-related health effects by extensive review of the literature as well as further analyses of published data. FIND...

In this work, we report results of calculations based on the density functional theory of different species metal-ozone, containing mercury, silver and gold. The chosen species range from small molecules and large transition-metal containing ozone with mercury, silver and gold complexes. A comparative analysis of the description of the metal-oxygen bond obtained by different methodologies is pr...

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