نتایج جستجو برای: asbestos free

تعداد نتایج: 519794  

Journal: :Occupational and environmental medicine 1994
J C Pairon E Orlowski Y Iwatsubo M A Billon-Galland G Dufour S Chamming's C Archambault J Bignon P Brochard

Exposure to asbestos was evaluated in 131 patients with pleural malignant mesothelioma in the Paris area between 1986 and 1992 using data from a detailed specific questionnaire and light microscopy analysis of the retention of asbestos bodies in bronchoalveolar lavage fluid or lung tissue. Probable or definite exposure to significant levels of asbestos dust was identified in only 48 (36.6%) sub...

2008
Alon Peretz Victor C Van Hee Mordechai R Kramer Silvio Pitlik Matthew C Keifer

CONTEXT While a large number of studies indicate the risks of high-level exposures to asbestos in the workplace setting, a relatively small number of studies describe the risk of pleural disease related to "take-home" asbestos brought into the household by workers exposed to asbestos. Consequently, the risk of pleural disease in family members of asbestos-exposed workers is likely underapprecia...

2003
Malcolm Ross Robert P. Nolan

Two ancient asbestos mines, one near Karystos, Greece, and the other southeast of Mount Troodos, Cyprus, were located in what we now know to be ophiolite terrane. Evidence suggests that asbestos was discovered and utilized in Cyprus, perhaps as long as 5,000 years ago, for manufacture of cremation cloths, lamp wicks, hats, and shoes. Some of the adverse health effects of asbestos became known o...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2010
Haining Yang Zeyana Rivera Sandro Jube Masaki Nasu Pietro Bertino Chandra Goparaju Guido Franzoso Michael T Lotze Thomas Krausz Harvey I Pass Marco E Bianchi Michele Carbone

Asbestos carcinogenesis has been linked to the release of cytokines and mutagenic reactive oxygen species (ROS) from inflammatory cells. Asbestos is cytotoxic to human mesothelial cells (HM), which appears counterintuitive for a carcinogen. We show that asbestos-induced HM cell death is a regulated form of necrosis that links to carcinogenesis. Asbestos-exposed HM activate poly(ADP-ribose) poly...

Journal: :Environmental Health Perspectives 1999
M Albin C Magnani S Krstev E Rapiti I Shefer

This review assesses the contribution of occupational asbestos exposure to the occurrence of mesothelioma and lung cancer in Europe. Available information on national asbestos consumption, proportions of the population exposed, and exposure levels is summarized. Population-based studies from various European regions on occupational asbestos exposure, mesothelioma, and lung cancer are reviewed. ...

2010

National Specialty Society for Community Medicine Position Statement on Chrysotile Asbestos June 2010 Background The adverse health effects associated with exposure to asbestos exposure have been well established. Epidemiological, clinical, and laboratory studies have shown that asbestos is capable of causing lung cancer, mesothelioma, and a range of asbestos‐related diseases (International ...

Journal: :Regulatory toxicology and pharmacology : RTP 2008
Arthur M Langer

Since the promulgation of the first Federal Asbestos Standard by the Occupational Safety and Health Administration in 1972, other federal agencies have modified the standard to better carry on their own unique missions. The instruments used to identify and measure asbestos, the sampling protocol, and the criteria used to define asbestos, have been modified to some degree. The Mine Safety and He...

2011
Naoko Kumagai-Takei Megumi Maeda Ying Chen Hidenori Matsuzaki Suni Lee Yasumitsu Nishimura Junichi Hiratsuka Takemi Otsuki

Asbestos-related cancers such as malignant mesothelioma and lung cancer are an important issue in the world. There are many conflicts concerning economical considerations and medical evidence for these cancers and much confusion regarding details of the pathological mechanisms of asbestos-induced cancers. For example, there is uncertainty concerning the degree of danger of the iron-absent chrys...

Journal: :Carcinogenesis 2012
Sheng Wei Li-E Wang Michelle K McHugh Younghun Han Momiao Xiong Christopher I Amos Margaret R Spitz Qingyi Wei Wei

Asbestos exposure is a known risk factor for lung cancer. Although recent genome-wide association studies (GWASs) have identified some novel loci for lung cancer risk, few addressed genome-wide gene-environment interactions. To determine gene-asbestos interactions in lung cancer risk, we conducted genome-wide gene-environment interaction analyses at levels of single nucleotide polymorphisms (SN...

Journal: :American journal of physiology. Lung cellular and molecular physiology 2007
Christy A Barlow Trisha F Barrett Arti Shukla Brooke T Mossman Karen M Lounsbury

Asbestos is a ubiquitous, naturally occurring fiber that has been linked to the development of malignant and fibrotic lung diseases. Asbestos exposure leads to apoptosis, followed by compensatory proliferation, yet many of the signaling cascades coupled to these outcomes are unclear. Because CREs (Ca(2+)/cAMP-response elements) are found in the promoters of many genes important for regulation o...

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