... to a higher exposure to ozone, resulting in a greater expression of allergenic proteins. Effects of air pollution on increasing respiratory allergy have been attributed to: (1) the interaction of air pollutants with pollen grains, leading to an increased release of antigens; (2) paucimicronic particles (PM...

...Jian Sun; Hiroshi Koto; Fan Chung Background : Environmental pollutants such as ozone may interact with airway responses to allergen in sensitised individuals. Methods : We examined the effects of a single exposure to ozone (1 ppm for 1 h) on bronchial responsiveness to acetylcholine (ACh) aerosol...

... and the editor(s) disclaim responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Mast Cells Epithelial cells Nedocromil sodium Cytokines Ozone Clinical Features, Management and Pharmacology...

...Hillel S. Koren; Philip A. Bromberg Asthmatic individuals in the general population appear to be susceptible to disease exacerbation during summertime ‘smog’ episodes (ambient air pollution containing other pollutants in addition to ozone). Although controlled exposure to ozone causes acute...

...Katrin Schierhorn; Minzhong Zhang; Marek Kacy; Gert Kunkel The increase in airway responsiveness induced by ozone exposure is associated with airway inflammation as evidenced by an increase in inflammatory mediators such as cyclooxygenase and lipoxygenase product formation found in bronchoalveolar...

... Controlled-exposure chambers Air pollutants Ozone Lung function Bronchoalveolar lavage Nasal lavage © 1997 S. Karger AG, Basel 1997 Copyright / Drug Dosage / Disclaimer Copyright: All rights reserved. No part of this publication may be translated into other languages, reproduced or utilized...

... pollutants on grass pollen allergens. Methods: Timothy grass pollen was exposed to ozone (O 3 ), nitrogen dioxide (NO 2 ) and sulphur dioxide (SO 2 ) alone or in combination. Allergen contents were analysed by 2-dimensional immunoblot using grass pollen-sensitive patient sera. Results: For O 3 -treated...

... to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Human nasal mucosa Smokers Nonsmokers Ozone Organ culture Histamine Exposure to ozone causes symptoms, impairment of lung function and airway inflammation...