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Indoor suspended particulate matter (SPM) consists of many different types of particles, the vast majority of which are less than 2.5 μm in diameter. An important question is how these particles, being inhalable, contribute to asthma and respiratory symptoms. One possibility is that these particles have an adjuvant effect on the immune response and increase the IgE production, or cause a non-specific...
Quantification and characterisation of suspended particulate matter (SPM) from homes in the city of Oslo was carried out. In 29 households the dust concentrations were found to vary between 9 and 56 μg/m 3 (median value 26 μg/m 3 ). In 12 of the 29 households, a thorough analysis was carried out to determine the size and element distribution of the particles using transmission electron...
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