نتایج جستجو برای: bioaerosol
تعداد نتایج: 582 فیلتر نتایج به سال:
Abstract Bioaerosols, including bacteria and fungi, are ubiquitous have been shown to impact various organisms as well biogeochemical cycles human health. However, sample collection poses a challenge for aeromicrobiologists can determine the success of study. Establishing standard procedure bioaerosol sampling could help advance field. We tested efficiency (number collected DNA yield per unit t...
The aim of this study was to assess bacterial aerosols in a herbal processing plant Poland. Bioaerosol measurements indoor and outdoor air the were performed four measurement rounds, seasonal cycle—in spring, summer, autumn, winter—using six-stage Andersen’s cascade sampler. At each measuring point, during bioaerosol sampling, values relative humidity temperature simultaneously measured using K...
Aerosolized microorganisms may play an important role in climate change, disease transmission, water and soil contaminants, and geographic migration of microbes. While it is known that bioaerosols are generated when bubbles break on the surface of water containing microbes, it is largely unclear how viable soil-based microbes are transferred to the atmosphere. Here we report a previously unknow...
Occupational and environmental health professionals are confronted with issues concerning the health effects of indoor fungal bioaerosol exposure. This article reviews current data on the health effects of indoor mold exposure and provides practical suggestions for occupational and environmental health practitioners regarding how best to manage these exposures based on published human studies. ...
A flash-lamp based device for fluorescence detection and identification of individual pollen grains.
We present a novel optical aerosol particle detector based on Xe flash lamp excitation and spectrally resolved fluorescence acquisition. We demonstrate its performances on three natural pollens acquiring in real-time scattering intensity at two wavelengths, sub-microsecond time-resolved scattering traces of the particles' passage in the focus, and UV-excited fluorescence spectra. We show that t...
Introduction: Mold may affect the Indoor Air Quality (IAQ) in workplace dormitories. This study aims to investigate indoor air factors that molds growth a dormitory of an LNG Company Indonesia. Several determinant factors, including relative humidity, general temperature, wet dry velocity, illumination, particulate matter, and carbon dioxide concentration were assessed against microorganism col...
background and objective: bioaerosols are particles of microbes, viruses and derivatives; they exist in a wide variety of shapes and sizes and can be measured with different air samplers. the purpose of this study is the determination of bacterial aerosol in the air of hospitals and the determination of contaminated areas for disinfection proceedings by hospital health care teams, by selecting ...
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