{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,9]],"date-time":"2026-01-09T20:08:52Z","timestamp":1767989332730,"version":"3.49.0"},"reference-count":63,"publisher":"MDPI AG","issue":"2","license":[{"start":{"date-parts":[[2018,2,12]],"date-time":"2018-02-12T00:00:00Z","timestamp":1518393600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100013399","name":"Portuguese Authority for Working Conditions","doi-asserted-by":"publisher","award":["005DBB\/12"],"award-info":[{"award-number":["005DBB\/12"]}],"id":[{"id":"10.13039\/501100013399","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Atmosphere"],"abstract":"<jats:p>Organic dust is widespread in the environment including occupational settings, such as bakeries. Recently, a new collection device\u2014the electrostatic dust cloth (EDC)\u2014has been described for the assessment of occupational exposures. The aim of this study was to investigate the suitability of EDC for identifying the distribution patterns and exposure concentrations of particulate matter and microbial contaminants such as fungi and bacteria in bakeries. Twelve bakeries were selected, and dust was allowed to settle for 13 to 16 days on EDCs (a total of 33 samples). Particle counts and size distribution (0.3 \u00b5m, 0.5 \u00b5m, 1 \u00b5m, 2.5 \u00b5m, 5 \u00b5m and 10 \u00b5m) were measured with direct-reading equipment. Higher EDC mass was significantly correlated (p values &lt; 0.05) with higher fungal load on dichloran glycerol (DG18) and with particle size distribution in the 0.3 \u00b5m, 0.5 \u00b5m, 1.0 \u00b5m and 10.0 \u00b5m range. Fungal levels on malt extract agar (MEA) ranged from 0 to 2886 CFU\/m2 EDC in the warehouse setting, 0 to 500 CFU\/m2 EDC in the production setting, and 0 to 3135 CFU\/m2 EDC in the store. Penicillium sp. (42.56%) was the most frequent fungi. Total bacterial load ranged from 0 to 18,859 CFU\/m2 EDC in the warehouse, 0 to 71,656 CFU\/m2 EDC in production, and 0 to 21,746 CFU\/m2 EDC in the store. EDC assessment provided a longer-term integrated sample of organic dust, useful for identifying critical worksites in which particulate matter and bio-burden exposures are elevated. These findings suggest that EDC can be applied as a screening method for particulate matter-exposure assessment and as a complementary method to quantify exposures in occupational environments.<\/jats:p>","DOI":"10.3390\/atmos9020064","type":"journal-article","created":{"date-parts":[[2018,2,12]],"date-time":"2018-02-12T10:50:38Z","timestamp":1518432638000},"page":"64","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":27,"title":["Electrostatic Dust Cloth: A Passive Screening Method to Assess Occupational Exposure to Organic Dust in Bakeries"],"prefix":"10.3390","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1545-6479","authenticated-orcid":false,"given":"Carla","family":"Viegas","sequence":"first","affiliation":[{"name":"GIAS (Research Group Environment &amp; Health, ESTeSL\u2014Escola Superior de Tecnologia da Sa\u00fade de Lisboa, Instituto Polit\u00e9cnico de Lisboa, 1990-094 Lisbon, Portugal"},{"name":"Centro de Investiga\u00e7\u00e3o em Sa\u00fade P\u00fablica, Escola Nacional de Sa\u00fade P\u00fablica, Universidade NOVA de Lisboa, 1600-560 Lisbon, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2879-9291","authenticated-orcid":false,"given":"Ana","family":"Monteiro","sequence":"additional","affiliation":[{"name":"GIAS (Research Group Environment &amp; Health, ESTeSL\u2014Escola Superior de Tecnologia da Sa\u00fade de Lisboa, Instituto Polit\u00e9cnico de Lisboa, 1990-094 Lisbon, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1496-2609","authenticated-orcid":false,"given":"Liliana","family":"Aranha Caetano","sequence":"additional","affiliation":[{"name":"GIAS (Research Group Environment &amp; Health, ESTeSL\u2014Escola Superior de Tecnologia da Sa\u00fade de Lisboa, Instituto Polit\u00e9cnico de Lisboa, 1990-094 Lisbon, Portugal"},{"name":"Research Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, University of Lisbon, 1649-003 Lisbon, Portugal"}]},{"given":"Tiago","family":"Faria","sequence":"additional","affiliation":[{"name":"GIAS (Research Group Environment &amp; Health, ESTeSL\u2014Escola Superior de Tecnologia da Sa\u00fade de Lisboa, Instituto Polit\u00e9cnico de Lisboa, 1990-094 Lisbon, Portugal"},{"name":"Centro de Ci\u00eancias e Tecnologias Nucleares, Instituto Superior T\u00e9cnico, Universidade de Lisboa, E.N. 10 ao km 139,7, 2695-066 Bobadela LRS, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4165-7052","authenticated-orcid":false,"given":"Elisabete","family":"Carolino","sequence":"additional","affiliation":[{"name":"GIAS (Research Group Environment &amp; Health, ESTeSL\u2014Escola Superior de Tecnologia da Sa\u00fade de Lisboa, Instituto Polit\u00e9cnico de Lisboa, 1990-094 Lisbon, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1015-8760","authenticated-orcid":false,"given":"Susana","family":"Viegas","sequence":"additional","affiliation":[{"name":"GIAS (Research Group Environment &amp; Health, ESTeSL\u2014Escola Superior de Tecnologia da Sa\u00fade de Lisboa, Instituto Polit\u00e9cnico de Lisboa, 1990-094 Lisbon, Portugal"},{"name":"Centro de Investiga\u00e7\u00e3o em Sa\u00fade P\u00fablica, Escola Nacional de Sa\u00fade P\u00fablica, Universidade NOVA de Lisboa, 1600-560 Lisbon, Portugal"}]}],"member":"1968","published-online":{"date-parts":[[2018,2,12]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"1371","DOI":"10.1016\/0021-8502(94)90215-1","article-title":"Bioaerosols and occupational lung disease","volume":"25","author":"Lacey","year":"1994","journal-title":"J. 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