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Microbiological Identification of Atmospheric Particles in Hermosillo, Sonora, México
ALVARO SANTOS ROMO
MARIA TERESA CERTUCHA BARRAGAN
FRANCISCO JAVIER ALMENDARIZ TAPIA
ONOFRE MONGE AMAYA
JORGE HERNANDEZ LOPEZ
Acceso Abierto
Atribución-NoComercial-SinDerivadas
DOI: 10.4236/jep.2014.55041
ISSN Online: 2152-2219
http://www.scirp.org/journal/jep
Air Pollution, Airborne Particles, Bacteria
"The air quality in many cities has been deteriorating and affecting population’s health. Airborne particles can block the defense mechanisms of respiratory system and may lead biological elements such as pollen, bacteria, fungi and viruses into the lungs. This paper presents the study of biologically contaminated air in the city of Hermosillo, analyzing filters containing particulate matter with a diameter equal or less than 10 micrometers (PM10) and Total Suspended Particles (TSP). Three sampling periods were analyzed during 2011. Samples taken from the filters were placed in tubes containing nutritive broth BHI (Brain Heart Infusion) and incubated at 37 ˚C for 24 hours. The identification of the isolated microorganisms was done by a biochemical test recommended in Bergey’s Manual. Results showed a high bacteria concentration in the presence of microorganisms such as Klebsiella pneumoniae sub pneumoniae, Citrobacter, Enterococcus faecalis, Proteus penneri, Butiauxellaagrestis, Salmonella paratyphi A and Enterobacter sacazakii. When bacterial concentration was analyzed separately, the lowest number of bacteria was observed during February for the south location and in August for the north location. The highest degree of bacterial air pollution was found in the central area of the city."
Scientific Research Publishing, Inc.
2014
Artículo
Journal of Environmental Protection
Inglés
Alvaro, S.-R., et al. (2014) Microbiological Identification of Atmospheric Particles in Hermosillo, Sonora, México. Journal of Environmental Protection, 5, 376-386.
CONTAMINACIÓN ATMOSFÉRICA
Versión publicada
publishedVersion - Versión publicada
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