Purpose Of Review: Drinking water is considered one of the most overlooked and underestimated sources of healthcare-associated infections (HAIs). Recently, the prevention and control of opportunistic premise plumbing pathogens (OPPPs) in healthcare water systems has been receiving increasing attention in infection control guidelines. However, these fail to address colonization of pathogens that do not originate from source water. Subsequently, this review explores the role of water and premise plumbing biofilm in HAIs. The potential mechanisms of contamination and transmission of antimicrobial-resistant (AMR) pathogens originating both from supply water and human microbiota are discussed.
Recent Findings: OPPPs, such as Legionella pneumophila, Pseudomonas aeruginosa and Mycobacterium avium have been described as native to the plumbing environment. However, other pathogens, not found in the source water, have been found to proliferate in biofilms formed on outlets devices and cause HAI outbreaks.
Summary: Biofilms formed on outlet devices, such as tap faucets, showers and drains provide an ideal niche for the dissemination of antimicrobial resistance. Thus, comprehensive surveillance guidelines are required to understand the role that drinking water and water-related devices play in the transmission of AMR HAIs and to improve infection control guidelines.
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http://dx.doi.org/10.1097/QCO.0000000000000842 | DOI Listing |
BMC Med Genomics
January 2025
Department of Clinical Laboratory Sciences, The Faculty of Applied Medical Sciences, Taif University, Taif, Saudi Arabia.
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January 2025
School of Water and Environment, Chang'an University, No.126 Yanta Road, Xi'an, 710054, Shaanxi, China.
Nitrate pollution is widespread environmental concern in most shallow groundwater systems. This study conducts a comprehensive investigation of shallow groundwater, deep groundwater, and surface water in a region of the Chinese Loess Plateau. Nitrate pollution in this area is severe with more than half of the shallow groundwater samples exceeding the limit of nitrate for drinking water (50 mg/L).
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January 2025
School of Material Science and Engineering, Henan University of Technology Zhengzhou, Henan, 450001, China.
A simple, fast, and cost-effective colorimetric nitrite (NO) sensor based on ZIF-67-derived CoO nanocomposite (ZCo-2 NC) structure has been developed. The prepared colorimetric sensor (ZCo-2 NC) was employed to sensitively detect NO in drinking water system by the exhibition of promising peroxidase-mimicking nanozyme-like features. The sensor manifest well-determined sensing response with excellent linear and wide range of NO sensitivity (0.
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Agri-Environment Branch, Agri-Food and Bioscience Institute (AFBI), Belfast, UK.
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December 2024
Department of Poultry Science, College of Agriculture, Tarbiat Modares University, Tehran, Iran 14115336.
This study was conducted to evaluate the effects of E.coli Nissle 1917 (EcN) on immune responses, blood parameters, oxidative stress, egg quality, and performance of laying Japanese quail. A total of one-hundred day-old quail chicks were assigned to 1 of 4 treatments based on probiotic concentration: 1 (0 CFU/mL; control), 2 (10 CFU/mL), 3 (10 CFU/mL), and 4 (10 CFU/mL).
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