نتایج جستجو برای: recontamination

تعداد نتایج: 142  

Journal: :Microscopy and microanalysis : the official journal of Microscopy Society of America, Microbeam Analysis Society, Microscopical Society of Canada 1999
Isabell Fischione O'Keefe Guruz Dravid

: The effectiveness of applying a high-frequency, low-energy, reactive gas plasma for the removal of hydrocarbon contamination from specimens and components for electron microscopy has been investigated with a variety of analytical techniques. Transmission electron microscopy (TEM) analysis of specimens that have been plasma cleaned shows an elimination of the carbonaceous contamination from th...

Journal: :The American journal of tropical medicine and hygiene 2008
Sundeep K Gupta M S Islam Richard Johnston Pavani Kalluri Ram Stephen P Luby

To evaluate the effectiveness of the chulli water purifier, a new household water treatment strategy in Bangladesh that relies on passing water through a stove, we interviewed persons who had this water purifier. From households using it regularly, we tested untreated water, sand-filtered water without heat pasteurization, sand-filtered and heat pasteurized water, and household stored, treated ...

2013
Dong-Ho Jung Young-Sin Noh Hae-Doo Lee Hoon-Sang Chang Hyun-Wook Ryu Kyung-San Min

During endodontic treatment, it is important to create a fluid-tight seal in the access cavity in order to prevent marginal leakage and the ingress of oral fluids and microorganisms into the root canal. Nevertheless, temporary filling materials have received less attention than materials used for a permanent and prolonged use. However, they are an essential link in the chain that leads to disin...

2017
Elisabetta Caselli

Healthcare-associated infections (HAIs) are a global concern, affecting all western hospitals, and profoundly impairing the clinical outcome of up to 15% of all hospitalized patients. Persistent microbial contamination of hospital surfaces has been suggested to contribute to HAIs onset, representing a reservoir for hospital pathogens. On the other hand, conventional chemicals-based sanitation d...

2009
Stephanie Hoyos Liana Tsenova

Recent studies have shown that although the different designs applied to the filament arrangement of the bristles of the toothbrushes show an improvement in plaque removal, it may also increase bacterial retention and growth. In fact, this event may create more damage instead of benefit in our regular oral hygiene because it may become a possible source for oral recontamination. The new designs...

Journal: :JAMA 1995
E D Mintz F M Reiff R V Tauxe

In many parts of the developing world, drinking water is collected from unsafe surface sources outside the home and is then held in household storage vessels. Drinking water may be contaminated at the source or during storage; strategies to reduce waterborne disease transmission must safeguard against both events. We describe a two-component prevention strategy, which allows an individual to di...

Journal: :Water 2021

The aim of this study was to compare the water quality piped-to-plot source with point-of-drinking in households a low-income urban area Bangladesh. A total 430 and 78 communal sources connected these were selected from East Arichpur Dhaka. samples collected vessels (household members’ preferred drinking i.e., mug, glass, or bottle) linked at six-week intervals between September 2014 December 2...

Journal: :British Journal of Surgery 2021

Abstract Introduction The BOAST/BAPRAS updated the open fracture guidelines in December 2017 to replace BOAST 4 Open guidelines; changes gave clearer recommendations for timing of surgery and reducing infection rates. Method Our work retrospectively evaluates surgical management tibia fractures at a Major Trauma Centre (MTC), over one-year period light key standards (13,14 15 fractures). Result...

Journal: :Applied microbiology 2023

Many publications report coatings that exhibit antimicrobial potency applicable to high-touch surfaces and desirable for healthcare settings contribute reductions in the occurrence of Hospital Acquired Infections (HAI). In this review, importance surface contamination transmission microbes is addressed. The standard strategy tackle fomites implement proper disinfection cleaning practices period...

Journal: :The World Bank Economic Review 2021

Abstract Health, and in turn income welfare, depend on access to safe drinking water. Although the majority of rural households worldwide obtain water from community sources, there is limited evidence about how effectively these sources provide This study combines a randomized experiment with quality testing evaluate impact program that provides deep tubewells Bangladesh. The reduces exposure a...

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