Results 11 to 20 of about 166,008 (259)

Evaluating microbial contaminations of alternative heating oils

open access: yesEngineering in Life Sciences, 2023
Since 2008, European and German legislative initiatives for climate protection and reduced dependency on fossil resources led to the introduction of biofuels as CO2‐reduced alternatives in the heating oil sector.
Maximilian J. Surger   +7 more
doaj   +1 more source

An investigation of microbial contamination in the home [PDF]

open access: yesJournal of Hygiene, 1982
SUMMARYAn investigation of the bacterial flora in over 200 homes is reported. The occurrence of potential pathogens and the levels of contamination at individual sites, particularly in the kitchen, toilet and bathroom is described and the implications for hygiene practices in the home discussed.
E, Scott, S F, Bloomfield, C G, Barlow
openaire   +2 more sources

Monitoring of microbial contamination of the educational and scientific cleanroom facility

open access: yesMicrobiology Independent Research Journal, 2021
The production environment in the pharmaceutical industry should not be a source of microbial contamination of the product. The purpose of this study was to examine the patterns of changes in the microbial contamination level in cleanrooms. The study was
Anastasia V. Berestina   +1 more
doaj   +1 more source

Italian multicenter study on infection hazards during dental practice: Control of environmental microbial contamination in public dental surgeries

open access: yesBMC Public Health, 2008
Background The present study assessed microbial contamination in Italian dental surgeries. Methods An evaluation of water, air and surface microbial contamination in 102 dental units was carried out in eight Italian cities.
Monarca Silvano   +8 more
doaj   +1 more source

Effects of Hydrogen Peroxide on Decreasing Microbial Contaminations in Raisins of Bavanat Region [PDF]

open access: yesMajallah-i ̒Ulum-i Bāghbānī, 2023
Introduction  Raisins are dried grapes and are prepared from some varieties of grapes (Vitis vinifera) in different ways, such as exposing grapes to direct sunlight and mechanical methods.
M.J. Karami   +3 more
doaj   +1 more source

Microbial Contamination of Medicinal Plants - A Review* [PDF]

open access: yesPlanta Medica, 2002
Medicinal plants may be associated with a broad variety of microbial contaminants, which are represented by bacteria, fungi and viruses. Inevitably, this microbiological background depends on several environmental factors and exerts an important impact on the overall quality of herbal products and preparations.
Kneifel, Wolfgang   +2 more
openaire   +3 more sources

Chitosan dual gel-like functionalized with flavonoid extract and cinnamaldehyde oil using dual cross-linking agents: Characterization, antioxidant, and antimicrobial effects

open access: yesCurrent Research in Food Science
This study evaluated antioxidant and antimicrobial properties of chitosan gel (Cs-gel) functionalized with cinnamaldehyde oil (CN) and orange peel-derived flavonoid extract (Fs) using the ionic-gelation method.
Mahmoud Salah   +10 more
doaj   +1 more source

Detection of Microbial Contamination during Human Islet Isolation

open access: yesCell Transplantation, 2007
Current good manufacturing practice (cGMP) islet processing facilities provide an ultraclean environment for the safe production of clinical grade islets for transplantation into immunosuppressed diabetic recipients.
Tatsuya Kin   +3 more
doaj   +1 more source

Anti-Contamination Strategies for Yeast Fermentations

open access: yesMicroorganisms, 2020
Yeasts are very useful microorganisms that are used in many industrial fermentation processes such as food and alcohol production. Microbial contamination of such processes is inevitable, since most of the fermentation substrates are not sterile ...
Seung-Oh Seo   +4 more
doaj   +1 more source

Impact of the contamination time by Escherichia coli on biofilm formation in surgical instruments

open access: yesRevista Brasileira de Enfermagem, 2021
Objectives: to evaluate the microbial load and adherence of Escherichia coli in different areas of the surgical instrument surface exposed to experimental contamination over time. Methods: experimental study in which fragments of crile forceps (serrated,
Síntia de Souza Evangelista   +2 more
doaj   +2 more sources

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