نتایج جستجو برای: microbial decontamination
تعداد نتایج: 116708 فیلتر نتایج به سال:
Pathogenic contamination of beef has prompted consumer fear and concern around the globe. It has threatened trade and economic profit and has stimulated ideas for developing new control measures to enhance product safety in beef processes. Even though the beef industry has utilized technologies such as steam pasteurization, and organic acid rinses in carcass decontamination, there is a need for...
A mixed microbial culture was adapted to growth on parathion to determine the feasibility of using microorganisms to detoxify concentrated parathion in agricultural wastes. In a 600-ml chemostat, the culture was able to degrade 50 mg of parathion per liter per h. Para-nitrophenol, produced by enzymatic hydrolysis of parathion, caused delays in exponential growth which were directly proportional...
With the dawn of the new century, dentistry has seen a new face in the fields of diagnosis, treatment and prevention. Twenty one children were asked to brush their teeth for five days. The brushes were put in Robertson's Cooked Meat broth and cultured. Growth of Streptococcus Mutans were seen. These brushes were then placed in disinfectants such as 0.2% chlorhexidine gluconate (Gp I), 1% sodium...
BACKGROUND In 2000, the World Health Organization (WHO) had eight sets of conflicting recommendations for decontaminating medical equipment. We conducted a systematic review of observational studies to assist WHO in reconciling the various guidelines. This paper summarises the methods developed and illustrates the results for three procedures--alcohol, bleach and povidone iodine. METHODS We d...
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